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Werks

This page, the migration notes, only shows incompatible Werks!. You should read them carefuly all listed werks from the version you are updating from till the version you are updating to. Each of the listed werks might require you to take manual actions to make your installation work properly after an update.
If you like to see all changes related to the single releases, please take a look at the list of All Checkmk Werks.

Filter by category: Trivial Change Prominent Change Major Change New Feature Bug Fix Security Fix Incompatible

Version 1.7.0i1 (Not yet released)
Monday, 3/23/2020
Incompatible Trivial Change New Feature #10776	WATO: Sorter for dynamic columns in view editor
Friday, 3/20/2020
Incompatible Prominent Change New Feature #10601	Checks & Agents: Auto migration of check plugins to new section definitions
Wednesday, 3/18/2020
Incompatible Trivial Change Bug Fix #10947	Checks & Agents: systemd_units: WATO rule split of system individual and summary services
Monday, 3/16/2020
Incompatible Trivial Change New Feature #10752	Core & Setup: The websphere_mq plugin is now deprecated
Wednesday, 3/4/2020
Incompatible Trivial Change Bug Fix #10908	Checks & Agents: snmp_uptime: Fix crash for some Fortigate devices
Wednesday, 2/26/2020
Incompatible Prominent Change New Feature #10124	Livestatus: The output formats "python" and "python3" are now explicit about string types.
Friday, 2/21/2020
Incompatible Trivial Change Bug Fix #10818	Checks & Agents: IPMI Management Board: Do not report GPU sensors if not installed
Friday, 2/14/2020
Incompatible Trivial Change Bug Fix #10599	Checks & Agents: Network interfaces: Handle illegal description/alias characters differently
Thursday, 2/13/2020
Incompatible Trivial Change Bug Fix #10857	Checks & Agents: hp_proliant_power: removal of unsuitable default parameters
Wednesday, 2/5/2020
Incompatible Trivial Change Bug Fix #10815	Checks & Agents: isc_dhcpd: Use alternative for pidof on Debian Buster
Tuesday, 2/4/2020
Incompatible Trivial Change Bug Fix #10845	Checks & Agents: mk_oracle: Fixed wrong credentials for remote intances in bakery
Friday, 1/31/2020
Incompatible Trivial Change New Feature #10718	Checks & Agents: mk_oracle: extracted uptime check inside of oracle_instance check into separate service
Wednesday, 1/29/2020
Incompatible Trivial Change Bug Fix #10595	Checks & Agents: wmi.include: Removed `inventory_wmi_table`
Tuesday, 1/21/2020
Incompatible Trivial Change Bug Fix #10763	Notifications: Opsgenie: Fixed authentication error on european accounts
Friday, 1/10/2020
Incompatible Prominent Change New Feature #10580	Checks & Agents: Memory check plugins: Unify service descriptions
Thursday, 1/9/2020
Incompatible Trivial Change Bug Fix #10675	Agent Bakery: mk_jolokia: Fixed baking configuration if server is stated in bakery rule "JMX monitoring of Java JVMs using Jolokia"
Wednesday, 1/8/2020
Incompatible Trivial Change New Feature #10618	Core & Setup: New versioning of CMC configs
Friday, 12/13/2019
Incompatible Trivial Change New Feature #10658	Core & Setup: lnx_if: Discover speed from /sys/class/net/INTERFACE/speed if ethtool missing
Thursday, 12/12/2019
Incompatible Trivial Change Bug Fix #10514	Checks & Agents: mk_oracle.ps1: Fixed version check for instance services
Tuesday, 11/26/2019
Incompatible Trivial Change Bug Fix #10463	Checks & Agents: cisco_power: discover unique items in one edge case
Incompatible Trivial Change Bug Fix #10512	Checks & Agents: mk_oracle: Fixed wrong check for oracle version
Monday, 11/25/2019
Incompatible Trivial Change New Feature #10476	Checks & Agents: azure_agent_info: Add option to pin down monitored resources
Sunday, 11/10/2019
Incompatible Trivial Change Bug Fix #10495	Checks & Agents: mssql_connections: Remove default levels 20, 50 which are not useful in general
Friday, 11/8/2019
Incompatible Trivial Change Bug Fix #10408	Checks & Agents: Don't discover lparstat service on host without util info
Thursday, 11/7/2019
Incompatible Trivial Change New Feature #10335	Checks & Agents: mongodb: extension of replica set checks
Incompatible Trivial Change Bug Fix #10451	Checks & Agents: check_http: don't set virtual host if not necessary
Monday, 10/28/2019
Incompatible Trivial Change Bug Fix #10447	Checks & Agents: agent_kubernetes: use new API versions
Thursday, 10/24/2019
Incompatible Trivial Change Bug Fix #10359	Checks & Agents: mk_oracle: better support for mounted databases
Tuesday, 10/22/2019
Incompatible Trivial Change Bug Fix #10401	Reporting & Availability: Instant reports are deactivated under the correct permission
Monday, 10/21/2019
Incompatible Trivial Change Bug Fix #10356	Checks & Agents: bluenet2_powerrail.{temp,humidity}: Fixed discovery of ALL temperature and humidity sensors
Thursday, 10/17/2019
Incompatible Trivial Change Bug Fix #10347	HW/SW-Inventory: if: Moved last change field to status data tree; otherwise the inventory history may be polluted
Wednesday, 10/16/2019
Incompatible Trivial Change Bug Fix #10154	Checks & Agents: mgmt_ipmi_sensors: Missing service details for IPMI sensors services
Incompatible Trivial Change Bug Fix #10343	Checks & Agents: lnx_if: Fixed flapping discovery of interfaces if output of ethtool is missing
Incompatible Trivial Change Bug Fix #8796	Checks & Agents: mknotifyd: fix wrong state file age output
Tuesday, 10/15/2019
Incompatible Trivial Change Bug Fix #10326	GUI: Removed cmk_nagios_webapps mkp from treasures
Monday, 10/14/2019
Incompatible Trivial Change Bug Fix #10270	HW/SW-Inventory: solaris_mem: Fix value and unit
Friday, 10/11/2019
Incompatible Trivial Change New Feature #10331	Checks & Agents: mk_mysql: set instance alias
Incompatible Trivial Change New Feature #10153	Checks & Agents: jolokia_jvm_garbagecollectors: New plugin
