On Tue, Nov 4, 2008 at 8:47 AM, Adam McDougall <[EMAIL PROTECTED]> wrote: > Eduardo Meyer wrote: >> >> Hello, >> >> I have some serious issue. Sometimes something happens and my disk >> usage performance find its limit quickly. I follow with gstat and >> iostat -xw1, and everything usually happens just fine, with %b around >> 20 and 0 to 1 pending i/o request. Suddely I get 30, 40 pending >> requests and %b is always on 100% (or more than this). >> >> fstat and lsof gives me no hint, because the type of programs as well >> as the amount of 'em is just the same. >> >> How can I find the PID which is hammering my disk? Is there an "iotop" >> or "disktop" tool or something alike? >> >> Its a mail server. I have pop3, imap, I also have maildrop and >> sometimes, httpd, working around the busiest mount point. >> >> I have also started AUDIT, however all I can get are the top PIDs >> which issue read/write requests. Not the requests which take longer to >> perform (the busiest ones), or should I look for some special audit >> class or event other than open, read and write? >> >> Thank you in advance. >> >> > > top -mio > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "[EMAIL PROTECTED]" >
I learn something new everyday on this list...! -- Brent Jones [EMAIL PROTECTED] _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "[EMAIL PROTECTED]"
