b=12494,i=eeb:

-   increase send queue size for ciblnd/openiblnd.

diff --git a/lnet/ChangeLog b/lnet/ChangeLog
index 8dfedd9..49e8b7c 100644 (file)
--- a/lnet/ChangeLog
+++ b/lnet/ChangeLog
@@ -29,6 +29,10 @@ tbd         Cluster File Systems, Inc. <info@clusterfs.com>
        ptllnd    - Portals 3.3 / UNICOS/lc 1.5.x, 2.0.x
 
 Severity   : normal
+Bugzilla   : 12494
+Description: increase send queue size for ciblnd/openiblnd
+
+Severity   : normal
 Bugzilla   : 12302
 Description: new userspace socklnd
 Details    : Old userspace tcpnal that resided in lnet/ulnds/socklnd replaced

diff --git a/lnet/klnds/openiblnd/openiblnd.c b/lnet/klnds/openiblnd/openiblnd.c
index 12ae77c..73cecc6 100644 (file)
--- a/lnet/klnds/openiblnd/openiblnd.c
+++ b/lnet/klnds/openiblnd/openiblnd.c
@@ -988,12 +988,12 @@ kibnal_create_conn (void)
                 }
         }
 
-        /* We can post up to IBLND_MSG_QUEUE_SIZE immediate/req messages and
-         * the same # of ack/nak/rdma+done messages */
+        /* We can post up to IBNAL_RX_MSGS, which may also include an
+         * additional RDMA work item */
 
         params.qp_create = (struct ib_qp_create_param) {
                 .limit = {
-                        .max_outstanding_send_request    = 3 * IBNAL_MSG_QUEUE_SIZE,
+                        .max_outstanding_send_request    = 2 * IBNAL_RX_MSGS,
                         .max_outstanding_receive_request = IBNAL_RX_MSGS,
                         .max_send_gather_element         = 1,
                         .max_receive_scatter_element     = 1,