Thursday, 10/10/2019
Incompatible Trivial Change Bug Fix #10324	Checks & Agents: carel_sensors: Fixed error while discovery
Wednesday, 10/9/2019
Incompatible Trivial Change Bug Fix #10218	Checks & Agents: lnx_if: Fixed wrong interpretation of interface status
Incompatible Trivial Change Bug Fix #10151	Checks & Agents: mssql: Sanitize mssql ini file name
Incompatible Trivial Change New Feature #10150	Checks & Agents: mssql_transactionlogs: Do not discover unneeded transaction logs
Incompatible Trivial Change Bug Fix #10321	Checks & Agents: smart: Fixed wrong device name for device types other than NVME
Monday, 9/30/2019
Incompatible Trivial Change Bug Fix #10073	Checks & Agents: f5_bigip_vserver: Fixed ValueError while ip parsing
Friday, 9/27/2019
Incompatible Trivial Change Bug Fix #10146	Checks & Agents: mk_logwatch.aix: Rename to mk_errpt.aix
Thursday, 9/26/2019
Incompatible Trivial Change Bug Fix #10266	Checks & Agents: Correct wording in Eternus DX checks
Incompatible Trivial Change New Feature #8918	Checks & Agents: Inventory Kubernetes ingresses
Friday, 9/20/2019
Incompatible Trivial Change New Feature #10138	Checks & Agents: jolokia_jvm_uptime: New plugin
Thursday, 9/19/2019
Incompatible Trivial Change New Feature #10137	Checks & Agents: jolokia_jvm_memory: New check plugin
Friday, 9/13/2019
Incompatible Prominent Change Bug Fix #10041	WATO: Reduce apache memory usage + Change check parameters API
Monday, 9/9/2019
Incompatible Trivial Change Bug Fix #8911	Checks & Agents: Fix CRIT criterion for k8s_pod_container
Friday, 9/6/2019
Incompatible Trivial Change Bug Fix #10065	Checks & Agents: apc_ats_output: Fixed scan function for devices where services were missing
Tuesday, 9/3/2019
Incompatible Trivial Change New Feature #8969	Checks & Agents: kernel.performance: New kernel performance check that consolidates kernel checks into one service
Monday, 9/2/2019
Incompatible Trivial Change Bug Fix #7758	Checks & Agents: mk_jolokia: Fixed cfg creation of agent bakery
Tuesday, 8/27/2019
Incompatible Trivial Change Bug Fix #8976	Checks & Agents: cisco_temperature.dom: Discover up interfaces by default
Monday, 8/26/2019
Incompatible Trivial Change New Feature #7866	Checks & Agents: mongodb_cluster: Monitoring of cluster balance and size
Friday, 8/23/2019
Incompatible Trivial Change Bug Fix #8806	Checks & Agents: mk_oracle: Fixed discovery of XE instances on Oracle 18c
Incompatible Trivial Change Bug Fix #8805	Checks & Agents: mk_oracle: Fixed jobs with auto_drop
Wednesday, 8/21/2019
Incompatible Trivial Change New Feature #7940	WATO: Removed deprecated host/service visibility handling for webservices
Thursday, 8/8/2019
Incompatible Trivial Change New Feature #7964	Checks & Agents: mk_docker.py: No longer pipe checkmk agent into containers
Monday, 8/5/2019
Incompatible Trivial Change Bug Fix #8900	Checks & Agents: mysql_capacity: Fix problem with warn/crit size
Thursday, 7/18/2019
Incompatible Trivial Change New Feature #7953	Checks & Agents: mk_docker.py: Bakery now allows to skip individual sections
Monday, 7/15/2019
Incompatible Trivial Change New Feature #7268	BI: BI aggregations: Introduced aggregation ID
Wednesday, 7/10/2019
Incompatible Major Change Bug Fix #7444	Core & Setup: Rename metric name in Filesystem checks from mount point to fs_used
Monday, 7/8/2019
Incompatible Trivial Change Bug Fix #7862	Checks & Agents: Fix parsing of MongDB server status in cluster
Friday, 7/5/2019
Incompatible Trivial Change Bug Fix #7947	Checks & Agents: ps: Missing services for non-matching subexpressions
Wednesday, 7/3/2019
Incompatible Trivial Change Bug Fix #7917	Checks & Agents: aws_costs_and_usage: Fixed missing service condition in related parameter set
Monday, 7/1/2019
Incompatible Trivial Change Bug Fix #7431	Checks & Agents: mk_postgres: version detection may fail
Tuesday, 6/25/2019
Incompatible Trivial Change Bug Fix #7845	Checks & Agents: winperf_processor: Changed default levels back to 101, 101 percent in order avoid a lot of false alarms
Incompatible Trivial Change Bug Fix #7490	Checks & Agents: mk_logwatch: enforce utf-8 encoding of config files
Incompatible Trivial Change Bug Fix #7427	Notifications: mail: don't escape state markers in emails
Wednesday, 6/19/2019
Incompatible Trivial Change Bug Fix #7819	GUI: Fix "HTTP header authentication"
Monday, 6/17/2019
Incompatible Trivial Change Bug Fix #7426	Checks & Agents: mk_postgres: fix the version detection when using an MK_CONFFILE
Friday, 6/14/2019
Incompatible Trivial Change Bug Fix #7425	Checks & Agents: mk_postgres, postgres_instances: fix plugin output for older operating systems
Incompatible Trivial Change Bug Fix #7852	Checks & Agents: df: Filesystems of type devtmpfs are now ignored completely
Incompatible Trivial Change Bug Fix #7850	Checks & Agents: df: Fixed broken exclusion of zfs file systems
Incompatible Trivial Change Bug Fix #7487	Checks & Agents: mk_logwatch: Consider 'Do not deploy' in bakery
Incompatible Trivial Change Bug Fix #7424	Checks & Agents: mk_postgres: add missing database parameter
Incompatible Trivial Change Bug Fix #7423	Checks & Agents: mk_postgres: fix syntax error
Thursday, 6/13/2019
Incompatible Trivial Change Bug Fix #7802	Checks & Agents: oracle_asm_diskgroup: Fixed calculation of voting files
Friday, 6/7/2019
Incompatible Trivial Change New Feature #7421	Checks & Agents: ucs_bladecenter_if, winperf_if: discover single interfaces of interface groups
Friday, 5/31/2019
Incompatible Trivial Change New Feature #7484	Checks & Agents: mk_logwatch: Default limit for transmitted data
Wednesday, 1/9/2019
Incompatible Trivial Change New Feature #6952	Checks & Agents: ucd_cpu_util: Levels for utilization
Thursday, 9/27/2018
Incompatible Trivial Change New Feature #6578	Checks & Agents: Agent IP access restriction (only_from) can now be monitored

