diff options
| author | Anand Avati <avati@gluster.com> | 2010-02-27 07:00:10 +0000 |
|---|---|---|
| committer | Anand V. Avati <avati@dev.gluster.com> | 2010-02-27 09:34:04 -0800 |
| commit | 904fef5cfece1e6eb69510b7409efe779867ca0a (patch) | |
| tree | a09d9642b76bd590ac3bf3607e95884d87e7759c /xlators | |
| parent | 042fe15e637c4bfe569d9b1c3a7e30889895c109 (diff) | |
io-threads: more fixes
* conditional for scaling up threads was wrong
* ETIMEDOUT check was performed wrongly
Signed-off-by: Anand V. Avati <avati@blackhole.gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>
BUG: 583 (filesystem access hangs while deleting large files)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=583
Diffstat (limited to 'xlators')
| -rw-r--r-- | xlators/performance/io-threads/src/io-threads.c | 19 | ||||
| -rw-r--r-- | xlators/performance/io-threads/src/io-threads.h | 2 |
2 files changed, 14 insertions, 7 deletions
diff --git a/xlators/performance/io-threads/src/io-threads.c b/xlators/performance/io-threads/src/io-threads.c index 5339ce9a8..feae1439e 100644 --- a/xlators/performance/io-threads/src/io-threads.c +++ b/xlators/performance/io-threads/src/io-threads.c @@ -79,7 +79,7 @@ iot_worker (void *data) this = conf->this; THIS = this; - while (1) { + for (;;) { sleep_till.tv_sec = time (NULL) + conf->idle_time; pthread_mutex_lock (&conf->mutex); @@ -92,7 +92,7 @@ iot_worker (void *data) &sleep_till); conf->sleep_count--; - if (ret == -1 && errno == ETIMEDOUT) { + if (ret == ETIMEDOUT) { timeout = 1; break; } @@ -102,6 +102,9 @@ iot_worker (void *data) if (conf->curr_count > IOT_MIN_THREADS) { conf->curr_count--; bye = 1; + gf_log (conf->this->name, GF_LOG_DEBUG, + "timeout, terminated. conf->curr_count=%d", + conf->curr_count); } else { timeout = 0; } @@ -811,7 +814,7 @@ iot_readv (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, stub = fop_readv_stub (frame, iot_readv_wrapper, fd, size, offset); if (!stub) { - gf_log (this->name, GF_LOG_ERROR, + gf_log (this->name, GF_LOG_ERROR, "cannot create readv call stub" "(out of memory)"); ret = -ENOMEM; @@ -2049,7 +2052,7 @@ __iot_workers_scale (iot_conf_t *conf) scale = IOT_MIN_THREADS; if (log2 > conf->max_count) - scale = IOT_MAX_THREADS; + scale = conf->max_count; if (conf->curr_count < scale) { diff = scale - conf->curr_count; @@ -2059,10 +2062,14 @@ __iot_workers_scale (iot_conf_t *conf) diff --; ret = pthread_create (&thread, &conf->w_attr, iot_worker, conf); - if (ret == 0) + if (ret == 0) { conf->curr_count++; - else + gf_log (conf->this->name, GF_LOG_DEBUG, + "scaled threads to %d (queue_size=%d/%d)", + conf->curr_count, conf->queue_size, scale); + } else { break; + } } return diff; diff --git a/xlators/performance/io-threads/src/io-threads.h b/xlators/performance/io-threads/src/io-threads.h index 8b9985be1..85836ff58 100644 --- a/xlators/performance/io-threads/src/io-threads.h +++ b/xlators/performance/io-threads/src/io-threads.h @@ -42,7 +42,7 @@ struct iot_conf; #define MAX_IDLE_SKEW 4 /* In secs */ #define skew_sec_idle_time(sec) ((sec) + (random () % MAX_IDLE_SKEW)) -#define IOT_DEFAULT_IDLE 180 /* In secs. */ +#define IOT_DEFAULT_IDLE 120 /* In secs. */ #define IOT_MIN_THREADS 1 #define IOT_DEFAULT_THREADS 8 |