Re: [lustre-discuss] Lustre caching and NUMA nodes

2023-12-05 Thread John Bauer
Andreas, Thanks for the reply. Client version is 2.14.0_ddn98. Here is a plot of the *write_RPCs_in_flight* plot.  Snapshot every 50ms.  The max for any of the samples for any of the OSCs was 1.  No RPCs in flight while the OSCs were dumping memory.  The number following the OSC name in the

Re: [lustre-discuss] Lustre caching and NUMA nodes

2023-12-05 Thread Andreas Dilger via lustre-discuss
On Dec 4, 2023, at 15:06, John Bauer mailto:bau...@iodoctors.com>> wrote: I have a an OSC caching question. I am running a dd process which writes an 8GB file. The file is on lustre, striped 8x1M. This is run on a system that has 2 NUMA nodes (cpu sockets). All the data is apparently stored

[lustre-discuss] What is the meaning of these messages?

2023-12-05 Thread Backer via lustre-discuss
Hi All, Time to time, I see the following messages on multiple OSS about a particular client IP. What does it mean? All the OSS and OSTs are online and has been online in the past. Dec 4 18:05:27 oss010 kernel: LustreError: 137-5: fs-OST00b0_UUID: not available for connect from @tcp1 (no

Re: [lustre-discuss] Error messages (ex: not available for connect from 0@lo) on server boot with Lustre 2.15.3 and 2.15.4-RC1

2023-12-05 Thread Aurelien Degremont via lustre-discuss
> Now what is the messages about "deleting orphaned objects" ? Is it normal > also ? Yeah, this is kind of normal, and I'm even thinking we should lower the message verbosity... Andreas, do you agree that could become a simple CDEBUG(D_HA, ...) instead of LCONSOLE(D_INFO, ...)? Aurélien