Version 1.6.0p3 (3.10.2019)
Incompatible Trivial Change Bug Fix #7869	Checks & Agents: mk_mongodb: Fixed crash introduced by Python 2.5 compatibility change in 1.6.0p2

Version 1.6.0b1 (6.6.2019)
Incompatible Trivial Change Bug Fix #6871	Agent Bakery: multiple perfcounters were written to same INI line
Incompatible Trivial Change Bug Fix #7127	Checks & Agents: msexch_database: Fixed disappearance of services caused by dynamically generated IDs
Incompatible Trivial Change Bug Fix #7105	Checks & Agents: Check API: Make usage of dsname, unit, human_readable_func and infoname in check_levels clearer
Incompatible Trivial Change Bug Fix #7134	Checks & Agents: mk_jolokia: now requires requests library
Incompatible Trivial Change New Feature #7143	Checks & Agents: mk_docker.py: A new docker monitoring plugin
Incompatible Trivial Change Bug Fix #7199	Checks & Agents: heartbeat_crm: Fixed discovery of services in case of failed actions
Incompatible Prominent Change New Feature #7100	Checks & Agents: mk_sap_hana: Refactored plugin; Deprecated old checks; Add new checks
Incompatible Trivial Change New Feature #7054	Checks & Agents: agent_vsphere, esx_vsphere_hostsystem.multipath: use new API endpoint
Incompatible Trivial Change Bug Fix #6943	Checks & Agents: juniper_bgp_state: Fix item generation for IPv6 addresses
Incompatible Trivial Change Bug Fix #6903	Checks & Agents: mk_jolokia: CA default for https connection
Incompatible Trivial Change Bug Fix #5801	Checks & Agents: Fixed incorrect check parameter assignment after tabula rasa
Incompatible Trivial Change Bug Fix #7053	Checks & Agents: tcp_conn_stat: resolve latency problems introduced by ss
Incompatible Trivial Change New Feature #7205	Checks & Agents: jolokia_jvm_threading: new check for JVM threads
Incompatible Trivial Change Bug Fix #7055	Checks & Agents: jolokia_generic: remove duplicate MBean in item
Incompatible Trivial Change New Feature #7214	Checks & Agents: Interface checks: Introduce scan function API
Incompatible Trivial Change New Feature #7416	Checks & Agents: k8s_resources: now uses default levels of 90% and 95?%
Incompatible Trivial Change Bug Fix #7393	Checks & Agents: mongodb_collections: New WATO rule and fixed output
Incompatible Trivial Change Bug Fix #7458	Checks & Agents: Cisco CPU checks: Cleaned up SNMP scan functions
Incompatible Trivial Change Bug Fix #7468	Checks & Agents: solaris_services: Fixed discovery rule matching
Incompatible Trivial Change Bug Fix #7482	Checks & Agents: mk_mysql: More consistent naming of instances
Incompatible Trivial Change Bug Fix #7389	Checks & Agents: check_http: Enable SSL/TLS hostname extension support by default
Incompatible Trivial Change Bug Fix #7385	Checks & Agents: check_http: Fix port mixup in URL-mode
Incompatible Trivial Change Bug Fix #7304	Checks & Agents: Solaris uptime consistent across global & local zones
Incompatible Trivial Change Bug Fix #7250	Checks & Agents: Check_MK Discovery: Clusters were unable to automatically discover new services
Incompatible Trivial Change Bug Fix #7328	Checks & Agents: Deprecate inventory_processes and inv_domino_tasks rulesets
Incompatible Trivial Change Bug Fix #7329	Checks & Agents: Deprecate logwatch_patterns configuration option
Incompatible Trivial Change Bug Fix #7362	Checks & Agents: AWS/RDS services: Use DB identifier instead of DB name as item; DB name may be missing or not set
Incompatible Trivial Change Bug Fix #6902	Checks & Agents: apache_status: Ignore certificate for localhost
Incompatible Prominent Change Bug Fix #6984	Checks & Agents: docker_node_disk_usage, docker_node_info, docker_node_images, docker_node_network: Extract sections to plugin
Incompatible Trivial Change Bug Fix #6380	Checks & Agents: oracle_jobs: Bugfix for auto_drop=TRUE jobs
Incompatible Trivial Change New Feature #6394	Checks & Agents: winperf_processor: Changed CPU utilization default levels to 90, 95 percent
Incompatible Trivial Change Bug Fix #6822	Checks & Agents: fsc_if64: Remove this check plugin in order to improve performance
Incompatible Trivial Change Bug Fix #6412	Checks & Agents: mk_docker_container_piggybacked: don't try to execute the check_mk_agent inside a container if no bash is available
Incompatible Trivial Change Bug Fix #6304	Checks & Agents: sap_hana_filesystem, sap_hana_mem: Fixed wrong conversion of filesystem and memory values
Incompatible Trivial Change New Feature #6210	Checks & Agents: Separate Checkgroups for 3par_capacity, 3par_volume und 3par_cpgs
Incompatible Trivial Change Bug Fix #5845	Checks & Agents: fsc checks: prevent fsc_fans and fsc_temp if corresponding fsc_sc2-* data is available, made snmp_scan_functions more readable
Incompatible Trivial Change Bug Fix #6120	Checks & Agents: cisco_nexus_cpu: use the ruleset "CPU utilization for simple devices"
Incompatible Trivial Change Bug Fix #6127	Checks & Agents: ucd.include: Astaro and Synology are Linux but should use hr_mem
Incompatible Trivial Change New Feature #6140	Checks & Agents: mssql_blocked_sessions: This check is now instance aware
Incompatible Trivial Change Bug Fix #6476	Checks & Agents: apc_symmetra: Fixed transposed default levels for battery capacity
Incompatible Trivial Change Bug Fix #6407	Checks & Agents: mk_postgres, postgres_instances: output missing instance data
Incompatible Trivial Change Bug Fix #6605	Checks & Agents: winperf_if: Fixed discovery of network interface alias
Incompatible Trivial Change Bug Fix #6629	Checks & Agents: jolokia_generic: Make service descriptions consistent with jolokia_metrics
Incompatible Trivial Change Bug Fix #6595	Checks & Agents: if.include: Recognize duplicate interface items correctly
Incompatible Trivial Change Bug Fix #6496	Checks & Agents: check_mk_agent.linux: Moved piggybacked docker container sections to plugin 'mk_docker_container_piggybacked'
Incompatible Trivial Change Bug Fix #6754	Checks & Agents: if_lancom: Fixed correct interface discovery for newer lancom router
Incompatible Trivial Change Bug Fix #6493	Checks & Agents: netscaler_vserver: Discovers readable names
Incompatible Trivial Change Bug Fix #6638	Checks & Agents: if_fortigate: Fix incorrect usage of Name as Alias
Incompatible Prominent Change Bug Fix #7353	Core & Setup: Changed format of host tags in hosts.mk configuration files
Incompatible Prominent Change Bug Fix #7351	Core & Setup: Removed "checks" configuration variable
Incompatible Prominent Change Bug Fix #7352	Core & Setup: Changed format of rules in rules.mk configuration files
Incompatible Trivial Change Bug Fix #7345	Core & Setup: Drop ancient scanparent_hosts configuration variable
Incompatible Trivial Change Bug Fix #7085	Event Console: Fixed parsing of special syslog messages which don't contain a host name
Incompatible Prominent Change New Feature #6057	GUI: Changed GUI internal API functions
Incompatible Prominent Change Bug Fix #6417	Notifications: Users may disable notifications by accident after upgrading to 1.5.0
Incompatible Prominent Change Security Fix #6788	Notifications: Notification spooler: Fixed deserialization of arbitrary input
Incompatible Trivial Change Bug Fix #6416	Notifications: mknotifyd: set a default timeout if no value is given for a method
Incompatible Trivial Change Bug Fix #7762	WATO: Aux tag IDs and tag group IDs need to be unique now
Incompatible Prominent Change Bug Fix #7760	WATO: Web API: Changed format of rules in get_ruleset/set_ruleset
Incompatible Prominent Change New Feature #6662	WATO: Timespecific check parameters: Changed computation algorithm to allow more flexible configurations
Incompatible Trivial Change Bug Fix #6115	WATO: Use the correct matching behaviour and avoid a crash while baking agents for some agent bakery rules
Incompatible Trivial Change Bug Fix #7222	WATO: check_http: Mixup of ports when configuring certificate check via proxy
Incompatible Trivial Change Bug Fix #6188	packages: Dropped fping dependency (Removes check_fping)

