Werk #5359: Reduced size of PDF exports containing graphs

Component	Reporting & availability
Title	Reduced size of PDF exports containing graphs
Date	Oct 2, 2017
Level	Prominent Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	1.5.0i1 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i1 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i1 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i1 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i1 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i1 Not yet released Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.5.0i1 Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.4.0p14 Checkmk Enterprise (CEE), Checkmk MSP (CME)

The size of PDF exports increased dramatically when graphs were shown. This was caused by the gradients used in the rendered metric areas.

For example a PDF with 10 graphs had a size of 6 MB with gradients compared to 260 KB without gradients. The gradients have now been dropped completely.

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