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-rw-r--r--xlators/debug/io-stats/src/io-stats.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/xlators/debug/io-stats/src/io-stats.c b/xlators/debug/io-stats/src/io-stats.c
index f5d86e1bc6a..28e6e362b6b 100644
--- a/xlators/debug/io-stats/src/io-stats.c
+++ b/xlators/debug/io-stats/src/io-stats.c
@@ -153,6 +153,7 @@ struct ios_conf {
int32_t ios_dump_interval;
pthread_t dump_thread;
gf_boolean_t dump_thread_should_die;
+ gf_boolean_t dump_thread_running;
gf_lock_t ios_sampling_lock;
int32_t ios_sample_interval;
int32_t ios_sample_buf_size;
@@ -3129,7 +3130,7 @@ conditional_dump (dict_t *dict, char *key, data_t *value, void *data)
int
_ios_destroy_dump_thread (struct ios_conf *conf) {
conf->dump_thread_should_die = _gf_true;
- if (conf->ios_dump_interval > 0) {
+ if (conf->dump_thread_running) {
(void) pthread_cancel (conf->dump_thread);
(void) pthread_join (conf->dump_thread, NULL);
}
@@ -3248,6 +3249,7 @@ _ios_dump_thread (xlator_t *this) {
}
}
out:
+ conf->dump_thread_running = _gf_false;
gf_log (this->name, GF_LOG_INFO, "IO stats dump thread terminated");
return NULL;
}
@@ -3883,14 +3885,19 @@ reconfigure (xlator_t *this, dict_t *options)
GF_OPTION_RECONF ("ios-dump-interval", conf->ios_dump_interval, options,
int32, out);
if ((old_dump_interval <= 0) && (conf->ios_dump_interval > 0)) {
+ conf->dump_thread_running = _gf_true;
+ conf->dump_thread_should_die = _gf_false;
ret = gf_thread_create (&conf->dump_thread, NULL,
(void *) &_ios_dump_thread, this, "iosdump");
if (ret) {
+ conf->dump_thread_running = _gf_false;
gf_log (this ? this->name : "io-stats",
GF_LOG_ERROR, "Failed to start thread"
"while reconfigure. Returning %d", ret);
goto out;
}
+ } else if ((old_dump_interval > 0) && (conf->ios_dump_interval == 0)) {
+ _ios_destroy_dump_thread (conf);
}
GF_OPTION_RECONF ("ios-sample-interval", conf->ios_sample_interval,
@@ -4114,10 +4121,13 @@ init (xlator_t *this)
this->private = conf;
if (conf->ios_dump_interval > 0) {
+ conf->dump_thread_running = _gf_true;
+ conf->dump_thread_should_die = _gf_false;
ret = gf_thread_create (&conf->dump_thread, NULL,
(void *) &_ios_dump_thread,
this, "iosdump");
if (ret) {
+ conf->dump_thread_running = _gf_false;
gf_log (this ? this->name : "io-stats",
GF_LOG_ERROR, "Failed to start thread"
"in init. Returning %d", ret);