Version 1.5.0b1 (11.4.2018)
Incompatible Trivial Change Bug Fix #5920	Checks & Agents: Windows: use standard file matching patterns for fileinfo
Incompatible Trivial Change Bug Fix #5777	Checks & Agents: ucs_bladecenter_fans.temp: Made item name unique
Incompatible Trivial Change Bug Fix #5748	Checks & Agents: cisco_cpu, cisco_nexus_cpu: improve snmp_scan_functions
Incompatible Trivial Change Bug Fix #5706	Checks & Agents: Windows agent: fix endianness of IP addresses
Incompatible Prominent Change New Feature #5744	Event Console: Export of rule packs in MKP packages
Incompatible Trivial Change Bug Fix #5797	WATO: netapp_api_luns: fixed interchanged free/used names in WATO configuration rule

Version 1.5.0i4 (Not yet released)
Friday, 2/23/2018
Incompatible Trivial Change New Feature #5768	Checks & Agents: sap_hana check plugins are instance aware

Version 1.5.0i3 (Not yet released)
Monday, 1/22/2018
Incompatible Trivial Change Bug Fix #5698	Checks & Agents: Windows agent: space in MRPE plugin path resulted in wrong plugin name
Thursday, 12/21/2017
Incompatible Prominent Change Bug Fix #5476	cmc: Fixed notification numbering of periodic notifications

Version 1.5.0i2 (Not yet released)
Wednesday, 6/27/2018
Incompatible Trivial Change Bug Fix #6116	Checks & Agents: mk_db2.linux: major refactoring of the plugin to solve different issues
Tuesday, 12/19/2017
Incompatible Trivial Change Bug Fix #5527	Checks & Agents: ucd_mem, hr_mem: Prefer ucd_mem check for certain Cisco IronPort models
Friday, 11/24/2017
Incompatible Trivial Change Bug Fix #5412	Checks & Agents: Windows agent: fix logfile glob patterns without '*' at the end

