Are your performance tests on NFS or on native Lustre clients? Native Lustre
clients will likely be faster, and with many clients they can create files in
parallel, even in the same directory. With a single NFS server they will be
limited by the VFS locking for a single directory.
Are you
I'll assume here you're referring to MPI-IO, which is not really a
"feature" but a way to perform parallel I/O using the message passing
interface (MPI) stack. There can also be different interpretations of
what MPI-IO exactly means: many HPC applications (and benchmarks such as
IOR) use MPI
Hi all,
This is my Lustre FS.
UUID 1K-blocksUsed Available Use% Mounted on
ltfs-MDT_UUID 307826072 36904 281574768 1% /mnt/lfs[MDT:0]
ltfs-MDT0001_UUID 307826072 36452 281575220 1% /mnt/lfs[MDT:1]
ltfs-MDT0002_UUID 307826072