From: Chuck Lever <chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org> To: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Subject: [PATCH v1 12/12] xprtrdma: Count RDMA_NOMSG type calls Date: Thu, 09 Jul 2015 16:43:34 -0400 [thread overview] Message-ID: <20150709204334.26247.11629.stgit@manet.1015granger.net> (raw) In-Reply-To: <20150709203242.26247.4848.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org> RDMA_NOMSG type calls are less efficient than RDMA_MSG. Count NOMSG calls so administrators can tell if they happen to be used more than expected. Signed-off-by: Chuck Lever <chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org> --- net/sunrpc/xprtrdma/rpc_rdma.c | 1 + net/sunrpc/xprtrdma/transport.c | 5 +++-- net/sunrpc/xprtrdma/xprt_rdma.h | 1 + 3 files changed, 5 insertions(+), 2 deletions(-) diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c index 64fc4b4..7c8808d 100644 --- a/net/sunrpc/xprtrdma/rpc_rdma.c +++ b/net/sunrpc/xprtrdma/rpc_rdma.c @@ -498,6 +498,7 @@ rpcrdma_marshal_req(struct rpc_rqst *rqst) } else if (rqst->rq_snd_buf.flags & XDRBUF_WRITE) { rtype = rpcrdma_readch; } else { + r_xprt->rx_stats.nomsg_call_count++; headerp->rm_type = htonl(RDMA_NOMSG); rtype = rpcrdma_areadch; rpclen = 0; diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c index 0985b2b..64443eb 100644 --- a/net/sunrpc/xprtrdma/transport.c +++ b/net/sunrpc/xprtrdma/transport.c @@ -659,7 +659,7 @@ static void xprt_rdma_print_stats(struct rpc_xprt *xprt, struct seq_file *seq) xprt->stat.bad_xids, xprt->stat.req_u, xprt->stat.bklog_u); - seq_printf(seq, "%lu %lu %lu %llu %llu %llu %llu %lu %lu %lu\n", + seq_printf(seq, "%lu %lu %lu %llu %llu %llu %llu %lu %lu %lu %lu\n", r_xprt->rx_stats.read_chunk_count, r_xprt->rx_stats.write_chunk_count, r_xprt->rx_stats.reply_chunk_count, @@ -669,7 +669,8 @@ static void xprt_rdma_print_stats(struct rpc_xprt *xprt, struct seq_file *seq) r_xprt->rx_stats.fixup_copy_count, r_xprt->rx_stats.hardway_register_count, r_xprt->rx_stats.failed_marshal_count, - r_xprt->rx_stats.bad_reply_count); + r_xprt->rx_stats.bad_reply_count, + r_xprt->rx_stats.nomsg_call_count); } static int diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h index 90da480..566c60b 100644 --- a/net/sunrpc/xprtrdma/xprt_rdma.h +++ b/net/sunrpc/xprtrdma/xprt_rdma.h @@ -342,6 +342,7 @@ struct rpcrdma_stats { unsigned long hardway_register_count; unsigned long failed_marshal_count; unsigned long bad_reply_count; + unsigned long nomsg_call_count; }; /* -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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From: Chuck Lever <chuck.lever@oracle.com> To: linux-rdma@vger.kernel.org, linux-nfs@vger.kernel.org Subject: [PATCH v1 12/12] xprtrdma: Count RDMA_NOMSG type calls Date: Thu, 09 Jul 2015 16:43:34 -0400 [thread overview] Message-ID: <20150709204334.26247.11629.stgit@manet.1015granger.net> (raw) In-Reply-To: <20150709203242.26247.4848.stgit@manet.1015granger.net> RDMA_NOMSG type calls are less efficient than RDMA_MSG. Count NOMSG calls so administrators can tell if they happen to be used more than expected. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> --- net/sunrpc/xprtrdma/rpc_rdma.c | 1 + net/sunrpc/xprtrdma/transport.c | 5 +++-- net/sunrpc/xprtrdma/xprt_rdma.h | 1 + 3 files changed, 5 insertions(+), 2 deletions(-) diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c index 64fc4b4..7c8808d 100644 --- a/net/sunrpc/xprtrdma/rpc_rdma.c +++ b/net/sunrpc/xprtrdma/rpc_rdma.c @@ -498,6 +498,7 @@ rpcrdma_marshal_req(struct rpc_rqst *rqst) } else if (rqst->rq_snd_buf.flags & XDRBUF_WRITE) { rtype = rpcrdma_readch; } else { + r_xprt->rx_stats.nomsg_call_count++; headerp->rm_type = htonl(RDMA_NOMSG); rtype = rpcrdma_areadch; rpclen = 0; diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c index 