b=21137 Sles11 with 1.8 is slower than 1.6 sles10 for O_DIRECT single file IOR writes

 Fix ptlrpc_main() condition to start service threads correctly.

 i=vitaly.fertman
 i=andreas.dilger

diff --git a/lustre/ptlrpc/service.c b/lustre/ptlrpc/service.c
index afd1da4..b897107 100644 (file)
--- a/lustre/ptlrpc/service.c
+++ b/lustre/ptlrpc/service.c
@@ -2158,7 +2158,7 @@ static int ptlrpc_main(void *arg)
                 ptlrpc_check_rqbd_pool(svc);
 
                 if (svc->srv_threads_started < svc->srv_threads_max &&
-                    svc->srv_n_active_reqs >= (svc->srv_threads_started - 1)) 
+                    svc->srv_n_active_reqs >= (svc->srv_threads_started - 2))
                         /* Ignore return code - we tried... */
                         ptlrpc_start_thread(dev, svc);