From aa9f9c3113009f136642e9bdedfcef6d04d85b44 Mon Sep 17 00:00:00 2001 From: Kaushik BV Date: Tue, 12 Jul 2011 05:33:36 +0000 Subject: io-threads: changes in volume_options to assist volume set help/help-xml Signed-off-by: Kaushik BV Signed-off-by: Anand Avati BUG: 2041 (volume set help option) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=2041 --- xlators/performance/io-threads/src/io-threads.c | 34 +++++++++++++++++++------ 1 file changed, 26 insertions(+), 8 deletions(-) diff --git a/xlators/performance/io-threads/src/io-threads.c b/xlators/performance/io-threads/src/io-threads.c index e791b941a..c88f812a4 100644 --- a/xlators/performance/io-threads/src/io-threads.c +++ b/xlators/performance/io-threads/src/io-threads.c @@ -36,7 +36,7 @@ void *iot_worker (void *arg); int iot_workers_scale (iot_conf_t *conf); int __iot_workers_scale (iot_conf_t *conf); - +struct volume_options options[]; call_stub_t * __iot_dequeue (iot_conf_t *conf) @@ -2157,11 +2157,12 @@ int init (xlator_t *this) { iot_conf_t *conf = NULL; - dict_t *options = this->options; + dict_t *xl_options = this->options; int thread_count = IOT_DEFAULT_THREADS; int idle_time = IOT_DEFAULT_IDLE; int ret = -1; int i = 0; + char *def_val = NULL; if (!this->children || this->children->next) { gf_log ("io-threads", GF_LOG_ERROR, @@ -2184,10 +2185,23 @@ init (xlator_t *this) set_stack_size (conf); - thread_count = IOT_DEFAULT_THREADS; + if (xlator_get_volopt_info (&this->volume_options, "thread-count", + &def_val, NULL)) { + gf_log (this->name, GF_LOG_ERROR, "Default value of " + "thread-count not found"); + ret = -1; + goto out; + } else { + if (gf_string2int32 (def_val, &conf->max_count)) { + gf_log (this->name, GF_LOG_ERROR, "Default value of " + "thread corrupt"); + ret = -1; + goto out; + } + } - if (dict_get (options, "thread-count")) { - thread_count = data_to_int32 (dict_get (options, + if (dict_get (xl_options, "thread-count")) { + thread_count = data_to_int32 (dict_get (xl_options, "thread-count")); if (thread_count < IOT_MIN_THREADS) { gf_log ("io-threads", GF_LOG_WARNING, @@ -2204,8 +2218,8 @@ init (xlator_t *this) } conf->max_count = thread_count; - if (dict_get (options, "idle-time")) { - idle_time = data_to_int32 (dict_get (options, + if (dict_get (xl_options, "idle-time")) { + idle_time = data_to_int32 (dict_get (xl_options, "idle-time")); if (idle_time < 0) idle_time = 1; @@ -2292,7 +2306,11 @@ struct volume_options options[] = { { .key = {"thread-count"}, .type = GF_OPTION_TYPE_INT, .min = IOT_MIN_THREADS, - .max = IOT_MAX_THREADS + .max = IOT_MAX_THREADS, + .default_value = "16", + .description = "Number of threads in IO threads translator which " + "perform concurrent IO operations" + }, {.key = {"idle-time"}, .type = GF_OPTION_TYPE_INT, -- cgit