0985b2b..64443eb 100644 --- a/net/sunrpc/xprtrdma/transport.c +++ b/net/sunrpc/xprtrdma/transport.c @@ -659,7 +659,7 @@ static void xprt_rdma_print_stats(struct rpc_xprt *xprt, struct seq_file *seq) xprt->stat.bad_xids, xprt->stat.req_u, xprt->stat.bklog_u); - seq_printf(seq, "%lu %lu %lu %llu %llu %llu %llu %lu %lu %lu\n", + seq_printf(seq, "%lu %lu %lu %llu %llu %llu %llu %lu %lu %lu %lu\n", r_xprt->rx_stats.read_chunk_count, r_xprt->rx_stats.write_chunk_count, r_xprt->rx_stats.reply_chunk_count, @@ -669,7 +669,8 @@ static void xprt_rdma_print_stats(struct rpc_xprt *xprt, struct seq_file *seq) r_xprt->rx_stats.fixup_copy_count, r_xprt->rx_stats.hardway_register_count, r_xprt->rx_stats.failed_marshal_count, - r_xprt->rx_stats.bad_reply_count); + r_xprt->rx_stats.bad_reply_count, + r_xprt->rx_stats.nomsg_call_count); } static int diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h index 90da480..566c60b 100644 --- a/net/sunrpc/xprtrdma/xprt_rdma.h +++ b/net/sunrpc/xprtrdma/xprt_rdma.h @@ -342,6 +342,7 @@ struct rpcrdma_stats { unsigned long hardway_register_count; unsigned long failed_marshal_count; unsigned long bad_reply_count; + unsigned long nomsg_call_count; }; /*
next prev parent reply other threads:[~2015-07-09 20:43 UTC|newest] Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-07-09 20:41 [PATCH v1 00/12] NFS/RDMA client side for Linux 4.3 Chuck Lever 2015-07-09 20:41 ` Chuck Lever [not found] ` <20150709203242.26247.4848.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org> 2015-07-09 20:41 ` [PATCH v1 01/12] xprtrdma: Make xprt_setup_rdma() agnostic to family of server address Chuck Lever 2015-07-09 20:41 ` Chuck Lever 2015-07-09 20:41 ` [PATCH v1 02/12] xprtrdma: Raise maximum payload size to one megabyte Chuck Lever 2015-07-09 20:41 ` Chuck Lever [not found] ` <20150709204159.26247.44592.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org> 2015-07-10 10:25 ` Devesh Sharma 2015-07-10 10:25 ` Devesh Sharma 2015-07-10 19:21 ` Anna Schumaker 2015-07-10 19:21 ` Anna Schumaker [not found] ` <55A01B56.2020107-ZwjVKphTwtPQT0dZR+AlfA@public.gmane.org> 2015-07-10 19:33 ` Chuck Lever 2015-07-10 19:33 ` Chuck Lever [not found] ` <F9717330-F362-477B-915D-D6AAE7B5DDDB-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org> 2015-07-10 19:41 ` Anna Schumaker 2015-07-10 19:41 ` Anna Schumaker 2015-07-12 14:31 ` Sagi Grimberg 2015-07-12 14:31 ` Sagi Grimberg 2015-07-09 20:42 ` [PATCH v1 03/12] xprtrdma: Increase default credit limit Chuck Lever 2015-07-09 20:42 ` Chuck Lever [not found] ` <20150709204208.26247.52073.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org> 2015-07-10 10:45 ` Devesh Sharma 2015-07-10 10:45 ` Devesh Sharma [not found] ` <CANjDDBiMDM5VP5ev3LFfapX-5amqukH=dJdaEZVcZc9SSP2CCg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2015-07-10 14:33 ` Chuck Lever 2015-07-10 14:33 ` Chuck Lever [not found] ` <B6E6A65D-DE61-4A95-91D7-1E8A5132F7EE-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org> 2015-07-10 14:47 ` Devesh Sharma 2015-07-10 14:47 ` Devesh Sharma 2015-07-12 14:31 ` Sagi Grimberg 2015-07-12 14:31 ` Sagi Grimberg 2015-07-09 20:42 ` [PATCH v1 04/12] xprtrdma: Remove last ib_reg_phys_mr() call site Chuck Lever 2015-07-09 20:42 ` Chuck Lever [not found] ` <20150709204218.26247.67243.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org> 2015-07-10 10:52 ` Devesh Sharma 2015-07-10 10:52 ` Devesh Sharma 2015-07-11 10:34 ` Christoph Hellwig 2015-07-11 10:34 ` Christoph Hellwig [not found] ` <20150711103428.GD14741-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org> 2015-07-11 18:50 ` Chuck Lever 2015-07-11 18:50 ` Chuck Lever [not found] ` <682604AF-955A-44F8-86F9-EB7D403CABFF-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 2015-07-12 7:58 ` Christoph Hellwig 2015-07-12 7:58 ` Christoph Hellwig 2015-07-12 14:31 ` Sagi Grimberg 2015-07-12 14:31 ` Sagi Grimberg 2015-07-09 20:42 ` [PATCH v1 05/12] xprtrdma: Account for RPC/RDMA header size when deciding to inline Chuck Lever 2015-07-09 20:42 ` Chuck Lever [not found] ` <20150709204227.26247.51111.