7.1-PRERELEASE: arcmsr write performance problem
mike at sentex.net
Mon Dec 15 12:35:49 PST 2008
At 03:27 PM 12/15/2008, Paul MacKenzie wrote:
> > What does top -S show ? Most of the load is in system. Does the
> > machine in question have a rather large master.passwd file by chance ?
> > (http://www.freebsd.org/cgi/query-pr.cgi?pr=75855)
> > ---Mike
>Thanks for your quick reply:
>master.passwd is only 9467 (with a ls-l)
I would try the change to /etc/nsswitch.conf so that group and passwd read
At that file size, it sounds like you only have about 200 entries
? I doubt its the issue, but its worth a try. I know at around
9,000 files anything to do with UID lookups (e.g. ls -l) takes forever.
> PID USERNAME VCSW IVCSW READ WRITE FAULT TOTAL PERCENT
> 54 root 2 0 0 7 0 7 100.00% syncer
Do you have any other special tuning other than polling ? Any in
/boot/loader.conf or /etc/sysctl.conf ?
Does gstat show the disks busy ?
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