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[v2,03/14] xprtrdma: Increase default credit limit

Message ID 20150713163010.17630.18221.stgit@manet.1015granger.net (mailing list archive)
State Not Applicable
Headers show

Commit Message

Chuck Lever III July 13, 2015, 4:30 p.m. UTC 
In preparation for similar increases on NFS/RDMA servers, bump the
advertised credit limit for RPC/RDMA to 128. This allocates some
extra resources, but the client will continue to allow only the
number of RPCs in flight that the server requests via its advertised
credit limit.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-By: Sagi Grimberg <sagig@mellanox.com>
---
 include/linux/sunrpc/xprtrdma.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)


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diff mbox

Patch

diff --git a/include/linux/sunrpc/xprtrdma.h b/include/linux/sunrpc/xprtrdma.h
index b176130..b7b279b 100644
--- a/include/linux/sunrpc/xprtrdma.h
+++ b/include/linux/sunrpc/xprtrdma.h
@@ -49,7 +49,7 @@ 
  * a single chunk type per message is supported currently.
  */
 #define RPCRDMA_MIN_SLOT_TABLE	(2U)
-#define RPCRDMA_DEF_SLOT_TABLE	(32U)
+#define RPCRDMA_DEF_SLOT_TABLE	(128U)
 #define RPCRDMA_MAX_SLOT_TABLE	(256U)
 
 #define RPCRDMA_DEF_INLINE  (1024)	/* default inline max */