Thank you for the comments and the link. I'll go looking there. The manual I refer to is - SC33-8413-08 - How to use FC-attached SCSI devices with Linux on z Systems
On Thu, Aug 25, 2016 at 12:27 PM, Steffen Maier <[email protected]> wrote: > Hi Mark, > > On 08/25/2016 06:20 PM, Mark Pace wrote: > >> sles 11sp3 >> >> Working with FCP devices for the first time. >> I have 2 devices that I am using to multipath. >> I've followed the manual pretty well to multipath these devices. >> >> multipath -ll >> > > multipathd -k'show topo' > is preferred because > - it only works if multipathd runs which is a requirement > - it does not cause unnecessary load due to extra path checks > > 36005076307ffd4da0000000000000028 dm-1 IBM,2107900 >> size=100G features='1 queue_if_no_path' hwhandler='0' wp=rw >> `-+- policy='service-time 0' prio=1 status=active >> |- 0:0:0:1076379648 sda 8:0 active ready running >> `- 1:0:0:1076379648 sdb 8:16 active ready running >> >> So now I have this device with the really long name - >> /dev/mapper/36005076307ffd4da0000000000000028 >> /dev/mapper/36005076307ffd4da0000000000000028_part1 >> >> In the manual it talks about using udev to map it to a more friendly name, >> there it goes wrong. The manual talks about udevinfo, which doesn't exist, >> it's part of udevadm, but that output doesn't look like the manual. >> >> I'm looking for example of udevadm to add a rule to rename those to >> something short and easy to remember. >> > > Which manual do you refer to? > > While udev can be used in general to rename devices, > for multipath devices there is a much easier common way to do this via > alias names in multipath.conf: > https://www.suse.com/documentation/sles11/stor_admin/data/mpionames.html > > -- > Mit freundlichen Grüßen / Kind regards > Steffen Maier > > Linux on z Systems Development > > IBM Deutschland Research & Development GmbH > Vorsitzende des Aufsichtsrats: Martina Koederitz > Geschaeftsfuehrung: Dirk Wittkopp > Sitz der Gesellschaft: Boeblingen > Registergericht: Amtsgericht Stuttgart, HRB 243294 > > ---------------------------------------------------------------------- > 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/ > -- The postings on this site are my own and don’t necessarily represent Mainline’s positions or opinions Mark D Pace Senior Systems Engineer Mainline Information Systems ---------------------------------------------------------------------- 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/
