[CentOS] Sluggish server with big array

Tue Jan 15 15:35:38 UTC 2013
Paul Heinlein <heinlein at madboa.com>

On Tue, 15 Jan 2013, Guy Boisvert wrote:

>     I have a couple of samba shares from the 11 TB array (all of 
> them are on the 11TB array).  The strange behavior is that if i "ls 
> -al /home/data", i have to wait 7-8 seconds to see the output. If i 
> do a simple ls, output is instantaneous.  I see about the same delay 
> when i access the samba shares from the server (related ?).  I don't 
> know where to start with this!

This sounds like it might be an issue with cacheing user info.

Do you have a remote authentication server, e.g., LDAP? Are you 
running nscd or sssd? Does re-starting the cacheing daemon help?

Paul Heinlein
heinlein at madboa.com
45°38' N, 122°6' W