From: Austin Clements <austin@google.com>
Date: Fri, 11 Dec 2015 22:50:22 +0000 (-0500)
Subject: runtime: trace sweep completion in gcpacertrace mode
X-Git-Tag: go1.6beta1~82
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=4ad64cadf8a5d1b57c8af4ae146d83cd0ea97cae;p=gostls13.git

runtime: trace sweep completion in gcpacertrace mode

Change-Id: I7991612e4d064c15492a39c19f753df1db926203
Reviewed-on: https://go-review.googlesource.com/17747
Run-TryBot: Austin Clements <austin@google.com>
Reviewed-by: Russ Cox <rsc@golang.org>
---

diff --git a/src/runtime/mgcsweep.go b/src/runtime/mgcsweep.go
index 2cf6def338..b00ceb0a8a 100644
--- a/src/runtime/mgcsweep.go
+++ b/src/runtime/mgcsweep.go
@@ -95,6 +95,9 @@ func sweepone() uintptr {
 		if idx >= uint32(len(work.spans)) {
 			mheap_.sweepdone = 1
 			_g_.m.locks--
+			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")
+			}
 			return ^uintptr(0)
 		}
 		s := work.spans[idx]