diff options
| author | Santosh Kumar Pradhan <spradhan@redhat.com> | 2014-01-14 11:21:44 +0530 |
|---|---|---|
| committer | Anand Avati <avati@redhat.com> | 2014-01-15 13:47:32 -0800 |
| commit | 260e817b8a652ddb705808098da1e07e3660f4c7 (patch) | |
| tree | f8ff148afd4833bc074240ba4c5f47e6961d04d9 /xlators/nfs/server/src/nfs.c | |
| parent | f3e227d525ee04a3ea0196f7a15aa9b1a8f8cae1 (diff) | |
gNFS: Set default outstanding RPC limit to 16
With 64, NFS server hangs with large I/O load (~ 64 threads writing
to NFS server). The test results from Ben England (Performance expert)
suggest to set it as 16 instead of 64.
Change-Id: I418ff5ba0a3e9fdb14f395b8736438ee1bbd95f4
BUG: 1008301
Signed-off-by: Santosh Kumar Pradhan <spradhan@redhat.com>
Reviewed-on: http://review.gluster.org/6696
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: ben england <bengland@redhat.com>
Diffstat (limited to 'xlators/nfs/server/src/nfs.c')
| -rw-r--r-- | xlators/nfs/server/src/nfs.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/xlators/nfs/server/src/nfs.c b/xlators/nfs/server/src/nfs.c index 4ab5cbc9077..04cf030dc12 100644 --- a/xlators/nfs/server/src/nfs.c +++ b/xlators/nfs/server/src/nfs.c @@ -967,6 +967,15 @@ nfs_init_state (xlator_t *this) goto free_foppool; } + ret = rpcsvc_set_outstanding_rpc_limit (nfs->rpcsvc, + this->options, + RPCSVC_DEF_NFS_OUTSTANDING_RPC_LIMIT); + if (ret < 0) { + gf_log (GF_NFS, GF_LOG_ERROR, + "Failed to configure outstanding-rpc-limit"); + goto free_foppool; + } + nfs->register_portmap = rpcsvc_register_portmap_enabled (nfs->rpcsvc); this->private = (void *)nfs; @@ -1210,6 +1219,17 @@ reconfigure (xlator_t *this, dict_t *options) "rpcsvc reconfigure options failed"); return (-1); } + + /* Reconfigure rpc.outstanding-rpc-limit */ + ret = rpcsvc_set_outstanding_rpc_limit (nfs->rpcsvc, + options, + RPCSVC_DEF_NFS_OUTSTANDING_RPC_LIMIT); + if (ret < 0) { + gf_log (GF_NFS, GF_LOG_ERROR, + "Failed to reconfigure outstanding-rpc-limit"); + return (-1); + } + regpmap = rpcsvc_register_portmap_enabled(nfs->rpcsvc); if (nfs->register_portmap != regpmap) { nfs->register_portmap = regpmap; @@ -1741,7 +1761,7 @@ struct volume_options options[] = { .type = GF_OPTION_TYPE_INT, .min = RPCSVC_MIN_OUTSTANDING_RPC_LIMIT, .max = RPCSVC_MAX_OUTSTANDING_RPC_LIMIT, - .default_value = TOSTRING(RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT), + .default_value = TOSTRING(RPCSVC_DEF_NFS_OUTSTANDING_RPC_LIMIT), .description = "Parameter to throttle the number of incoming RPC " "requests from a client. 0 means no limit (can " "potentially run out of memory)" |