On Sun, Aug 31, 2008 at 07:16:54AM -0700, - Xian wrote: > Hi all, > > I just setup a machine with an ide disk for / and two sata disks I intend to > mirror for storage. There were two partitions on the sata disks I wiped out > to turn into one big linux raid autodetect partition. With /dev/sda, the > processes worked just fine. I cfdisk'ed the drive and it's device node showed > /dev/sda and /dev/sda1. The second disk I partitioned and udev never updated > and continued to show /dev/sdb, /dev/sdb1, and /dev/sdb2. > > I tried echo'ing "- - -" into the proc scsci scan file to try to get the > change to kick. dmesg showed that the kernel saw sdb correctly, but udev > never updated. I even ran udevmonitor and did the echo rescan thing, but udev > never even got the hotplug notification. > > I've since rebooted the box and all was well, so I built my mirror. But I'm a > bit nervous that I had to reboot. If I loose a drive, will I have to reboot > to get hotplug to work then too? Should I have had to rebooted to get the > partition table rescanned? Is there a way to force udev to start over and > rescan everything? Is there a reason why the kernel saw /dev/sdb1, but udev > did not manage the nodes properly?
I usually run udevtrigger or /etc/init.d/udev restart if I want udev to
re look at the system (not sure if thats the right way, its just worked
for me)
>
> Thanks,
> Christian
>
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