[Linux-cluster] Write Performance Issues with GFS2

Ramiro Blanco ramiblanco at gmail.com
Wed May 11 23:32:57 UTC 2011

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.


Ramiro Blanco

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