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org> 2015-07-10 10:55 ` Devesh Sharma 2015-07-10 10:55 ` Devesh Sharma 2015-07-10 20:08 ` Anna Schumaker 2015-07-10 20:08 ` Anna Schumaker [not found] ` <55A02650.1050809-ZwjVKphTwtPQT0dZR+AlfA@public.gmane.org> 2015-07-10 20:28 ` Chuck Lever 2015-07-10 20:28 ` Chuck Lever 2015-07-12 14:37 ` Sagi Grimberg 2015-07-12 14:37 ` Sagi Grimberg [not found] ` <55A27B9D.5010002-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org> 2015-07-12 17:52 ` Chuck Lever 2015-07-12 17:52 ` Chuck Lever 2015-07-09 20:42 ` [PATCH v1 06/12] xprtrdma: Always provide a write list when sending NFS READ Chuck Lever 2015-07-09 20:42 ` Chuck Lever [not found] ` <20150709204237.26247.297.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org> 2015-07-10 11:08 ` Devesh Sharma 2015-07-10 11:08 ` Devesh Sharma 2015-07-12 14:42 ` Sagi Grimberg 2015-07-12 14:42 ` Sagi Grimberg 2015-07-09 20:42 ` [PATCH v1 07/12] xprtrdma: Don't provide a reply chunk when expecting a short reply Chuck Lever 2015-07-09 20:42 ` Chuck Lever [not found] ` <20150709204246.26247.10367.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org> 2015-07-12 14:58 ` Sagi Grimberg 2015-07-12 14:58 ` Sagi Grimberg [not found] ` <55A2809C.7020106-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org> 2015-07-12 18:38 ` Chuck Lever 2015-07-12 18:38 ` Chuck Lever [not found] ` <2EB8EA33-9345-4D18-8BE1-39C4EB2658E2-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org> 2015-07-14 9:54 ` Sagi Grimberg 2015-07-14 9:54 ` Sagi Grimberg 2015-07-09 20:42 ` [PATCH v1 08/12] xprtrdma: Fix XDR tail buffer marshalling Chuck Lever 2015-07-09 20:42 ` Chuck Lever 2015-07-09 20:43 ` [PATCH v1 09/12] xprtrdma: Prepare rpcrdma_ep_post() for RDMA_NOMSG calls Chuck Lever 2015-07-09 20:43 ` Chuck Lever [not found] ` <20150709204305.26247.39173.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org> 2015-07-10 11:29 ` Devesh Sharma 2015-07-10 11:29 ` Devesh Sharma [not found] ` <CANjDDBh38PrxGgWGuKYCYcbjqY9ELrpkGqaRZ_ueKfD7FEQP8g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2015-07-10 12:58 ` Tom Talpey 2015-07-10 12:58 ` Tom Talpey [not found] ` <559FC17A.7060502-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org> 2015-07-10 14:11 ` Devesh Sharma 2015-07-10 14:11 ` Devesh Sharma [not found] ` <CANjDDBipaXMO7Z5wirG127E9kQ0aHdWJ1s6ZM21th5RWLNh-4Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2015-07-10 14:53 ` Chuck Lever 2015-07-10 14:53 ` Chuck Lever [not found] ` <F5F5CAC4-866E-4BCA-8094-908CE9ED3B4B-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org> 2015-07-10 22:44 ` Jason Gunthorpe 2015-07-10 22:44 ` Jason Gunthorpe 2015-07-10 20:43 ` Anna Schumaker 2015-07-10 20:43 ` Anna Schumaker [not found] ` <55A02E73.7000902-ZwjVKphTwtPQT0dZR+AlfA@public.gmane.org> 2015-07-10 20:52 ` Chuck Lever 2015-07-10 20:52 ` Chuck Lever 2015-07-09 20:43 ` [PATCH v1 10/12] xprtrdma: Fix large NFS SYMLINK calls Chuck Lever 2015-07-09 20:43 ` Chuck Lever [not found] ` <20150709204315.26247.47851.stgit-FYjufvaPoItvLzlybtyyYzGyq/o6K9yX@public.gmane.org> 2015-07-14 16:01 ` Anna Schumaker 2015-07-14 16:01 ` Anna Schumaker [not found] ` <55A53259.8090606-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> 2015-07-14 19:09 ` Chuck Lever 2015-07-14 19:09 ` Chuck Lever 2015-07-09 20:43 ` [PATCH v1 11/12] xprtrdma: Clean up xprt_rdma_print_stats() Chuck Lever 2015-07-09 20:43 ` Chuck Lever 2015-07-09 20:43 ` Chuck Lever [this message] 2015-07-09 20:43 ` [PATCH v1 12/12] xprtrdma: Count RDMA_NOMSG type calls Chuck Lever
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