[Samba] High CPU with 3.0.14a in FC4

[Gerald (Jerry) Carter]

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Brad Horrocks (Secure Office Services) wrote:
| Jerry,
| The strace I ran output is:-
|
| [root at sos01ww samba]# strace  -p 769 -cfqrT
| % time     seconds  usecs/call     calls    errors syscall
| ------ ----------- ----------- --------- --------- ----------------
|  49.57   32.179651          40    805953           write
|  20.04   13.007770          16    806396           geteuid32
...

|
| This was taken during the application startup which takes
| upwards of 60 seconds...
|
| The qmail servers don't appear to be using any
| additional cpu although it is hard to tell as qmail is
| used only for 5 users.
|
| I noticed the getxattr errors and was wondering if the
| upgrade from FC1 to FC4 (kernel 2.4 -> 2.6) would
| introduce some sort of application overhead for
| acl's that was not present in the 2.4 kernel???  Just a thought.

Probably not by default.  Is this a print server by chance ?
Have you run ethereal and looked to see if you have a chatty
client?  I'm wondering about those writes.




cheers, jerry
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