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| author | Chuck Lever <cel@netapp.com> | 2006-03-20 13:44:16 -0500 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-03-20 13:44:16 -0500 |
| commit | 262ca07de4d7f1bff20361c1353bb14b3607afb2 (patch) | |
| tree | e448a66b4549bbd660f76e81da0067d762a4732e /include/linux/sunrpc | |
| parent | e19b63dafdf7d615b0d36b90990a07e7792b9d3a (diff) | |
| download | op-kernel-dev-262ca07de4d7f1bff20361c1353bb14b3607afb2.zip op-kernel-dev-262ca07de4d7f1bff20361c1353bb14b3607afb2.tar.gz | |
SUNRPC: add a handful of per-xprt counters
Monitor generic transport events. Add a transport switch callout to
format transport counters for export to user-land.
Test plan:
Compile kernel with CONFIG_NFS enabled.
Signed-off-by: Chuck Lever <cel@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'include/linux/sunrpc')
| -rw-r--r-- | include/linux/sunrpc/xprt.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 6ef99b1..7eebbab 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -114,6 +114,7 @@ struct rpc_xprt_ops { void (*release_request)(struct rpc_task *task); void (*close)(struct rpc_xprt *xprt); void (*destroy)(struct rpc_xprt *xprt); + void (*print_stats)(struct rpc_xprt *xprt, struct seq_file *seq); }; struct rpc_xprt { @@ -187,6 +188,18 @@ struct rpc_xprt { struct list_head recv; + struct { + unsigned long bind_count, /* total number of binds */ + connect_count, /* total number of connects */ + connect_start, /* connect start timestamp */ + connect_time, /* jiffies waiting for connect */ + sends, /* how many complete requests */ + recvs, /* how many complete requests */ + bad_xids; /* lookup_rqst didn't find XID */ + + unsigned long long req_u, /* average requests on the wire */ + bklog_u; /* backlog queue utilization */ + } stat; void (*old_data_ready)(struct sock *, int); void (*old_state_change)(struct sock *); |
