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New: dvyukov Tue 19 Aug 11:59 runtime: always pass type to mallocgc when allocating scannable memory
Old: rsc Wed 11 Jun 15:48 cmd/gc: fix escape analysis for &x inside switch x := v.(type)
builder benchmark Help

linux-amd64-perf

GOMAXPROCS=1

Metric old new delta
allocated 5618 4311 -23.26%
allocs 57 55 -3.51%
cputime 106982 118401 +10.67%
gc-pause-one 1037314 1362003 +31.30%
gc-pause-total 311 408 +31.19%
latency-50 389542 452924 +16.27%
latency-95 524768 541419 +3.17%
latency-99 591150 598159 +1.19%
rss 32366592 36196352 +11.83%
sys-gc 2760704 1718344 -37.76%
sys-heap 27394048 26771456 -2.27%
sys-other 5269816 5255408 -0.27%
sys-stack 524288 425984 -18.75%
sys-total 35948856 34171192 -4.94%
time 104026 114836 +10.39%
virtual-mem 254013440 252207104 -0.71%
log log
cpuprof cpuprof
memprof memprof