Re: [lustre-discuss] setdirstripe

2020-10-23 Thread Spitz, Cory James
Hello, Michael. I noticed in a previous message to the list you said that you were “running clusterstor 3.2”. I assume that your 2.11 servers are really running the Cray/HPE 2.11 as part of Neo 3.2. If so, please know that Neo 3.2 does not support DNE2 striped directories due to numerous

[lustre-discuss] ZFS atime is it required?

2020-10-23 Thread Kumar, Amit
Dear All, Quick question, can I get away by setting "zfs set atime=off on_all_my_voulmes_mgt_mdt_and_osts" ? I ask this as it is noted to be performance boosting tip with the assumption filesystems(Lustre) handles all access times? Thank you, Amit

[lustre-discuss] setdirstripe

2020-10-23 Thread Michael Di Domenico
i'm trying to create a striped directory, but when i run `lfs setdirstripe -c 2 test_dir` i get, 'function not implemented' i'm running 2.11 on the servers and 2.12.5 on the clients i can run lfs setdirstrip -i 0 test_dir_one and -i 1 without issue, so i can utilize both MDT's is there

[lustre-discuss] Recommandation of partitioning OSS with ZFS backend

2020-10-23 Thread Tung-Han Hsieh
Dear All, I have a question about partitioning OSS with ZFS backend, where OSS has a very large storage attached. We have a lustre file system with two OSS. Each OSS has a storage attached: $ ssh fs2 df -h Filesystem Size Used Avail Use% Mounted on /dev/root59G 8.4G 48G 16% /