int nr_thread = 0;
int shm_id = 0;
int temp_stall_ts;
+unsigned long done_secs = 0;
static struct fio_mutex *startup_mutex;
static volatile int fio_abort;
static int exit_value;
+static struct itimerval itimer;
struct io_log *agg_io_log[2];
if (td->runstate == runstate)
return;
- dprint(FD_PROCESS, "pid=%d: runstate %d -> %d\n", td->pid, td->runstate,
- runstate);
+ dprint(FD_PROCESS, "pid=%d: runstate %d -> %d\n", (int) td->pid,
+ td->runstate, runstate);
td->runstate = runstate;
}
for_each_td(td, i) {
if (group_id == TERMINATE_ALL || groupid == td->groupid) {
dprint(FD_PROCESS, "setting terminate on %s/%d\n",
- td->o.name, td->pid);
+ td->o.name, (int) td->pid);
td->terminate = 1;
td->o.start_delay = 0;
}
}
-static void sig_handler(int sig)
+static void status_timer_arm(void)
{
- switch (sig) {
- case SIGALRM:
+ itimer.it_value.tv_sec = 0;
+ itimer.it_value.tv_usec = DISK_UTIL_MSEC * 1000;
+ setitimer(ITIMER_REAL, &itimer, NULL);
+}
+
+static void sig_alrm(int sig)
+{
+ if (threads) {
update_io_ticks();
- disk_util_timer_arm();
print_thread_status();
- break;
- default:
+ status_timer_arm();
+ }
+}
+
+static void sig_int(int sig)
+{
+ if (threads) {
printf("\nfio: terminating on signal %d\n", sig);
fflush(stdout);
terminate_threads(TERMINATE_ALL);
- break;
}
}
+/*
+ * We need to rearm on BSD/solaris. Switch this to sigaction in the future...
+ */
+static void set_sig_handlers(void)
+{
+ struct sigaction act;
+
+ memset(&act, 0, sizeof(act));
+ act.sa_handler = sig_alrm;
+ act.sa_flags = SA_RESTART;
+ sigaction(SIGALRM, &act, NULL);
+
+ memset(&act, 0, sizeof(act));
+ act.sa_handler = sig_int;
+ act.sa_flags = SA_RESTART;
+ sigaction(SIGINT, &act, NULL);
+}
+
/*
* Check if we are above the minimum rate given.
*/
*/
min_events = 0;
if (queue_full(td) || ret == FIO_Q_BUSY) {
- min_events = 1;
-
- if (td->cur_depth > td->o.iodepth_low)
+ if (td->cur_depth >= td->o.iodepth_low)
min_events = td->cur_depth - td->o.iodepth_low;
+ if (!min_events)
+ min_events = 1;
}
/*
/*
* See if we need to complete some commands
*/
- if (ret == FIO_Q_QUEUED || ret == FIO_Q_BUSY) {
+ if (queue_full(td) || ret == FIO_Q_BUSY) {
min_evts = 0;
- if (queue_full(td) || ret == FIO_Q_BUSY) {
+ if (td->cur_depth >= td->o.iodepth_low)
+ min_evts = td->cur_depth - td->o.iodepth_low;
+ if (!min_evts)
min_evts = 1;
-
- if (td->cur_depth > td->o.iodepth_low)
- min_evts = td->cur_depth
- - td->o.iodepth_low;
- }
-
fio_gettime(&comp_time, NULL);
bytes_done = io_u_queued_complete(td, min_evts);
if (bytes_done < 0)
free_io_mem(td);
}
-/*
- * "randomly" fill the buffer contents
- */
-static void fill_io_buf(struct thread_data *td, struct io_u *io_u, int max_bs)
-{
- long *ptr = io_u->buf;
-
- if (!td->o.zero_buffers) {
- while ((void *) ptr - io_u->buf < max_bs) {
- *ptr = rand() * GOLDEN_RATIO_PRIME;
- ptr++;
- }
- } else
- memset(ptr, 0, max_bs);
-}
-
static int init_io_u(struct thread_data *td)
{
struct io_u *io_u;
if (!(td->io_ops->flags & FIO_NOIO)) {
io_u->buf = p + max_bs * i;
- if (td_write(td))
- fill_io_buf(td, io_u, max_bs);
+ if (td_write(td) && !td->o.refill_buffers)
+ io_u_fill_buffer(td, io_u, max_bs);
}
io_u->index = i;
td->pid = getpid();
- dprint(FD_PROCESS, "jobs pid=%d started\n", td->pid);
+ dprint(FD_PROCESS, "jobs pid=%d started\n", (int) td->pid);
INIT_LIST_HEAD(&td->io_u_freelist);
INIT_LIST_HEAD(&td->io_u_busylist);
err:
if (td->error)
- printf("fio: pid=%d, err=%d/%s\n", td->pid, td->error,
+ printf("fio: pid=%d, err=%d/%s\n", (int) td->pid, td->error,
td->verror);
close_and_free_files(td);
close_ioengine(td);
ret = waitpid(td->pid, &status, flags);
if (ret < 0) {
if (errno == ECHILD) {
- log_err("fio: pid=%d disappeared %d\n", td->pid,
- td->runstate);
+ log_err("fio: pid=%d disappeared %d\n",
+ (int) td->pid, td->runstate);
td_set_runstate(td, TD_REAPED);
goto reaped;
}
if (sig != SIGQUIT)
log_err("fio: pid=%d, got signal=%d\n",
- td->pid, sig);
+ (int) td->pid, sig);
td_set_runstate(td, TD_REAPED);
goto reaped;
}
if (td->error)
exit_value++;
+
+ done_secs += mtime_since_now(&td->epoch) / 1000;
}
if (*nr_running == cputhreads && !pending && realthreads)
fflush(stdout);
}
- signal(SIGINT, sig_handler);
- signal(SIGALRM, sig_handler);
+ set_sig_handlers();
todo = thread_number;
nr_running = 0;
if (setup_files(td)) {
exit_value++;
if (td->error)
- log_err("fio: pid=%d, err=%d/%s\n", td->pid,
- td->error, td->verror);
+ log_err("fio: pid=%d, err=%d/%s\n",
+ (int) td->pid, td->error, td->verror);
td_set_runstate(td, TD_REAPED);
todo--;
} else {
if (pthread_detach(td->thread) < 0)
perror("pthread_detach");
} else {
+ pid_t pid;
dprint(FD_PROCESS, "will fork\n");
- if (!fork()) {
+ pid = fork();
+ if (!pid) {
int ret = fork_main(shm_id, i);
- exit(ret);
- }
+ _exit(ret);
+ } else if (i == fio_debug_jobno)
+ *fio_debug_jobp = pid;
}
fio_mutex_down(startup_mutex);
}
set_genesis_time();
- disk_util_timer_arm();
+ status_timer_arm();
run_threads();