After it boots from new LUN (even if it mounts golden image afterwards) can you still see both LUNs in the running system?
what is the output of "multipath -ll" command? what is the output of "pvscan" and "lvscan" commands? what is the output of "mount" command? 2017-09-07 15:11 GMT-04:00 Greg Preddy <[email protected]>: > Yes we use LVM except on /boot. Not clear what needs to be changed, > /etc/multipath.conf on the new LUN? > > > On 9/7/2017 10:31 AM, Grzegorz Powiedziuk wrote: > >> Hi >> What do you mean it still mounts a gold LUN? You boot from from a NEW Lun >> but root filesystem ends up beeing mounted from GOLD Lun? >> First of I all I would make sure that GOLD lun after clonning is not >> accesible in virtual machine anymore. Just to make it simple. >> >> I can't remember how it is done in SLES but in RHEL there is a bunch of >> stuff that refers to a specific LUN with a specific scsi_id >> >> For example multipath (/etc/multipath.conf) configuration. In there you >> usually you bond scsi_id (wwid) of Lun with friendly name (mpathX for >> example). >> That multipath configuration is also saved in initrd. So if you boot from >> clone, it will end up mounting wrong volume. >> >> Are you using LVM? >> >> >> >> >> >> >> 2017-09-07 9:08 GMT-04:00 Greg Preddy <[email protected]>: >> >> All, >>> >>> We're doing SLES 12 on 100% LUN, with gold copy on a single 60GB LUN. >>> This is a new cloning approach for us so we're not sure how to make this >>> work. Our Linux SA got the storage admin to replicate the LUN, but when >>> we change the server to boot the copy, it still mounts the gold LUN. >>> 99% sure we got the LOADDEV parms right. Does anyone have steps to >>> clone a LUN-only SLES 12 system? >>> >>> ---------------------------------------------------------------------- >>> 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 more information on Linux on System z, visit >>> http://wiki.linuxvm.org/ >>> >>> >> ---------------------------------------------------------------------- >> 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 more information on Linux on System z, visit >> http://wiki.linuxvm.org/ >> >> > ---------------------------------------------------------------------- > 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 more information on Linux on System z, visit > http://wiki.linuxvm.org/ > ---------------------------------------------------------------------- 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 more information on Linux on System z, visit http://wiki.linuxvm.org/
