Poor write performance on Debian server running NFS with 22TB exported JFS filesystem
- by user143546
I am currently running a debian server that is exporting a large JFS filesystem (22TB) over NFS (nfs-kernel-server.) When attempting to write to the NFS share, the performance is very poor. The 22TB disk is sitting on a NAS mounted using iSCSI.
It will bust for a moment near expected line speed, and then sit idle for several seconds. Very…