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Re: Grow heap aggressively during music interpretation (issue 561390043
From: |
jonas . hahnfeld |
Subject: |
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden) |
Date: |
Wed, 05 Feb 2020 04:59:37 -0800 |
Some more numbers: I took guile22-experiment and removed the following:
* GC_set_free_space_divisor,
* GC_INITIAL_HEAP_SIZE=40M
* heap growing in Score_engraver
This gives me: ~2m30s (although I saw one run in 1m55s?!?)
GC_INITIAL_HEAP_SIZE=40M: ~2m10s (one run in 1m40s)
GC_FREE_SPACE_DIVISOR=1: very diverse - from ~1m10s (2 executions) to
~2m40s (3 executions)
GC_NPROCS=1: from ~1m45s to ~2m10s
This variation makes any statement about performance impractical. I
tried
taskset -c 2 + GC_NPROCS=1: ~2m10s
and it seems stable, but I have yet to build a theory why OS thread
migration actually improves performance...
Han-Wen, did you see similar variations in your experiments?
https://codereview.appspot.com/561390043/
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), (continued)
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), jonas . hahnfeld, 2020/02/05
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Han-Wen Nienhuys, 2020/02/05
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Han-Wen Nienhuys, 2020/02/05
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), David Kastrup, 2020/02/05
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Jonas Hahnfeld, 2020/02/06
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Han-Wen Nienhuys, 2020/02/07
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Han-Wen Nienhuys, 2020/02/07
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), David Kastrup, 2020/02/07
- Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), Han-Wen Nienhuys, 2020/02/07
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden),
jonas . hahnfeld <=
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), hanwenn, 2020/02/08
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), nine . fierce . ballads, 2020/02/08
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), jonas . hahnfeld, 2020/02/09
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), jonas . hahnfeld, 2020/02/09
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), hanwenn, 2020/02/09
Re: Grow heap aggressively during music interpretation (issue 561390043 by address@hidden), hanwenn, 2020/02/09