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Re: [dm-devel] open-iscsi + dm-multipath



> > 
> > Does your log.[ch] implementation works around syslog blocking behaviour in memory contention situation ?
> 
> yep syslog sucks.
> as of now, our logger still based on syslog. its missing some stuff.
> There is another logger which proved to work under memory pressure -
> ha_logd from HA project. if I will have time, I'll merge some stuff from
> ha_logd to log.[ch].
> 
> > If so, I would like to fetch it in multipath-tools, with your agreement.
> > Also, if you have better ideas on the subject, I'm interested in reading them :)
> 
> so, try ha_logd. Also I saw in your code mlockall() right after
> syslog(). Could you explain why we need it? I think just one call at the
> beginning phase should be enough unless you fork?
> 
I looked that code, but there are a number of non-trivial dependencies to remove to make the code self-contained and generic : glib.h and cl_*.h come to mind.

Also note that klibc doesn't implement IPC, so ha_logd would not fit your goals as-is.

Regards,
cvaroqui


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