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ocfs2/cluster: Track process message timing stats for each socket 

Tracks total time taken to process messages received on a socket.

Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
This commit is contained in:
Sunil Mushran 2010-12-22 12:39:41 -08:00 committed by Joel Becker
parent 3c193b3807
commit e453039f8b
2 changed files with 17 additions and 0 deletions
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15
fs/ocfs2/cluster/tcp.c
View File

@ -209,6 +209,11 @@ static inline void o2net_set_func_stop_time(struct o2net_sock_container *sc)
{
sc->sc_tv_func_stop = ktime_get();
}
static ktime_t o2net_get_func_run_time(struct o2net_sock_container *sc)
{
return ktime_sub(sc->sc_tv_func_stop, sc->sc_tv_func_start);
}
#else /* CONFIG_DEBUG_FS */
# define o2net_init_nst(a, b, c, d, e)
# define o2net_set_nst_sock_time(a)
@ -222,6 +227,7 @@ static inline void o2net_set_func_stop_time(struct o2net_sock_container *sc)
# define o2net_set_advance_stop_time(a)
# define o2net_set_func_start_time(a)
# define o2net_set_func_stop_time(a)
# define o2net_get_func_run_time(a) (ktime_t)0
#endif /* CONFIG_DEBUG_FS */
#ifdef CONFIG_OCFS2_FS_STATS
@ -240,6 +246,13 @@ static void o2net_update_send_stats(struct o2net_send_tracking *nst,
sc->sc_send_count++;
}
static void o2net_update_recv_stats(struct o2net_sock_container *sc)
{
sc->sc_tv_process_total = ktime_add(sc->sc_tv_process_total,
o2net_get_func_run_time(sc));
sc->sc_recv_count++;
}
#else
# define o2net_update_send_stats(a, b)
@ -1238,6 +1251,8 @@ static int o2net_process_message(struct o2net_sock_container *sc,
nmh->nh_func_data, &ret_data);
o2net_set_func_stop_time(sc);
o2net_update_recv_stats(sc);
out_respond:
/* this destroys the hdr, so don't use it after this */
mutex_lock(&sc->sc_send_lock);

2
fs/ocfs2/cluster/tcp_internal.h
View File

@ -184,6 +184,8 @@ struct o2net_sock_container {
ktime_t sc_tv_send_total;
ktime_t sc_tv_status_total;
u32 sc_send_count;
u32 sc_recv_count;
ktime_t sc_tv_process_total;
#endif
struct mutex sc_send_lock;
};