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authorRaghavendra Talur <rtalur@redhat.com>2017-07-18 11:36:19 +0530
committerJeff Darcy <jeff@pl.atyp.us>2017-07-19 14:16:19 +0000
commit33db9aff1deaa028f30516e49fdb1e8d6e31bb73 (patch)
tree36d88c93e1e83e4253b154199b0b12531d0edb39 /libglusterfs/src/event-epoll.c
parent5ccf0922208c368873120e235be0fd2975a589c1 (diff)
libglusterfs: Name threads on creation
Set names to threads on creation for easier debugging. Output of top -H -p <PID-OF-GLUSTERFSD> Before: 19773 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19774 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19775 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19776 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19777 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19778 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19779 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19780 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19781 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19782 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19783 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19784 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19785 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.01 glusterfsd 19786 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.01 glusterfsd 19787 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.01 glusterfsd 19789 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19790 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 25178 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 5398 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 7881 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd After: 19773 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19774 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glustertimer 19775 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterfsd 19776 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glustermemsweep 19777 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glustersproc0 19778 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glustersproc1 19779 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterepoll0 19780 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusteridxwrker 19781 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusteriotwr0 19782 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterbrssign 19783 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterbrswrker 19784 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterclogecon 19785 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.01 glusterclogd0 19786 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.01 glusterclogd1 19787 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.01 glusterclogd2 19789 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterposixjan 19790 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterposixfsy 25178 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterepoll1 5398 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterepoll2 7881 root 20 0 1301.3m 12.6m 8.4m S 0.0 0.1 0:00.00 glusterposixhc Change-Id: Id5f333755c1ba168a2ffaa4fce6e71c375e10703 BUG: 1254002 Updates: #271 Signed-off-by: Raghavendra Talur <rtalur@redhat.com> Reviewed-on: https://review.gluster.org/11926 Reviewed-by: Prashanth Pai <ppai@redhat.com> Smoke: Gluster Build System <jenkins@build.gluster.org> Reviewed-by: Niels de Vos <ndevos@redhat.com> CentOS-regression: Gluster Build System <jenkins@build.gluster.org>
Diffstat (limited to 'libglusterfs/src/event-epoll.c')
-rw-r--r--libglusterfs/src/event-epoll.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/libglusterfs/src/event-epoll.c b/libglusterfs/src/event-epoll.c
index eac1f058b15..d32f1dda9d0 100644
--- a/libglusterfs/src/event-epoll.c
+++ b/libglusterfs/src/event-epoll.c
@@ -663,6 +663,7 @@ event_dispatch_epoll (struct event_pool *event_pool)
int pollercount = 0;
int ret = -1;
struct event_thread_data *ev_data = NULL;
+ char thread_name[GF_THREAD_NAMEMAX] = {0,};
/* Start the configured number of pollers */
pthread_mutex_lock (&event_pool->mutex);
@@ -697,9 +698,11 @@ event_dispatch_epoll (struct event_pool *event_pool)
ev_data->event_pool = event_pool;
ev_data->event_index = i + 1;
- ret = pthread_create (&t_id, NULL,
- event_dispatch_epoll_worker,
- ev_data);
+ snprintf (thread_name, sizeof(thread_name),
+ "%s%d", "epoll", i);
+ ret = gf_thread_create (&t_id, NULL,
+ event_dispatch_epoll_worker,
+ ev_data, thread_name);
if (!ret) {
event_pool->pollers[i] = t_id;
@@ -765,6 +768,7 @@ event_reconfigure_threads_epoll (struct event_pool *event_pool, int value)
pthread_t t_id;
int oldthreadcount;
struct event_thread_data *ev_data = NULL;
+ char thread_name[GF_THREAD_NAMEMAX] = {0,};
pthread_mutex_lock (&event_pool->mutex);
{
@@ -805,9 +809,13 @@ event_reconfigure_threads_epoll (struct event_pool *event_pool, int value)
ev_data->event_pool = event_pool;
ev_data->event_index = i + 1;
- ret = pthread_create (&t_id, NULL,
+ snprintf (thread_name,
+ sizeof(thread_name),
+ "%s%d",
+ "epoll", i);
+ ret = gf_thread_create (&t_id, NULL,
event_dispatch_epoll_worker,
- ev_data);
+ ev_data, thread_name);
if (ret) {
gf_msg ("epoll", GF_LOG_WARNING,
0,