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| author | Sunil Mushran <sunil.mushran@oracle.com> | 2010-12-22 12:39:40 -0800 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2010-12-22 18:38:09 -0800 |
| commit | 3c193b3807e933cf2a16d55a38debbe549195847 (patch) | |
| tree | c44d0656307f0ce00abb2b8102fb6e4bb8ec7d08 /fs/ocfs2 | |
| parent | ff1becbf85bf4d4d4652915b7ab27db949585f6b (diff) | |
| download | linux-3.10-3c193b3807e933cf2a16d55a38debbe549195847.tar.gz linux-3.10-3c193b3807e933cf2a16d55a38debbe549195847.tar.bz2 linux-3.10-3c193b3807e933cf2a16d55a38debbe549195847.zip | |
ocfs2/cluster: Track send message timing stats for each socket
Tracks total send and status times for all messages sent on a socket.
Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2')
| -rw-r--r-- | fs/ocfs2/cluster/tcp.c | 24 | ||||
| -rw-r--r-- | fs/ocfs2/cluster/tcp_internal.h | 6 |
2 files changed, 30 insertions, 0 deletions
diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c index efd84833405..4d61e19d614 100644 --- a/fs/ocfs2/cluster/tcp.c +++ b/fs/ocfs2/cluster/tcp.c @@ -224,6 +224,28 @@ static inline void o2net_set_func_stop_time(struct o2net_sock_container *sc) # define o2net_set_func_stop_time(a) #endif /* CONFIG_DEBUG_FS */ +#ifdef CONFIG_OCFS2_FS_STATS +static void o2net_update_send_stats(struct o2net_send_tracking *nst, + struct o2net_sock_container *sc) +{ + sc->sc_tv_status_total = ktime_add(sc->sc_tv_status_total, + ktime_sub(ktime_get(), + nst->st_status_time)); + sc->sc_tv_send_total = ktime_add(sc->sc_tv_send_total, + ktime_sub(nst->st_status_time, + nst->st_send_time)); + sc->sc_tv_acquiry_total = ktime_add(sc->sc_tv_acquiry_total, + ktime_sub(nst->st_send_time, + nst->st_sock_time)); + sc->sc_send_count++; +} + +#else + +# define o2net_update_send_stats(a, b) + +#endif /* CONFIG_OCFS2_FS_STATS */ + static inline int o2net_reconnect_delay(void) { return o2nm_single_cluster->cl_reconnect_delay_ms; @@ -1093,6 +1115,8 @@ int o2net_send_message_vec(u32 msg_type, u32 key, struct kvec *caller_vec, o2net_set_nst_status_time(&nst); wait_event(nsw.ns_wq, o2net_nsw_completed(nn, &nsw)); + o2net_update_send_stats(&nst, sc); + /* Note that we avoid overwriting the callers status return * variable if a system error was reported on the other * side. Callers beware. */ diff --git a/fs/ocfs2/cluster/tcp_internal.h b/fs/ocfs2/cluster/tcp_internal.h index f8157633391..640c6fcef72 100644 --- a/fs/ocfs2/cluster/tcp_internal.h +++ b/fs/ocfs2/cluster/tcp_internal.h @@ -179,6 +179,12 @@ struct o2net_sock_container { ktime_t sc_tv_func_start; ktime_t sc_tv_func_stop; #endif +#ifdef CONFIG_OCFS2_FS_STATS + ktime_t sc_tv_acquiry_total; + ktime_t sc_tv_send_total; + ktime_t sc_tv_status_total; + u32 sc_send_count; +#endif struct mutex sc_send_lock; }; |