Version 1.5.0i1 (Not yet released)
Friday, 11/17/2017
Incompatible Trivial Change Bug Fix #5460	Livestatus: Waiting without a wait condition immediately returns now
Wednesday, 11/15/2017
Incompatible Trivial Change New Feature #5356	Checks & Agents: emcvnx_info,emcvnx_agent: move information from emcvnx_info into subchecks and a agent check
Thursday, 11/9/2017
Incompatible Trivial Change Bug Fix #5354	Checks & Agents: cmctc_lcp: Fixes an error leading to wrong inventory and check output
Thursday, 10/26/2017
Incompatible Trivial Change New Feature #5351	Checks & Agents: check_http: Use HTTPS instead of HTTP in service description for SSL/TLS connections
Monday, 10/23/2017
Incompatible Trivial Change Bug Fix #5305	Checks & Agents: check_mk_agent.hpux: Fixed path for Plugins and local checks
Thursday, 9/21/2017
Incompatible Trivial Change Bug Fix #5297	Checks & Agents: dotnet_clrmemory, msexch_rpcclientaccess, wmi_cpuload: Fixed activate changes because of inconsistent item handling
Tuesday, 9/19/2017
Incompatible Trivial Change Bug Fix #5292	Checks & Agents: ucs_bladecenter_if: Fixed wrong indexing of single detected interfaces
Wednesday, 9/6/2017
Incompatible Prominent Change Bug Fix #5185	HW/SW-Inventory: Check_MK HW/SW Inventory: The service was executed too often by default
Tuesday, 7/25/2017
Incompatible Trivial Change Bug Fix #5042	WATO: Removed export of WATO folder permissions to NagVis
Wednesday, 7/12/2017
Incompatible Trivial Change Bug Fix #4968	Checks & Agents: f5_bigip_cluster_status_v11_2: Now has its own check plugin file; This updates werk #4819
Thursday, 7/6/2017
Incompatible Trivial Change Bug Fix #4914	Checks & Agents: statgrab_mem: Plugin is now prioritized over solaris_mem if both is available
Monday, 6/26/2017
Incompatible Trivial Change Bug Fix #4838	Checks & Agents: netapp_api_volumes: No longer shows service descriptions with UUIDs
Incompatible Trivial Change Bug Fix #4874	Checks & Agents: cisco_power: Improved discovery of power supplies
Tuesday, 6/13/2017
Incompatible Trivial Change Bug Fix #4819	Checks & Agents: f5_bigip_cluster_status.v11_2: Fixed wrong syntax in naming of the check plugin
Wednesday, 5/24/2017
Incompatible Trivial Change Bug Fix #4631	Checks & Agents: cisco_ace_rserver: Fix broken IP address parsing
Monday, 5/22/2017
Incompatible Trivial Change New Feature #4737	Checks & Agents: cisco_asa_failover: Now roles of cluster and state of failover is configurable
Monday, 5/15/2017
Incompatible Trivial Change Bug Fix #4661	Checks & Agents: msexch_isstore, msexch_isclienttype: Split up check files. Second one needs its own check plugin file if using Nagios core
Incompatible Trivial Change Security Fix #4682	WATO: Add permission "Can add or modify executables" to be able to fine tune access rights
Incompatible Trivial Change Bug Fix #4698	Checks & Agents: netapp_api_volumes: Changed service description for clustermode volumes
Thursday, 5/11/2017
Incompatible Trivial Change New Feature #4644	Checks & Agents: f5_bigip_mem: Improved Memory Check. Now also for TMM
Monday, 4/24/2017
Incompatible Trivial Change New Feature #8287	Checks & Agents: brocade_mlx_power: Added new standard OID for snChasPwrSupply2Table to receive all power supplies in stacked devices
Wednesday, 4/5/2017
Incompatible Trivial Change Bug Fix #4554	Checks & Agents: cups_queues: Moved agent section into own plugin script
Friday, 3/24/2017
Incompatible Trivial Change New Feature #4527	Checks & Agents: websphere_mq_channels: Now has its own WATO ruleset
Wednesday, 3/15/2017
Incompatible Trivial Change New Feature #4540	Checks & Agents: emcvnx_disks: Thresholds for count of failures can be set now
Incompatible Trivial Change Bug Fix #4539	Checks & Agents: if_fortigate: transfered if-checks for fortigate devices into own checkplugin
Tuesday, 3/7/2017
Incompatible Trivial Change Bug Fix #4485	HW/SW-Inventory: Removed uptime and snmp_uptime inventory plugins and other monitoring data from oracle_tablespaces inventory plugin
Friday, 3/3/2017
Incompatible Trivial Change Bug Fix #8285	Checks & Agents: apache_status: Fixed wrong IPv6 URLs to query the information
Thursday, 3/2/2017
Incompatible Trivial Change Bug Fix #8664	Checks & Agents: prefer ucd_mem over hr_mem in case of pfSense monitoring
Monday, 2/27/2017
Incompatible Trivial Change Bug Fix #8758	Checks & Agents: SNMP checks: Fixed cluster node handling
Wednesday, 2/22/2017
Incompatible Trivial Change Bug Fix #4031	WATO: LVM Volume Groups: fixed broken WATO configuration
Tuesday, 1/10/2017
Incompatible Trivial Change Bug Fix #4236	Checks & Agents: Removed g_hostname and g_service_description from Check API
Monday, 11/7/2016
Incompatible Trivial Change Bug Fix #4042	Notifications: Use well define From address in email notifications if none is configured

Version 1.4.0b1 (14.2.2017)
Incompatible Trivial Change New Feature #4294	Checks & Agents: statgrab_disk: Works now in the same way as other diskstat check plugins
Incompatible Trivial Change New Feature #4005	Checks & Agents: agent_activemq: now able to provide BasicAuth credentials
Incompatible Trivial Change Bug Fix #4207	Checks & Agents: mk_jolokia: Use configured port as default instance name
Incompatible Trivial Change Bug Fix #4344	Checks & Agents: lnx_quota: Fixed wrong value calculation and removed performance data
Incompatible Trivial Change Bug Fix #4335	Checks & Agents: perle check and inventory plugins: some updates and improvements
Incompatible Trivial Change Bug Fix #4219	Event Console: Trap processing with community "public" is now only default and not accepted in all cases anymore
Incompatible Prominent Change New Feature #4154	Event Console: Do not send notifications if host found and currently in downtime

Version 1.4.0i4 (Not yet released)
Tuesday, 2/14/2017
Incompatible Prominent Change Bug Fix #4194	Checks & Agents: esx_vsphere_hostsystem.multipath: Fixed grouping of paths
Thursday, 1/12/2017
Incompatible Trivial Change New Feature #4291	Checks & Agents: mk_postgres, postgres_instances, postgres_bloat, postgres_conn_time, postgres_connections, postgres_locks, postgres_query_duration, postgres_sessions, postgres_stat_database, postgres_stats, postgres_version: plugin and checks are now instance aware

Version 1.4.0i3 (16.12.2016)
Incompatible Trivial Change Bug Fix #4099	Checks & Agents: msexch_rpcclientaccess: Previously nonfunctional WATO rule and default parameters now work
Incompatible Trivial Change New Feature #3995	Checks & Agents: skype check: updated perfvariable and metric names, making their purpose more clear
Incompatible Trivial Change New Feature #4094	Checks & Agents: apc_rackpdu_power: now detects all phases or banks connected to this pdu
Incompatible Trivial Change Bug Fix #3998	Checks & Agents: agent_netapp / netapp_api_if: improved mechanism to collect interface infos. fixes invalid if-speed
Incompatible Trivial Change New Feature #8642	cmc: Reworked logging configuration of the Check_MK Microcore
Incompatible Trivial Change Bug Fix #8577	cmc: Fixed Livestatus queries for custom_variable_names columns.

