[syslog-ng] syslog-ng deadlock if /dev/console locks?
Matthew Hall
mhall at mhcomputing.net
Thu Jan 27 17:17:57 CET 2011
On Thu, Jan 27, 2011 at 11:04:01AM +0100, Sandor Geller wrote:
> > I loudly disagree. Files are not "always writable". We continue to bump into the
> > case where something generates tones of logs and fills the filesystem. The files
> > are not writeable when this occurs, and syslog-ng can never recover from this even
> > when space is made available again. The lame logic needs to be applied to files
> > as is done for all other destinations.
>
> I'm sorry but our opinion doesn't matter too much... If I read the
> linux kernel code correctly then for regular files poll() isn't even
> implemented at the VFS layer so files are always writeable.
> syslog-ng's behaviour of not wasting time for calling poll() for
> regular files is correct.
>
> Of course I could be wrong so BalaBit folks are more than welcome to chime in :)
>
> Regards,
> Sandor
Could you not just call something which checks for space in the block device?
Imperfect but certainly better than doing nothing.
Matthew.
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