FreeBSD 7-STABLE deadlock!

Lev Serebryakov lev at
Mon Jun 16 07:15:50 UTC 2008

Lev Serebryakov wrote:

>>   Sometimes my FreeBSD 7 machine becomes semi-dead: all network sttack
>> is working (pingable, etc), all LIVE processes are live, but it is
>> impossible to create new (and, it seems, EXIT finished) process.
>  It is SCHED_ULE
  It seems to be ATA/SATA or UFS2 problem: now I have computer in state, 
when 4 iozone processes are hanged in "Disk wait" state, and I can not 
"cd" to filesystem, which is tested by "iozone".
  But I can create processes, work on system, etc., if I don't touch 
this filesystem.

// Lev Serebryakov

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