Version 1.4.0i2 (30.10.2016)
Incompatible Prominent Change Bug Fix #8622	Agent Bakery: Agent Bakery: Fix broken deployment of automatic agent updater for Windows

Version 1.4.0i1 (Not yet released)
Thursday, 9/29/2016
Incompatible Trivial Change New Feature #3905	Checks & Agents: barracuda_mailqueues, nullmailer_mailq, postfix_mailq, qmail_stats: these checks now have items, postfix can now monitor multi directories (linux agent)
Friday, 9/23/2016
Incompatible Trivial Change New Feature #3878	Checks & Agents: apc_symmetra: divided into several checks
Friday, 9/2/2016
Incompatible Trivial Change New Feature #3869	Checks & Agents: ipmi: new discovery rule and cleanup
Thursday, 8/25/2016
Incompatible Trivial Change Security Fix #3743	Checks & Agents: mk_jolokia: Fix possible code injection
Wednesday, 8/24/2016
Incompatible Trivial Change New Feature #3791	Checks & Agents: f5_bigip_vserver: now reports lots of additional performance data
Monday, 7/18/2016
Incompatible Trivial Change New Feature #3695	Checks & Agents: f5_bigip_cluster_v11: Now WATO configurable
Monday, 7/4/2016
Incompatible Trivial Change Bug Fix #3693	Checks & Agents: ups_eaton_enviroment: Fixed handling of dictionary-based parameters
Friday, 5/27/2016
Incompatible Trivial Change New Feature #3615	Checks & Agents: if: Convert bandwidth from octets into bits for graph display
Wednesday, 5/11/2016
Incompatible Trivial Change Bug Fix #3131	Checks & Agents: if64, if64adm: These checks now display the speed of interfaces slower than 1Mbit correctly
Monday, 5/9/2016
Incompatible Trivial Change Bug Fix #8450	cmc: Fixed separator for modified_attributes_list columns
Wednesday, 4/20/2016
Incompatible Prominent Change Bug Fix #3418	Notifications: Do not send host notifications if a service group is required
Tuesday, 4/19/2016
Incompatible Prominent Change Bug Fix #3386	Checks & Agents: AIX agent: Cached local scripts / plugins need to be configured in seconds
Friday, 4/15/2016
Incompatible Trivial Change New Feature #3412	Checks & Agents: stulz_temp: now has readable sensor names and discovers all possible sensors which are connected
Wednesday, 4/13/2016
Incompatible Trivial Change New Feature #3407	Checks & Agents: cisco_mem_asa64: new check which monitors the used memory of Cisco Adaptive Security Appliances
Incompatible Trivial Change New Feature #3405	Checks & Agents: cisco_fantray, cisco_fru_power: now these checks have readable item names
Incompatible Trivial Change New Feature #3376	GUI: Better handling of host/service visibility of users with admin role
Friday, 4/1/2016
Incompatible Trivial Change Bug Fix #3110	Checks & Agents: ewon: Various improvements to snmp proxy functionality
Thursday, 3/31/2016
Incompatible Trivial Change New Feature #3108	Checks & Agents: network interface and switch port discovery rules can now be combined to dicover multiple sets of interfaces
Tuesday, 2/16/2016
Incompatible Trivial Change Bug Fix #3186	Checks & Agents: fortigate_node: fixed empty item
Incompatible Trivial Change Bug Fix #3185	Checks & Agents: ucd_cpu_load: this service will be discovered although we prefer HOST-RESOURCES MIB

Version 1.2.7i4 (Not yet released)
Monday, 2/1/2016
Incompatible Trivial Change Bug Fix #2942	Checks & Agents: juniper_cpu_util: new check replaces juniper_cpu which was reporting incorrect values
Monday, 1/25/2016
Incompatible Trivial Change New Feature #2937	Checks & Agents: mrpe: check now supports service descriptions using percent-encoded characters
Wednesday, 1/20/2016
Incompatible Prominent Change New Feature #2934	Checks & Agents: All temperature checks now have the same comprehensive featureset
Thursday, 12/3/2015
Incompatible Trivial Change Bug Fix #1309	Checks & Agents: multipath: Fixed name handling of multipaths
Wednesday, 12/2/2015
Incompatible Trivial Change Bug Fix #2858	Checks & Agents: hp_proliant_da_phydrv: Adding disk controller to check items
Thursday, 11/26/2015
Incompatible Trivial Change New Feature #2803	Checks & Agents: netapp_api_volumes: clustered volumes now longer show the current node name in the service description
Wednesday, 11/4/2015
Incompatible Trivial Change Bug Fix #1301	Checks & Agents: cmciii: Some rewrites of the cmciii Temperature and Power Phase Checks
Saturday, 10/31/2015
Incompatible Trivial Change New Feature #2671	Checks & Agents: df: avoid duplicate items for btrfs that is mounted several times
Thursday, 10/22/2015
Incompatible Prominent Change Bug Fix #8309	cmc: Fix authorization settings for seeing service in the user interface
Friday, 10/16/2015
Incompatible Trivial Change New Feature #2663	Checks & Agents: knuerr_rms_temp: switch to new generic temperature logic, allow e.g. lower levels
Wednesday, 10/14/2015
Incompatible Prominent Change New Feature #2434	Checks & Agents: NetApp monitoring: Cluster-Mode is now supported, changes in existing 7Mode checks

