Relevant-looking post from a Debian forum: http://www.mail-archive.com/[email protected]/msg02156.html
...apparently there's a bug with DASD devices being varied back on after they're varied off when they're listed in the "dasd" option for the dasd_mod kernel module. On Tue, Jul 28, 2009 at 10:32 AM, Klaus Johansen <[email protected]> wrote: > Hi, > > Is it a LVM volume your trying to deactivate? And are there any strange > LVM related processes running? > > I experienced a lot of problem with after updating the LVM/device-mapper > packages. Novell send me a ptf witch solved the problem. I experienced > pvscan was blocking and strange device-mapper related processes also > kept running... > > I could easily imagine that a blocking "chccedew -d" would following, > when the system tries to take the device offline. > > Best, > Klaus > > > > > Michael MacIsaac wrote: > >> Hello List, >> >> Has anyone seen the "chccwdev -d" command never return? Not only does it >> not return, but I can't kill it from another SSH session: >> >> gpok225:~ # ps -ef | grep chccwdev >> root 2901 2021 0 09:58 pts/0 00:00:00 /bin/sh /sbin/chccwdev -d >> 21b7 >> root 2943 2817 0 10:07 pts/1 00:00:00 grep chccwdev >> gpok225:~ # kill -9 2901 >> gpok225:~ # ps -ef | grep chccwdev >> root 2901 2021 0 09:58 pts/0 00:00:00 /bin/sh /sbin/chccwdev -d >> 21b7 >> root 2945 2817 0 10:07 pts/1 00:00:00 grep chccwdev >> >> Any help will be appreciated. Thanks. >> >> "Mike MacIsaac" <[email protected]> (845) 433-7061 >> >> ---------------------------------------------------------------------- >> For LINUX-390 subscribe / signoff / archive access instructions, >> send email to [email protected] with the message: INFO LINUX-390 or >> visit >> http://www.marist.edu/htbin/wlvindex?LINUX-390 >> >> >> > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO LINUX-390 or > visit > http://www.marist.edu/htbin/wlvindex?LINUX-390 > ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390
