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runtime: print sweep ratio if gcpacertrace>0

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Change-Id: I5217bf4b75e110ca2946e1abecac6310ed84dad5
Reviewed-on: https://go-review.googlesource.com/21205
Run-TryBot: Austin Clements <austin@google.com>
Reviewed-by: Rick Hudson <rlh@golang.org>
This commit is contained in:
Austin Clements 2016-03-29 10:11:09 -04:00
parent 9cc22a7f1f
commit 17f6e5396b
1 changed files with 1 additions and 1 deletions
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2
src/runtime/mgcsweep.go
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@ -96,7 +96,7 @@ func sweepone() uintptr {
mheap_.sweepdone = 1 mheap_.sweepdone = 1
_g_.m.locks-- _g_.m.locks--
if debug.gcpacertrace > 0 && idx == uint32(len(work.spans)) { if debug.gcpacertrace > 0 && idx == uint32(len(work.spans)) {
print("pacer: sweep done at heap size ", memstats.heap_live>>20, "MB; allocated ", mheap_.spanBytesAlloc>>20, "MB of spans; swept ", mheap_.pagesSwept, " pages\n") print("pacer: sweep done at heap size ", memstats.heap_live>>20, "MB; allocated ", mheap_.spanBytesAlloc>>20, "MB of spans; swept ", mheap_.pagesSwept, " pages at ", mheap_.sweepPagesPerByte, " pages/byte\n")
} }
return ^uintptr(0) return ^uintptr(0)
} }