#include "workqueue.h"
#include "lib/mountcheck.h"
#include "rate-submit.h"
+#include "helper_thread.h"
static struct fio_mutex *startup_mutex;
static struct flist_head *cgroup_list;
int temp_stall_ts;
unsigned long done_secs = 0;
-static struct helper_data {
- volatile int exit;
- volatile int reset;
- volatile int do_stat;
- struct sk_out *sk_out;
- pthread_t thread;
- pthread_mutex_t lock;
- pthread_cond_t cond;
-} *helper_data;
-
#define PAGE_ALIGN(buf) \
(char *) (((uintptr_t) (buf) + page_mask) & ~page_mask)
int min_evts = 0;
int ret;
+ if (td->flags & TD_F_REGROW_LOGS) {
+ ret = io_u_quiesce(td);
+ regrow_logs(td);
+ return ret;
+ }
+
/*
* if the queue is full, we MUST reap at least 1 event
*/
goto err;
}
+ /*
+ * Do this early, we don't want the compress threads to be limited
+ * to the same CPUs as the IO workers. So do this before we set
+ * any potential CPU affinity
+ */
+ if (iolog_compress_init(td, sk_out))
+ goto err;
+
/*
* If we have a gettimeofday() thread, make sure we exclude that
* thread from this job
goto err;
}
- if (iolog_compress_init(td, sk_out))
- goto err;
-
fio_verify_init(td);
if (rate_submit_init(td, sk_out))
break;
}
+ td_set_runstate(td, TD_FINISHING);
+
update_rusage_stat(td);
td->ts.total_run_time = mtime_since_now(&td->epoch);
td->ts.io_bytes[DDIR_READ] = td->io_bytes[DDIR_READ];
static void dump_td_info(struct thread_data *td)
{
- log_err("fio: job '%s' hasn't exited in %lu seconds, it appears to "
- "be stuck. Doing forceful exit of this job.\n", td->o.name,
+ log_err("fio: job '%s' (state=%d) hasn't exited in %lu seconds, it "
+ "appears to be stuck. Doing forceful exit of this job.\n",
+ td->o.name, td->runstate,
(unsigned long) time_since_now(&td->terminate_time));
}
* move on.
*/
if (td->terminate &&
+ td->runstate < TD_FSYNCING &&
time_since_now(&td->terminate_time) >= FIO_REAP_TIMEOUT) {
dump_td_info(td);
td_set_runstate(td, TD_REAPED);
update_io_ticks();
}
-void helper_reset(void)
-{
- if (!helper_data)
- return;
-
- pthread_mutex_lock(&helper_data->lock);
-
- if (!helper_data->reset) {
- helper_data->reset = 1;
- pthread_cond_signal(&helper_data->cond);
- }
-
- pthread_mutex_unlock(&helper_data->lock);
-}
-
-void helper_do_stat(void)
-{
- if (!helper_data)
- return;
-
- pthread_mutex_lock(&helper_data->lock);
- helper_data->do_stat = 1;
- pthread_cond_signal(&helper_data->cond);
- pthread_mutex_unlock(&helper_data->lock);
-}
-
-bool helper_should_exit(void)
-{
- if (!helper_data)
- return true;
-
- return helper_data->exit;
-}
-
-static void wait_for_helper_thread_exit(void)
-{
- void *ret;
-
- pthread_mutex_lock(&helper_data->lock);
- helper_data->exit = 1;
- pthread_cond_signal(&helper_data->cond);
- pthread_mutex_unlock(&helper_data->lock);
-
- pthread_join(helper_data->thread, &ret);
-}
-
static void free_disk_util(void)
{
disk_util_prune_entries();
-
- pthread_cond_destroy(&helper_data->cond);
- pthread_mutex_destroy(&helper_data->lock);
- sfree(helper_data);
-}
-
-static void *helper_thread_main(void *data)
-{
- struct helper_data *hd = data;
- unsigned int msec_to_next_event, next_log;
- struct timeval tv, last_du;
- int ret = 0;
-
- sk_out_assign(hd->sk_out);
-
- gettimeofday(&tv, NULL);
- memcpy(&last_du, &tv, sizeof(tv));
-
- fio_mutex_up(startup_mutex);
-
- msec_to_next_event = DISK_UTIL_MSEC;
- while (!ret && !hd->exit) {
- struct timespec ts;
- struct timeval now;
- uint64_t since_du;
-
- timeval_add_msec(&tv, msec_to_next_event);
- ts.tv_sec = tv.tv_sec;
- ts.tv_nsec = tv.tv_usec * 1000;
-
- pthread_mutex_lock(&hd->lock);
- pthread_cond_timedwait(&hd->cond, &hd->lock, &ts);
-
- gettimeofday(&now, NULL);
-
- if (hd->reset) {
- memcpy(&tv, &now, sizeof(tv));
- memcpy(&last_du, &now, sizeof(last_du));
- hd->reset = 0;
- }
-
- pthread_mutex_unlock(&hd->lock);
-
- since_du = mtime_since(&last_du, &now);
- if (since_du >= DISK_UTIL_MSEC || DISK_UTIL_MSEC - since_du < 10) {
- ret = update_io_ticks();
- timeval_add_msec(&last_du, DISK_UTIL_MSEC);
- msec_to_next_event = DISK_UTIL_MSEC;
- if (since_du >= DISK_UTIL_MSEC)
- msec_to_next_event -= (since_du - DISK_UTIL_MSEC);
- } else {
- if (since_du >= DISK_UTIL_MSEC)
- msec_to_next_event = DISK_UTIL_MSEC - (DISK_UTIL_MSEC - since_du);
- else
- msec_to_next_event = DISK_UTIL_MSEC;
- }
-
- if (hd->do_stat) {
- hd->do_stat = 0;
- __show_running_run_stats();
- }
-
- next_log = calc_log_samples();
- if (!next_log)
- next_log = DISK_UTIL_MSEC;
-
- msec_to_next_event = min(next_log, msec_to_next_event);
-
- if (!is_backend)
- print_thread_status();
- }
-
- fio_writeout_logs(false);
-
- sk_out_drop();
- return NULL;
-}
-
-static int create_helper_thread(struct sk_out *sk_out)
-{
- struct helper_data *hd;
- int ret;
-
- hd = smalloc(sizeof(*hd));
-
- setup_disk_util();
-
- hd->sk_out = sk_out;
- pthread_cond_init(&hd->cond, NULL);
- pthread_mutex_init(&hd->lock, NULL);
-
- ret = pthread_create(&hd->thread, NULL, helper_thread_main, hd);
- if (ret) {
- log_err("Can't create helper thread: %s\n", strerror(ret));
- return 1;
- }
-
- helper_data = hd;
-
- dprint(FD_MUTEX, "wait on startup_mutex\n");
- fio_mutex_down(startup_mutex);
- dprint(FD_MUTEX, "done waiting on startup_mutex\n");
- return 0;
+ helper_thread_destroy();
}
int fio_backend(struct sk_out *sk_out)
set_genesis_time();
stat_init();
- create_helper_thread(sk_out);
+ helper_thread_create(startup_mutex, sk_out);
cgroup_list = smalloc(sizeof(*cgroup_list));
INIT_FLIST_HEAD(cgroup_list);
run_threads(sk_out);
- wait_for_helper_thread_exit();
+ helper_thread_exit();
if (!fio_abort) {
__show_run_stats();