From: Saku Ytti <saku@...>
Date: 2012-09-26T17:39:33+09:00
Subject: Re: script hanging with looping SIGVTALRM calls

I'm bumping this, as this occurred again for the 3rd time and I really
don't have clue how to move forward in solving this issue.

Any help would be appreciated.

Thanks,

On 27 June 2012 10:42, Saku Ytti <saku@ytti.fi> wrote:
> I have script which I run three times a day, it does heavily threaded
> SNMP polls and populates SQL table.
>
> I've ran it couple years now, and twice it has hanged and had to be
> 'kill -9' to recover, 'kill -1' did not recover. And I can't figure
> out why it is hanging. When I truss the PID I get:
>
> SIGNAL 26 (SIGVTALRM)
> sigreturn(0xbfbfe6b0,0x1a,0x0,0xbfbfe6b0,0x0,0x280a78b0) = 1 (0x1)
>
> In a loop, and very very rarely I see:
>
> SIGNAL 26 (SIGVTALRM)
> sigreturn(0xbfbfe6b0,0x1a,0x0,0xbfbfe6b0,0x0,0x280a78b0) ERR#1
> 'Operation not permitted'
>
> I can provide script, if it'll help determine the problem. But I'd
> rather provide it unicasted, if it isn't too much trouble.
>
> Thanks,
> --
>   ++ytti



-- 
  ++ytti