Could you please file a ticket in Jira for this problem. Cheers, Andreas
On 2012-05-21, at 7:17, "Ross, Justin" <[email protected]> wrote: > Yes. Actually that is exactly it. As you say lfs getstripe works just fine. > So I am finding all of the files that way. > > Thanks for the info on that one. I was worried that things were very > corrupted... But I guess just a bug. > > Thanks, > Justin > > -----Original Message----- > From: Michael Barnes [mailto:[email protected]] > Sent: Monday, May 21, 2012 8:15 AM > To: Ross, Justin > Cc: [email protected] > Subject: Re: [Lustre-discuss] lfs find doesn't find files but lustre seems to > be using them > > > Justin, > > Do you have holes in your OST list? > > Meaning, is this OST something like: > > lfs df for me shows: > > ... > lustre-OST001b_UUID 15378613900 8631157344 5966252368 59% /lustre[OST:27] > lustre-OST0029_UUID 7689826700 5611663868 1687542044 77% /lustre[OST:41] > ... > > Note, there are no OST:28,29,... and no OST001c,1d,... > > I can lfs find files on lustre-OST001b_UUID but never on lustre-OST0029_UUID. > I did some reconfiguring of OSTs a while back and holes got into my lustre > system, and the OST after hole is never found with lfs find. lfs getstripe > shows that the files are indeed there and on the OST indexed as 41. > > -mb > > > On May 21, 2012, at 4:32 AM, Ross, Justin wrote: > >> I am stuck on an issue with an OST. I am in the process of replacing some >> disks in the Lustre file system under a few OSTs. The process has been to >> drain the OSTs by marking the OST inactive, lfs find, copy to a new name, >> move to the old name. It has been working very well for all of the OSTs. I >> have one particular OST that has about 4.5TB of data on it and lfs find >> doesn't find any files on it at all. My assumption was that Lustre doesn't >> know about any files on that OST. I assumed a full fsck is in order. But >> the real weird catch is that just watching the OST it is in use. I have set >> it inactive so no new files are written to it. There are a good bit of >> reads coming from that OST. I watch the OSS with iostat and all of the >> other OSTs on that system are idle, already drained. This one OST has >> plenty of read activity. So it seems that Lustre does know about files on >> this OST, but just not with lfs find... Any ideas how to find these files >> and move them? I hav e > mounted the OST with ldiskfs and everything looks ok. There are plenty of > files there. >> >> I have file striping set to one OST. I am running 1.8.5. I will upgrade to >> 1.8.7 as soon as I can, but am curious if anyone else has seen anything like >> this. I can't find any similar threads. >> >> Thanks, >> Justin >> _______________________________________________ >> Lustre-discuss mailing list >> [email protected] >> http://lists.lustre.org/mailman/listinfo/lustre-discuss > > -- > +----------------------------------------------- > | Michael Barnes > | > | Thomas Jefferson National Accelerator Facility Scientific Computing > | Group > | 12000 Jefferson Ave. > | Newport News, VA 23606 > | (757) 269-7634 > +----------------------------------------------- > > > > > _______________________________________________ > Lustre-discuss mailing list > [email protected] > http://lists.lustre.org/mailman/listinfo/lustre-discuss _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