Version 1.2.7i3 (15.10.2015)
Incompatible Prominent Change Bug Fix #2351	Checks & Agents: FreeBSD Agent: Made plugin/local paths standard conform
Incompatible Trivial Change New Feature #2451	Checks & Agents: wut_webtherm.humidity, wut_webtherm.pressure: Two new checks for humidity and air pressure sensors for WuT devices
Incompatible Trivial Change Bug Fix #2489	Checks & Agents: cmciii_lcp_water: New check replacing cmciii_lcp_waterin/out, support for newer devices
Incompatible Trivial Change New Feature #2589	Checks & Agents: check raritan_emx: splitted into three subchecks
Incompatible Trivial Change Bug Fix #1266	Checks & Agents: cisco_mem_asa: Special memory check for cisco asa devices.
Incompatible Prominent Change Bug Fix #2350	Checks & Agents: FreeBSD Agent: Changed bash path to /usr/local/bin/bash
Incompatible Trivial Change New Feature #1269	Checks & Agents: esx_vsphere_counters.diskio: Check now uses the default diskstat implementation
Incompatible Trivial Change New Feature #2285	Checks & Agents: Modified checks for printer pages: canon_pages, printer_pages, printer_pages_ricoh, printer_pages.include
Incompatible Trivial Change New Feature #1272	Checks & Agents: alcatel_power, alcatel_temp Support for stacked environments
Incompatible Trivial Change Bug Fix #1291	Checks & Agents: alcatel_fans: The internal name of the Check changed
Incompatible Trivial Change Bug Fix #1292	Checks & Agents: hitachi_hus_status: Internal Name of Check changed
Incompatible Trivial Change Bug Fix #2673	Event Console: SNMP-Traps: Fixed translation of OIDs which are parts of trap values
Incompatible Trivial Change Bug Fix #7557	packages: Updated NSCA to be compatible with clients of newer distros

Version 1.2.7i2 (24.6.2015)
Incompatible Trivial Change New Feature #2219	Checks & Agents: hr_cpu: Reworked check to use WATO rule allowing averaging and predictive levels
Incompatible Trivial Change New Feature #1259	Checks & Agents: wut_webtherm: Check now uses the Check_MK defaults for temperature checks
Incompatible Trivial Change New Feature #1256	Checks & Agents: lvm_vgs: Check now has his own configuration in wato

Version 1.2.7i1 (1.6.2015)
Incompatible Trivial Change Bug Fix #2030	Checks & Agents: netapp_api_temp: add Perf-O-Meter, make configurable via WATO
Incompatible Trivial Change Bug Fix #2031	Checks & Agents: brocade_mlx_temp: make configurable via new WATO rule, add Perf-O-Meter, add default levels
Incompatible Trivial Change Bug Fix #2032	Checks & Agents: brocade.temp: use new generic WATO rule, add Perf-O-Meter
Incompatible Prominent Change Bug Fix #2022	Checks & Agents: SNMP: Fixed handling of backslashes in SNMP data
Incompatible Trivial Change Bug Fix #1999	Checks & Agents: raritan_pdu_inlet_summary, raritan_pdu_inlet, ups_socomec_outphase: renamed services to be consistent
Incompatible Trivial Change Bug Fix #1971	Checks & Agents: printer_input/printer_output: Discovery is using name field when available no
Incompatible Trivial Change New Feature #1991	Checks & Agents: emc_datadomain_temps: make configurable via WATO, add Perf-O-Meter
Incompatible Trivial Change New Feature #1998	Checks & Agents: statgrab_net: New implementation of network interface monitoring via statgrab
Incompatible Trivial Change New Feature #2043	Checks & Agents: ibm_svc_mdiskgrp: Fix computation of capacity, show and check provisioning
Incompatible Trivial Change Bug Fix #2048	Checks & Agents: netapp_api_fan, netapp_api_psu, netapp_api_temp: fixed typo in service description Shelfes -> Shelves
Incompatible Trivial Change New Feature #2275	Checks & Agents: windows agent: new subfolders, improved folder cleanup during uninstall
Incompatible Trivial Change New Feature #2277	Checks & Agents: mk_oracle.ps1: changed location of config file
Incompatible Trivial Change Bug Fix #2278	Checks & Agents: printer_supply: now able to toggle the point of view for used and remaining material
Incompatible Trivial Change Bug Fix #2202	Checks & Agents: hr_fs: Remove Label:... from mount point, replace \ with /
Incompatible Trivial Change New Feature #2184	Checks & Agents: statgrab_mem: converted to the same logic as the other memory checks
Incompatible Prominent Change New Feature #2052	Checks & Agents: winperf_if: Now able to automatically group teamed interfaces and more
Incompatible Trivial Change New Feature #2062	Checks & Agents: grouped interfaces: additional information in check output and new port state 'degraded'
Incompatible Prominent Change New Feature #2137	Checks & Agents: diskstat: new implementation of Linux Disk IO check
Incompatible Trivial Change Bug Fix #1960	Checks & Agents: akcp_sensor_drycontact: Service description prefix changed from "Device" to "Dry Contact"
Incompatible Trivial Change New Feature #1939	Checks & Agents: check_ftp: changed service description if the ftp port differs from 21
Incompatible Trivial Change New Feature #1524	Checks & Agents: kentix_temp: Now supports setting levels
Incompatible Trivial Change New Feature #1525	Checks & Agents: viprinet_temp: Now uses new Temperature WATO rule
Incompatible Trivial Change New Feature #1674	Checks & Agents: ibm_svc_license, other license checks: now able to configure limits
Incompatible Trivial Change New Feature #1523	Checks & Agents: lnx_thermal: Now supports setting levels
Incompatible Trivial Change New Feature #1521	Checks & Agents: carel_sensors: Now uses new Temperature WATO-Rule
Incompatible Trivial Change Bug Fix #1457	Checks & Agents: logins: new check renamed from "users" check
Incompatible Trivial Change New Feature #1519	Checks & Agents: etherbox.temp: Now supports lower levels, output configurable to Celsius, Fahrenheit or Kelvin
Incompatible Trivial Change New Feature #1520	Checks & Agents: hwg_temp: Now uses new temperature ruleset, allows lower levels and alternate output units.
Incompatible Trivial Change Bug Fix #1819	Checks & Agents: dell_poweredge_temp: Make output and service description consistent with other temperature checks
Incompatible Trivial Change New Feature #1217	Checks & Agents: dell_om_sensors: Check now uses generic temperature features
Incompatible Trivial Change Bug Fix #1863	Checks & Agents: cisco_power: fix for cases with a slash in the device description of a power supply
Incompatible Trivial Change Bug Fix #1890	Checks & Agents: cisco_temperature: Replaces cisco_temp_perf and cisco_temp_sensor
Incompatible Trivial Change New Feature #1892	Checks & Agents: hp_procurve_mem: Now supports setting levels in WATO
Incompatible Trivial Change Bug Fix #1853	Checks & Agents: cisco_power, cisco_fan, cisco_temp_perf: fixed service description for some special cases
Incompatible Trivial Change Bug Fix #1852	Checks & Agents: solaris_multipath: this check now works with inventory to remember the number of total paths
Incompatible Prominent Change New Feature #1820	Checks & Agents: mem.linux: new dedicated check for Linux memory management
Incompatible Trivial Change New Feature #1827	Checks & Agents: oracle_tablespace: WATO rule for default increment
Incompatible Trivial Change New Feature #1830	Checks & Agents: oracle_rman: added detection of INCR0/1 backups
Incompatible Trivial Change New Feature #1229	Checks & Agents: MySQL: The MySQL Plugin now supports multiple instances
Incompatible Prominent Change New Feature #2041	Notifications: Notification Spooler can now handle incoming and outgoing persistent TCP connections

