** Changed in: multipath-tools (Ubuntu)
Assignee: (unassigned) = Ubuntu Storage Development Team
(ubuntu-storage-dev)
** Summary changed:
- Root filesystem goes Read only after installing multipath-tools on Lucid
+ [EMC Clarion] - Root filesystem goes Read only after installing
** Changed in: multipath-tools (Ubuntu)
Status: Incomplete = Opinion
** Changed in: multipath-tools (Ubuntu)
Status: Opinion = Triaged
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From examining the output and can see why the blacklist was
defined in this manner, and how to correct it.
Also, since the luns are reporting themselves as DGC, specifying
a configuration for SYMMETRIX just won't work. Clarion and
Symmetrix are completely different animals from what I gather.
@Peter, we made all the suggested changes to the multipath.conf file,
but still have the same issue. The root filesystem goes read-only as
soon as multipathd starts. For the sake if time, the OS will now be
installed on an internal drive instead of boot from SAN. I'll post the
results from this
Output from multipath -v4
** Attachment added: multipath_v4_output.txt
https://bugs.launchpad.net/ubuntu/+source/multipath-tools/+bug/716659/+attachment/1877247/+files/multipath_v4_output.txt
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** Description changed:
Binary package hint: multipath-tools
Installing either multipath-tools-boot or multipath-tools causes the
- root partition to go 'Read onlyl'. System is then unable to reboot.
- The only way to recover system is to boot in rescue mode and un-install
+ root
** Changed in: multipath-tools (Ubuntu)
Importance: Undecided = Medium
** Changed in: multipath-tools (Ubuntu)
Status: New = Incomplete
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A few things, ask the customer to run the command 'multipath -v4'
as root after the package install failure so we can see what's going on.
There's at least one bug in the multipath.conf
1) scsi_id path is wrong
2) the blacklist regex is suspect
1)
Replace all calls to scsi id with:
@Peter
Thanks for the suggestion. I will report back.
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https://bugs.launchpad.net/bugs/716659
Title:
Root filesystem goes Read only after installing
** Attachment added: multipath.conf
https://bugs.launchpad.net/ubuntu/+source/multipath-tools/+bug/716659/+attachment/1842127/+files/multipath.conf
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Logs from system that had this failure.
** Attachment added: Ubuntu-Multipating.Sys-Message-Syslog-log.rar
https://bugs.launchpad.net/ubuntu/+source/multipath-tools/+bug/716659/+attachment/1842153/+files/Ubuntu-Multipating.Sys-Message-Syslog-log.rar
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