Oh yeah, I see what you mean, I've just looking on another cluster with LROC drives and they have all disappeared. They are still listed in mmlsnsd, but mmdiag --lroc shows the drive as "NULL"/Idle.
Simon From: <Oesterlin>, Robert <[email protected]<mailto:[email protected]>> Reply-To: gpfsug main discussion list <[email protected]<mailto:[email protected]>> Date: Wednesday, 26 August 2015 13:27 To: gpfsug main discussion list <[email protected]<mailto:[email protected]>> Subject: Re: [gpfsug-discuss] Using HAWC (write cache) Yep. Mine do too, initially. It seems after a number of days, they get marked as removed. In any case IBM confirmed it. So… tread lightly. Bob Oesterlin Sr Storage Engineer, Nuance Communications 507-269-0413 From: <[email protected]<mailto:[email protected]>> on behalf of "Simon Thompson (Research Computing - IT Services)" Reply-To: gpfsug main discussion list Date: Wednesday, August 26, 2015 at 7:23 AM To: gpfsug main discussion list Subject: Re: [gpfsug-discuss] Using HAWC (write cache) Hmm mine seem to be working which I created this morning (on a client node): mmdiag --lroc === mmdiag: lroc === LROC Device(s): '0A1E017755DD7808#/dev/sdb1;' status Running Cache inodes 1 dirs 1 data 1 Config: maxFile 0 stubFile 0 Max capacity: 190732 MB, currently in use: 4582 MB Statistics from: Tue Aug 25 14:54:52 2015 Total objects stored 4927 (4605 MB) recalled 81 (55 MB) objects failed to store 467 failed to recall 1 failed to inval 0 objects queried 0 (0 MB) not found 0 = 0.00 % objects invalidated 548 (490 MB) This was running 4.1.1-1. Simon
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