[Gluster-users] Abnormally large number of Open files with Glusterfs

[Basavanagowda Kanur]

Chandranshu,
  Can you share the volume file for the server which is keeping the files
open?
  It will also be helpful to debug if you can share the log of the
corresponding server with us.

--
gowda


On Wed, Dec 17, 2008 at 4:39 PM, Chandranshu . <chandranshu at gmail.com>wrote:

> Hi,
>
> I am using glusterfs to provide storage for a web server. The current
> server in question had been running for around 20 days now without requiring
> any intervention. However, the performance was degrading over the last week
> and it became completely unresponsive today. The panic button was pressed
> when we realized that not only glusterfs but all other processes on that
> machine were not responsive and trying to restart any service resulted in
> the error - "Too many files open."
> Doing an lsof showed over 115000 files open of which glusterfs was
> responsible for around 112000.  Checking the list of files opened by
> glusterfs, i was surprisd to see that glusterfs had opened same files again
> and again and again. More surprisingly, most of these file descriptors were
> for directories rather than files. Is it a fall off from some book keeping?
> Or are a new file descriptor is always opened by glusterfs irrespective of
> whether a previous one already exists or not?
>
> Also, can someone suggest a good time interval after which to restart
> glusterfsd or if there is already a mechanism in place to ask glusterfsd to
> release the open file descriptoes?
>
> Thanks and regards
> Chandranshu
>
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>


-- 
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