[Lustre-discuss] Lustre Debug level

Balagopal Pillai pillai at mathstat.dal.ca
Fri Nov 16 06:23:26 PST 2007


Hi,

          There is one way i use here, using sysctl to set lnet.debug = 0


Regards
Balagopal

Wojciech Turek wrote:
> Hi,
>
> Lustre manual 1.6 v18 says that that in production lustre debug level 
> should be set to fairly low. Manual also says that I can verify that 
> level by running following commands:
> # sysctl portals.debug
> This gives ne following error
> error: 'portals.debug' is an unknown key
>
> cat /proc/sys/lnet/debug
> gives output:
> ioctl neterror warning error emerg ha config console
>
> cat /proc/sys/lnet/subsystem_debug
> undefined mdc mds osc ost class log llite rpc lnet lnd pinger filter 
> echo ldlm lov lmv sec gss mgc mgs fid fld
>
> manual says that in order to set reasonable production debug level one 
> need to put numeric value into debug files like below:
> echo 0x3f0400 > /proc/sys/lnet/debug 
> Will this work under lustre 1.6.3 or maybe it is old reference from 
> 1.4 release and there is new way of changing lustre debug level in new 
> releases?
>  
> Thanks,
>
> Wojciech Turek
>
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