[K12OSN] OT: still have sluggish system
David Trask
dtrask at vcsvikings.org
Tue Sep 12 14:37:52 UTC 2006
How many users do you have? If you have less than 1500 or so....don't
bother with nscd...turn it off.
"Support list for open source software in schools." <k12osn at redhat.com>
writes:
>Update on system sluggishness. Over the last few days, more
>troubleshooting seems to indicate that the issue is somehow tied into
>authentication. nscd is (still) constantly dying on the authentication
>server. Also, there are literally over a thousand ldap entries showing
>up in the output from netstat on the sluggish system. Many are in a
>CLOSE_WAIT state. On a reboot, there are just a couple but after 20-30
>logins, it starts going up quickly.
>
>At this point, I am going to run Matt's ldap script on the 'new' FC5
>K12LTSP server and just move authentication over to it. Hopefully this
>will be straightforward. I have some concerns with authentication on my
>Windows systems (issues with latest version of samba), but ... what the
>heck, who needs sleep. ;)
>
>Thanks for the advice, it has helped to point out some possible issues.
David N. Trask
Technology Teacher/Director
Vassalboro Community School
dtrask at vcsvikings.org
(207)923-3100
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