On 20 March 2012 22:24, Ivan Voras <ivo...@freebsd.org> wrote: > On 20 March 2012 12:52, Matt Thyer <matt.th...@gmail.com> wrote: > > On 20 March 2012 21:12, Ivan Voras <ivo...@freebsd.org> wrote: > >> > >> On 20/03/2012 06:26, Matt Thyer wrote: > >> > I've upgraded my FreeBSD-STABLE NAS from r225723 (22nd Sept 2011) to > >> > r232477 (4th Mar 2012) and am finding that a system process called > >> > "intr" > >> > is now constantly using about 60% of 1 CPU starting a short time after > >> > reboot (possibly triggered by use of the samba server). > >> > > >> > When this starts, systat -vm 1 says that the system is 85% idle and > 14% > >> > interrupt handling. > >> > It says that there's around 157k interrupts per second. > >> > > >> > >> Ok, but *which* interrupt is getting triggered? Please send the output > >> of "vmstat -i". > >> > >> > > interrupt total rate > > irq16: uhci0+ 3392184862 126692 > > Ok, something's probably wrong with USB. Can you disable it in BIOS? > > > > cpu0: timer 53549677 1999 > > irq256: mps0 2643187 98 > > irq257: re0 5508108 205 > > irq258: ahci0 160717 6 > > cpu1: timer 53525300 1999 > > cpu2: timer 53525300 1999 > > cpu3: timer 53525296 1999 > > Total 3614622447 134999 > > >
I did just update the BIOS at about the same time so the difference may be due to that change. I'll try a few things such as: - Unplugging any USB things (I've only got a keyboard plugged in). - Downgrade BIOS. I'll get back to you all soon. _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
