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authorSantosh Kumar Pradhan <spradhan@redhat.com>2014-01-14 11:21:44 +0530
committerAnand Avati <avati@redhat.com>2014-01-15 13:47:32 -0800
commit260e817b8a652ddb705808098da1e07e3660f4c7 (patch)
treef8ff148afd4833bc074240ba4c5f47e6961d04d9 /rpc/rpc-lib/src/rpcsvc.h
parentf3e227d525ee04a3ea0196f7a15aa9b1a8f8cae1 (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 'rpc/rpc-lib/src/rpcsvc.h')
-rw-r--r--rpc/rpc-lib/src/rpcsvc.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/rpc/rpc-lib/src/rpcsvc.h b/rpc/rpc-lib/src/rpcsvc.h
index 30a969b11c0..5a6f930d359 100644
--- a/rpc/rpc-lib/src/rpcsvc.h
+++ b/rpc/rpc-lib/src/rpcsvc.h
@@ -38,7 +38,8 @@
#define MAX_IOVEC 16
#endif
-#define RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT 64
+#define RPCSVC_DEFAULT_OUTSTANDING_RPC_LIMIT 64 /* Default for protocol/server */
+#define RPCSVC_DEF_NFS_OUTSTANDING_RPC_LIMIT 16 /* Default for nfs/server */
#define RPCSVC_MAX_OUTSTANDING_RPC_LIMIT 65536
#define RPCSVC_MIN_OUTSTANDING_RPC_LIMIT 0 /* No limit i.e. Unlimited */
@@ -597,7 +598,7 @@ rpcsvc_set_addr_namelookup (rpcsvc_t *svc, dict_t *options);
int
rpcsvc_set_root_squash (rpcsvc_t *svc, dict_t *options);
int
-rpcsvc_set_outstanding_rpc_limit (rpcsvc_t *svc, dict_t *options);
+rpcsvc_set_outstanding_rpc_limit (rpcsvc_t *svc, dict_t *options, int defvalue);
int
rpcsvc_auth_array (rpcsvc_t *svc, char *volname, int *autharr, int arrlen);
rpcsvc_vector_sizer