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GNU C Library master sources branch master updated. glibc-2.26-394-g8f83498
- From: ppluzhnikov at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 26 Sep 2017 00:51:41 -0000
- Subject: GNU C Library master sources branch master updated. glibc-2.26-394-g8f83498
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http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=8f8349870fbcd822b0bdbd3200bc0245f812dae4
commit 8f8349870fbcd822b0bdbd3200bc0245f812dae4
Author: Paul Pluzhnikov <ppluzhnikov@google.com>
Date: Mon Sep 25 17:51:34 2017 -0700
Reduce total memory required to create all threads to 128MiB. This fixes
intermittent failure in stdlib/test-{atexit,at_quick_exit,...} tests
(Bug 22207).
diff --git a/ChangeLog b/ChangeLog
index dddda15..a92b239 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2017-09-25 Paul Pluzhnikov <ppluzhnikov@google.com>
+
+ [BZ #22207]
+ * stdlib/test-atexit-race-common.c (do_test): Minimize required
+ VM size.
+
2017-09-25 DJ Delorie <dj@redhat.com>
[BZ #22161]
diff --git a/stdlib/test-atexit-race-common.c b/stdlib/test-atexit-race-common.c
index b379283..3a03e06 100644
--- a/stdlib/test-atexit-race-common.c
+++ b/stdlib/test-atexit-race-common.c
@@ -57,6 +57,11 @@ do_test (void)
xpthread_attr_init (&attr);
xpthread_attr_setdetachstate (&attr, 1);
+ /* With default 8MiB Linux stack size, creating 1024 threads can cause
+ VM exhausiton on 32-bit machines. Reduce stack size of each thread to
+ 128KiB for a maximum required VM size of 128MiB. */
+ xpthread_attr_setstacksize (&attr, 128 * 1024);
+
for (i = 0; i < kNumThreads; ++i) {
xpthread_create (&attr, threadfunc, NULL);
}
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 6 ++++++
stdlib/test-atexit-race-common.c | 5 +++++
2 files changed, 11 insertions(+), 0 deletions(-)
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