[CentOS] Perfomance tuning for NIS client

Garrick Staples garrick at usc.edu
Fri Oct 12 20:51:11 UTC 2007


On Sat, Oct 13, 2007 at 03:45:14AM +0800, joseph blase alleged:
> [root at amsdc2-n-s04taw root]# time id userid
> uid=36923(userid) gid=36923(u_036923) groups=36923(u_036923)
> 
> real    0m10.509s
> user    0m0.030s
> sys     0m0.090s

Start with 'strace id userid' to see where it is stalling.  Maybe you'll find a
bad PTR lookup or something.

You can also determine if the stall is in NIS code with 'ypmatch userid
passwd'.

If nscd is running, does killing it make a difference?

Any selinux violations in /var/log/messages?


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