Messages in this thread | | | Date | Fri, 7 Jul 2006 14:03:33 +0200 | From | Jens Axboe <> | Subject | Re: splice/tee bugs? |
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On Fri, Jul 07 2006, Michael Kerrisk wrote: > > > c) Occasionally the command line just hangs, producing no output. > > > In this case I can't kill it with ^C or ^\. This is a > > > hard-to-reproduce behaviour on my (x86) system, but I have > > > seen it several times by now. > > > > aka local DoS. Please capture sysrq-T output next time. > > I don't have sysrq configured in the kernel that I'm testing at > the moment (I'll build again with sysrq), but have just got > the error again. For what it's worth, "ps l" says: > > F UID PID PPID PRI NI VSZ RSS WCHAN STAT TTY TIME COMMAND > 0 1000 7099 630 16 0 0 0 - D+ pts/30 0:00 [ktee]
Try ps -eo cmd,wchan, it should give you a little more at least. But sysrq-t is the best, of course.
I'll see about reproducing locally.
-- Jens Axboe
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