[Gluster-users] Big I/O or gluster proccess problem

[Ian Rogers]

Are you using performance/io-threads filters on *both* client and server 
side? Despite what the docs say I found similar behaviour until I did that.

Ian

On 20/05/10 12:19, Ran wrote:
> Hi all ,
> Our problem is simple but quite critical i posted few mounts ago regarding
> that issue and there was a good responses but not a fix
> What happen is that gluster stack when there is a big wrtite to it .
> For example  time dd if=/dev/zero of=file bs=10240 count=1000000
> OR mv 20gig_file.img into gluster mount .
> When that happen the all storage freezes for the entire proccess , mails ,
> few vps's , simple dir etc..
> Our setup is quite simple at this point , 2 servers in distrebute mod , each
> has 1 TB brick that replicate to each other using DRBD .
> iv monitored closly everting on this big writes and noticed that its not mem
> , proc , network problem .
> Iv also checked the same setup with simple NFS and its not happening there .
> Anyone has any idea on how to fix this , if you cant write big files into
> gluster without making the storage unfunctional then you cant realy do
> anything .
>
> Please advise ,
>
>    
>
>
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