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build: comment possible ulimit failure in run.bash

Record what's going on in case someone is debugging a failure there.
It's not Go's fault.

Fixes #7381.

LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/68200043
This commit is contained in:
Russ Cox 2014-02-24 16:44:35 -05:00
parent fdfbb406d1
commit e6e8945001

View File

@ -17,6 +17,12 @@ ulimit -c 0
# Raise soft limits to hard limits for NetBSD/OpenBSD.
# We need at least 256 files and ~300 MB of bss.
# On OS X ulimit -S -n rejects 'unlimited'.
#
# Note that ulimit -S -n may fail if ulimit -H -n is set higher than a
# non-root process is allowed to set the high limit.
# This is a system misconfiguration and should be fixed on the
# broken system, not "fixed" by ignoring the failure here.
# See longer discussion on golang.org/issue/7381.
[ "$(ulimit -H -n)" == "unlimited" ] || ulimit -S -n $(ulimit -H -n)
[ "$(ulimit -H -d)" == "unlimited" ] || ulimit -S -d $(ulimit -H -d)