From 0e8e79350947b9dedd02b1cc2339b8dc42ca599d Mon Sep 17 00:00:00 2001 From: "Kaleb S. KEITHLEY" Date: Thu, 6 Mar 2014 08:13:57 -0500 Subject: gNFS: Set default outstanding RPC limit to 16 Backport of http://review.gluster.org/#/c/6696/ 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: Iaa9dda512904d2e359d8122a05e5bf65f99a7e78 BUG: 1073441 Signed-off-by: Kaleb S. KEITHLEY Reviewed-on: http://review.gluster.org/7200 Tested-by: Gluster Build System Reviewed-by: Santosh Pradhan --- rpc/rpc-lib/src/rpcsvc.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'rpc/rpc-lib/src/rpcsvc.h') diff --git a/rpc/rpc-lib/src/rpcsvc.h b/rpc/rpc-lib/src/rpcsvc.h index cbc1f4226b8..1ccaf0075b9 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 -- cgit