[Linux-cluster] Write Performance Issues with GFS2

[Ramiro Blanco]

2011/5/11 Adam Drew <adrew at redhat.com>:
> Hello,
>
> There's multiple reasons such things could be happening and though both of you see similar symptoms the underlying causes may be different. I highly suggest opening cases with Red Hat Support if you are Red Hat customers.
>
I'll do that.


> As far as what it could be... well, there's a lot to pick from. One thing that comes to mind is:
>
> https://bugzilla.redhat.com/show_bug.cgi?id=683155
Can't access that one: "You are not authorized to access bug #683155"

>
> But that depends on the size of the file being written vs. rgrp size. Lock contention is also a possibility of course. I'd start with that bug and go from there. Again, Red Hat Support may be able to really assist you in this.
>
In my case, no mather what the file size is, it could be 100k or 1gb,
the same performance is reached.

Cheers,


-- 
Ramiro Blanco