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Noted effect of RLIMIT_STACK resource limit for NPTL.

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Michael Kerrisk 2006-09-12 06:38:38 +00:00
parent 7fc594a121
commit 5e8b726f68
1 changed files with 16 additions and 0 deletions
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16
man7/pthreads.7
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@ -273,6 +273,22 @@ However, a new thread's alternate signal stack settings
are copied from the thread that created it, so that
the threads initially share an alternate signal stack
(fixed in kernel 2.6.16).
.PP
Note the following further points about the NPTL implementation:
.IP \- 3
If the stack size soft resource limit (see the description of
.B RLIMIT_STACK
in
.BR setrlimit (2))
is set to a value other than
.IR unlimited ,
then this value defines the default stack size for new threads.
To be effective, this limit must be set before the program
is executed, perhaps using the
.I ulimit -s
shell built-in command
.RI ( "limit stacksize"
in the C shell).
.SS "Determining the Threading Implementation"
Since glibc 2.3.2, the
.BR getconf (1)