RE: [Fed-Talk] Imac CD stuck - hangs when reboot - mount process looping? Any ideas? Anyone good at Linux?
RE: [Fed-Talk] Imac CD stuck - hangs when reboot - mount process looping? Any ideas? Anyone good at Linux?
- Subject: RE: [Fed-Talk] Imac CD stuck - hangs when reboot - mount process looping? Any ideas? Anyone good at Linux?
- From: "Miller, Timothy J." <email@hidden>
- Date: Thu, 11 Feb 2010 12:15:17 -0500
- Acceptlanguage: en-US
- Thread-topic: [Fed-Talk] Imac CD stuck - hangs when reboot - mount process looping? Any ideas? Anyone good at Linux?
Disk eject is to hold down the mouse button (left button) at boot.
-- Tim
>-----Original Message-----
>From: fed-talk-bounces+tmiller=email@hidden [mailto:fed-
>talk-bounces+tmiller=email@hidden] On Behalf Of Forrest
>Berkshire
>Sent: Thursday, February 11, 2010 11:11 AM
>To: email@hidden
>Subject: [Fed-Talk] Imac CD stuck - hangs when reboot - mount process
>looping? Any ideas? Anyone good at Linux?
>
>My co-worker's IMac has a CD stuck in the drive and we can not get it
>out. I tried all of the recommended fixes i.e. disk utility eject, boot
>holding option-C, drutil eject, drutil tray eject, etc.
>
>In Disk utility, it sees the disc and gives it a name, but it is grayed
>out. When I try eject, it says it can't be unmounted. When I try to
>mount it, it says it can't recognize the file type and can't mount. I
>connected a Mac Mini and booted the IMac in Target mode. The "Remote
>Disc" showed up in the finder but couldn't eject it. I booted the Mini
>in T Mode with the IMac Install Disk and booted the IMac from the disc,
>ran disc utility and repaired permissions, to no avail.
>
>The reason I believe this is a software issue and not a hardware issue
>is that when I try to reboot the machine, it hangs at the very end. I
>thought maybe it was just trying to shut down a hung process, so I let
>it try to shut down over night. When we got in this morning, the wheel
>(not the beach ball) was still spinning. All of these reboots I am doing
>is after a hard shutdown (which is not good for the machine, but I have
>no alternative).
>
>So I opened up Terminal and tried to see what was going on "under the
>hood." It seems in the processes it is still trying to mount the CD.
>Here's what it shows in Terminal
>PID TTY TIME CMD
>103 ?? 0:00.00 /sbin/mount -t cd9660 -o nodev,noowners,nosuid,rdonly
>104 ?? 6:31.41 /sbin/mount_cd9660 -o nodev -o noowners -o nosuid -o r
>
>I ran a kill command on process 103 and it closed
>
>kill -9 103
>-bash: kill: (103) - Operation not permitted
>sudo kill -9 103
>
>But running kill on process 104 doesn't work.
>
>The CD's location is disk1s0
>I tried mounting it from terminal using the following commands:
>mount /dev/disk1s0
>and got:
>mount: /dev/disk1s0: unknown special file or file system
>
>So I tried:
>mount /dev/dosk1s0 -a -f -r
>and got:
>usage: mount -dfruvw -o options external_type special node
>mount -adfruvw external_type
>mount -dfruvw special | node
>
>My only theory is that the CD (which was burned off a Windows machine at
>least 5 years ago. I think the machine it was burned on was running
>Windows XP, but a modified version (we work for a Dep't of Defense
>agency)) is hanging when the computer boots up, causing the mount to run
>in some sort of loop. Not sure if I can alter the startup to not read
>the CD drive, then boot and try to eject somehow. The disc is formatted
>ISO9660 (Rockridge).
>
>Any advice besides taking it to the Apple Store would be much
>appreciated. I am not very familiar with Terminal or Linux, so please
>dumb it down for me if you can think of anything I might do.
>
>I have more complete log files if anyone thinks they might help
>contribute to an answer.
>
>Thanks,
>
>Forrest
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