On Fri, 2004-04-16 at 20:27, Robert C Paulsen Jr wrote: > Plugging in a USB floppy drive works (it can be mounted and read), but > it eventually causes the system load average to raise and the iowait > state to go to a high percentage (99-100%). It also causes the system to > become noticeably sluggish and prevents sendmail from working. (Sendmail > will refuse connections if the system is "too busy", assuming that the > system will shortly get through the busy stage.) > > Here is a section from /var/log/maillog (Sorry about the line-wrap. I > haven't figured how to turn it off in this mail client)... > > Apr 9 16:01:14 avalon sendmail[8571]: rejecting connections on daemon > MTA: load average: 12 > Apr 9 16:01:59 avalon last message repeated 3 times > > Here is /var/log/messages just before the above: > > Apr 9 15:54:52 avalon kernel: hub.c: new USB device 00:1d.7-1, assigned > address 26 > Apr 9 15:54:52 avalon kernel: hub.c: USB hub found > Apr 9 15:54:52 avalon kernel: hub.c: 4 ports detected > Apr 9 15:54:56 avalon /etc/hotplug/usb.agent: Setup usbcore for USB > product 409/58/100 > Apr 9 15:54:56 avalon /etc/hotplug/usb.agent: Setup usbcore for USB > product 409/58/100 > Apr 9 15:54:56 avalon kernel: hub.c: new USB device 00:1d.7-1.3, > assigned address 27 > Apr 9 15:54:59 avalon /etc/hotplug/usb.agent: Setup usb-storage for USB > product 57b/0/501 > > Top showed a consistently high "iowait" status at the time and ps showed > the following processes multiple times. They cannot be killed (even with > kill -9): > > /usr/bin/scsi-unique_id /dev/sdb > /usr/sbin/updfstab > /usr/bin/autorun -l --interval=1000 --cdplayer=/usr/bin/kscd > > Note that /dev/sdb is the device assigned to the USB floppy when it is > plugged in. > > The /etc/hotplug/usb.agent and /sbin/devlabel also show multiple times > but they can be killed. > > So far the only recovery action I have found is a re-boot! > > I tried eliminating autorun from the KDE autostart folder. I at first > thought that solved the problem but after leaving the USB floppy device > plugged in overnight the iowait problem was there in the AM, including > all the above un-killable processes. I tried using both USB1 and USB2 > ports. > Problem seems to be resolved with latest version of devlabel. -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list
