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runtime: reduce StackGuard #9214

rsc opened this Issue Dec 6, 2014 · 3 comments


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rsc commented Dec 6, 2014

We raised it to 512 in the run up to Go 1.4 and I'm raising it to 640 now for
Windows/amd64 + write barriers. I'd like to get it back down to something like 256.

@rsc rsc added accepted labels Dec 6, 2014

@bradfitz bradfitz modified the milestone: Go1.5 Dec 16, 2014

@bradfitz bradfitz removed the release-go1.5 label Dec 16, 2014

@rsc rsc removed accepted labels Apr 14, 2015


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rsc commented Jun 8, 2015

Definitely not going to happen for Go 1.5.


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gopherbot commented Aug 22, 2016

CL mentions this issue.

@quentinmit quentinmit added the NeedsFix label Oct 11, 2016

@rsc rsc modified the milestones: Go1.9, Go1.8 Nov 11, 2016

@aclements aclements modified the milestones: Go1.10, Go1.9 Jun 9, 2017

@rsc rsc modified the milestones: Go1.10, Go1.11 Nov 22, 2017


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ianlancetaylor commented Jul 10, 2018

I note that StackGuard has moved in the wrong direction, as it is now 880 (as of

@ianlancetaylor ianlancetaylor modified the milestones: Go1.11, Go1.12 Jul 10, 2018

@aclements aclements modified the milestones: Go1.12, Go1.13 Jan 8, 2019

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