wow that was it. > mmdiag --lroc > > === mmdiag: lroc === > LROC Device(s): '0A6403AA5865389E#/dev/nvme0n1;' status Running > Cache inodes 1 dirs 1 data 1 Config: maxFile 1073741824 stubFile > 1073741824 > Max capacity: 1526184 MB, currently in use: 0 MB > Statistics from: Thu Dec 29 10:08:58 2016 It is not caching however. I will restart gpfs to see if that makes it start working.
On 12/29/16 10:18 AM, Matt Weil wrote: > > > > On 12/29/16 10:09 AM, Sven Oehme wrote: >> i agree that is a very long name , given this is a nvme device it >> should show up as /dev/nvmeXYZ >> i suggest to report exactly that in nsddevices and retry. >> i vaguely remember we have some fixed length device name limitation , >> but i don't remember what the length is, so this would be my first >> guess too that the long name is causing trouble. > I will try that. I was attempting to not need to write a custom udev > rule for those. Also to keep the names persistent. Rhel 7 has a > default rule that makes a sym link in /dev/disk/by-id. > 0 lrwxrwxrwx 1 root root 13 Dec 29 10:08 > nvme-Dell_Express_Flash_NVMe_SM1715_1.6TB_SFF_______S29GNYAH200016 -> > ../../nvme0n1 > 0 lrwxrwxrwx 1 root root 13 Dec 27 11:20 > nvme-Dell_Express_Flash_NVMe_SM1715_1.6TB_SFF_______S29GNYAH300161 -> > ../../nvme1n1 >> >> >> On Thu, Dec 29, 2016 at 5:02 PM Aaron Knister >> <aaron.s.knis...@nasa.gov <mailto:aaron.s.knis...@nasa.gov>> wrote: >> >> Interesting. Thanks Matt. I admit I'm somewhat grasping at straws >> here. >> >> That's a *really* long device path (and nested too), I wonder if >> that's >> causing issues. >> >> What does a "tspreparedisk -S" show on that node? >> >> Also, what does your nsddevices script look like? I'm wondering >> if you >> could have it give back "/dev/dm-XXX" paths instead of >> "/dev/disk/by-id" >> paths if that would help things here. >> >> -Aaron >> >> On 12/29/16 10:57 AM, Matt Weil wrote: >> > >> > >> >> ro_cache_S29GNYAH200016 0A6403AA586531E1 >> >> >> >> /dev/disk/by-id/nvme-Dell_Express_Flash_NVMe_SM1715_1.6TB_SFF_______S29GNYAH200016 >> >> dmm ces1.gsc.wustl.edu <http://ces1.gsc.wustl.edu> >> server node >> > >> > >> > On 12/28/16 5:19 PM, Aaron Knister wrote: >> >> mmlssnsd -X | grep 0A6403AA58641546 >> > >> > _______________________________________________ >> > gpfsug-discuss mailing list >> > gpfsug-discuss at spectrumscale.org <http://spectrumscale.org> >> > http://gpfsug.org/mailman/listinfo/gpfsug-discuss >> > >> >> -- >> Aaron Knister >> NASA Center for Climate Simulation (Code 606.2) >> Goddard Space Flight Center >> (301) 286-2776 <tel:%28301%29%20286-2776> >> _______________________________________________ >> gpfsug-discuss mailing list >> gpfsug-discuss at spectrumscale.org <http://spectrumscale.org> >> http://gpfsug.org/mailman/listinfo/gpfsug-discuss >> >> >> >> _______________________________________________ >> gpfsug-discuss mailing list >> gpfsug-discuss at spectrumscale.org >> http://gpfsug.org/mailman/listinfo/gpfsug-discuss > > > > _______________________________________________ > gpfsug-discuss mailing list > gpfsug-discuss at spectrumscale.org > http://gpfsug.org/mailman/listinfo/gpfsug-discuss
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