[Bugme-new] [Bug 21242] New: I guess fcntl F_SETPIPE_SZ doesn't work quite right
bugzilla-daemon at bugzilla.kernel.org
bugzilla-daemon at bugzilla.kernel.org
Wed Oct 27 02:21:55 PDT 2010
https://bugzilla.kernel.org/show_bug.cgi?id=21242
Summary: I guess fcntl F_SETPIPE_SZ doesn't work quite right
Product: Process Management
Version: 2.5
Kernel Version: 2.6.36
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Preemption
AssignedTo: rlove at rlove.org
ReportedBy: asl.pavel at gmail.com
Regression: No
Created an attachment (id=35182)
--> (https://bugzilla.kernel.org/attachment.cgi?id=35182)
screept itself
I've been trying to write script (see speed.py) that shows ammount of data
transmitted in pipe, and decided to toy with new fcntl F_SETPIPE_SZ. I've tried
to run it on 2 machines with the same result (see call_stack.txt).
cat /dev/random | python3 ./speed.py > /dev/null
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