[Samba] performance problems

Gerald (Jerry) Carter jerry at samba.org
Wed Jul 5 15:45:26 GMT 2006


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Bruno,

> My samba print server joined sucessfully to ADS domain 
> is very slow. 100% CPU usage.
> 
> I did a strace in smbd process:
> 
> # strace -p 4519 -cfqrT
> % time     seconds  usecs/call     calls    errors syscall
> ------ ----------- ----------- --------- --------- ----------------
> 76.37  359.200799         288   1249032       346 fcntl64
> 11.61   54.605778         236    231636         4 read
...
> The fcntl64 system call is taking a lot of CPU time. What 
> did that mean?

If you associate the fd in the strace output and the
open files in /proc/<pid>/fd, What tdb is it looking at ?

PS: I know I still owe you mail. Wil get to that later today.



cheers, jerry
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