Created attachment 152616 [details] Perf flamegraph 1. Open attachment 112640 [details] 2. Press F5 Stopwatch times for slide to appear: 6.2.4: 2.8 s 6.4: 7.77 s Flamegraph is pointing to alpha blending and unpremultiply operations. Arch Linux 64-bit Version: 6.4.0.0.alpha0+ Build ID: e553b3698f6d8f4f606ebe21ed9857ee09f0c057 CPU threads: 8; OS: Linux 5.1; UI render: default; VCL: gtk3; Locale: fi-FI (fi_FI.UTF-8); UI-Language: en-US Calc: threaded Built on 5 July 2019
Repro Version: 6.4.0.0.alpha0+ (x86) Build ID: 849b837d1a3b185a8dd893a8f6eaed53605bcab1 CPU threads: 4; OS: Windows 6.3; UI render: GL; VCL: win; TinderBox: Win-x86@42, Branch:master, Time: 2019-07-05_03:53:49 Locale: nl-NL (nl_NL); UI-Language: en-US Calc: CL
this are my findings: -oldest 6.2 commit: 6.50 seconds -oldest 6.3 commit: 6.50 seconds -oldest 6.4 commit: 8.50 seconds all with clean profile, so I'm afraid I can't bisect it ...
Also slow with Versie: 4.4.7.2 Build ID: f3153a8b245191196a4b6b9abd1d0da16eead600 Locale: nl_NL Removing bibisectRequest & regression