Re: 2.6.10-rc3, syslogd hangs then processes get stuck in schedule_timeout

From: Andrew Morton (akpm_at_osdl.org)
Date: 12/22/04

  • Next message: Edward Broustinov: "Can't activate dma on ide/sata under 2.6.5/9 + Intel E7520 chipset" 
    Date:	Wed, 22 Dec 2004 01:37:26 -0800
To: Chris Stromsoe <cbs@cts.ucla.edu>

    Chris Stromsoe <cbs@cts.ucla.edu> wrote:
    >
    > I'm still seeing this problem. It repeats every week or week and a half,
    > usually after logs have been rotated and a dvd has been written. syslogd
    > stops writing output, then everything that does schedule_timeout() hangs,
    > the process table fills, and everything grinds to a halt.
    >
    > If the problem is detected early enough, syslogd can be manually killed
    > and restarted, unwedging everything and returning everything to normal
    > operation.
    >
    > I'm running 2.6.10-rc3, compiled with smp. I've been seeing this since at
    > least 2.6.8.1, both smp and nosmp. userspace is debian testing.
    >
    > sysrq+t output from three hangs in November with 2.6.9 is at
    > http://hashbrown.cts.ucla.edu/deadlock/.

    Can't see anything untoward there, although one wonders why you have 609
    instances of cron running.
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