Version 1.2.6b1 (Not yet released)
Tuesday, 12/9/2014
Incompatible Prominent Change New Feature #1726	Checks & Agents: Move variable data of Linux/UNIX agents to /var/lib/check_mk_agent
Incompatible Prominent Change New Feature #1725	Core & Setup: The get_average() function from now on only returns one argument: the average
Wednesday, 12/3/2014
Incompatible Trivial Change Bug Fix #1593	Checks & Agents: IBM SVC Checks: The Service Descriptions not longer contain IBM SVC as prefix
Incompatible Prominent Change Bug Fix #1563	Checks & Agents: Reworked configuration of process monitoring
Friday, 11/28/2014
Incompatible Trivial Change New Feature #1518	Checks & Agents: raritan_pdu_inlet, raritan_pdu_inlet_summary: Modified existing check to give one item per phase and support setting levels.
Wednesday, 11/12/2014
Incompatible Prominent Change Security Fix #1069	GUI: Replaced insecure auth.secret mechanism
Thursday, 11/6/2014
Incompatible Trivial Change Bug Fix #1203	Checks & Agents: veeam_client: Now supports multiple Backups for one host
Wednesday, 11/5/2014
Incompatible Trivial Change New Feature #1444	Checks & Agents: f5_bigip_chassis_temp, f5_bigip_cpu_temp: Two new checks to replace the old f5_bigip_temp
Tuesday, 11/4/2014
Incompatible Trivial Change Bug Fix #1202	Checks & Agents: cisco_power, cisco_temp_perf: Both checks now using a new service description
Monday, 11/3/2014
Incompatible Trivial Change New Feature #1484	Checks & Agents: dell_om_sensors: Use sensor name as item
Friday, 10/31/2014
Incompatible Prominent Change New Feature #1479	HW/SW-Inventory: liveproxyd: new function for collecting remote inventory data

Version 1.2.5i6 (Not yet released)
Monday, 10/20/2014
Incompatible Trivial Change Bug Fix #1131	Checks & Agents: esx_vsphere_hostsystem.maintenance: fixed misspelling in service description
Thursday, 10/16/2014
Incompatible Trivial Change New Feature #0661	HW/SW-Inventory: HW/SW-Inventory: install date of software packages no longer in unix timestamps but date format
Tuesday, 10/14/2014
Incompatible Trivial Change Bug Fix #1184	Checks & Agents: cisco_power: Fixed detection of item. In some cases the status information was part of the item
Thursday, 10/2/2014
Incompatible Trivial Change Bug Fix #1158	GUI: Moved filter logic to visuals module
Thursday, 9/18/2014
Incompatible Prominent Change New Feature #1403	Checks & Agents: kernel.util: allow levels for the total CPU utilization
Monday, 9/8/2014
Incompatible Prominent Change New Feature #1384	Checks & Agents: oracle_jobs: new WATO rules, changed service name to SID.OWNER.NAME
Sunday, 9/7/2014
Incompatible Prominent Change New Feature #1383	Checks & Agents: oracle_asm_diskgroup: Account for offline disks and required mirror free space
Tuesday, 9/2/2014
Incompatible Trivial Change Bug Fix #1393	Checks & Agents: casa_cpu_temp, casa_cpu_util: Change service description to standard
Saturday, 8/30/2014
Incompatible Trivial Change New Feature #0652	HW/SW-Inventory: windows software inventory gives some more details about OS and installed software
Tuesday, 8/26/2014
Incompatible Trivial Change Bug Fix #0650	Checks & Agents: f5_bigip_pool: limits to the number of active nodes are now correctly applied
Saturday, 8/23/2014
Incompatible Trivial Change New Feature #1374	Checks & Agents: arc_raid_status: moved plugin into main Linux agent
Wednesday, 8/20/2014
Incompatible Prominent Change Bug Fix #1144	Checks & Agents: blade_bx_temp, dell_chassis_temp, emerson_temp, ibm_svc_enclosurestats, ups_bat_temp: rename service description
Thursday, 8/14/2014
Incompatible Trivial Change New Feature #0644	Checks & Agents: adva_fsp_if: instead of lower warning and critical levels check now supports lower and upper levels
Incompatible Trivial Change New Feature #0643	HW/SW-Inventory: windows inventory: OS now contains the install date, reg_uninstall now contains the path
Monday, 8/11/2014
Incompatible Trivial Change New Feature #1173	Checks & Agents: cisco_secure: Check creates now a summary instead one service by port
Friday, 8/1/2014
Incompatible Trivial Change Bug Fix #0194	Checks & Agents: raritan_pdu_inlet: Check now outputs the correct values

Version 1.2.5i5 (Not yet released)
Friday, 6/27/2014
Incompatible Prominent Change New Feature #8055	Config generation: Change authorization method for host/service groups to loose
Thursday, 6/26/2014
Incompatible Prominent Change Bug Fix #1012	Core & Setup: Fix quoting of backslashes in custom checks with nagios core

You can find a list of all werks including older versions here.