#include <time.h>
#include <locale.h>
#include <assert.h>
+#include <time.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <sys/ipc.h>
#include "hash.h"
#include "smalloc.h"
#include "verify.h"
+#include "trim.h"
#include "diskutil.h"
+#include "cgroup.h"
+#include "profile.h"
+#include "lib/rand.h"
unsigned long page_mask;
unsigned long page_size;
-#define ALIGN(buf) \
+
+#define PAGE_ALIGN(buf) \
(char *) (((unsigned long) (buf) + page_mask) & ~page_mask)
int groupid = 0;
static struct fio_mutex *writeout_mutex;
static volatile int fio_abort;
static int exit_value;
-static struct itimerval itimer;
+static timer_t ival_timer;
static pthread_t gtod_thread;
+static struct flist_head *cgroup_list;
+static char *cgroup_mnt;
struct io_log *agg_io_log[2];
* if the thread is running, just let it exit
*/
if (td->runstate < TD_RUNNING)
- kill(td->pid, SIGQUIT);
+ kill(td->pid, SIGTERM);
else {
struct ioengine_ops *ops = td->io_ops;
- if (ops && (ops->flags & FIO_SIGQUIT))
- kill(td->pid, SIGQUIT);
+ if (ops && (ops->flags & FIO_SIGTERM))
+ kill(td->pid, SIGTERM);
}
}
}
static void status_timer_arm(void)
{
- itimer.it_value.tv_sec = 0;
- itimer.it_value.tv_usec = DISK_UTIL_MSEC * 1000;
- setitimer(ITIMER_REAL, &itimer, NULL);
+ struct itimerspec value;
+
+ value.it_value.tv_sec = 0;
+ value.it_value.tv_nsec = DISK_UTIL_MSEC * 1000000;
+ value.it_interval.tv_sec = 0;
+ value.it_interval.tv_nsec = DISK_UTIL_MSEC * 1000000;
+
+ timer_settime(ival_timer, 0, &value, NULL);
}
-static void sig_alrm(int fio_unused sig)
+static void ival_fn(union sigval sig)
{
if (threads) {
update_io_ticks();
print_thread_status();
- status_timer_arm();
}
}
static void sig_int(int sig)
{
if (threads) {
- printf("\nfio: terminating on signal %d\n", sig);
+ log_info("\nfio: terminating on signal %d\n", sig);
fflush(stdout);
terminate_threads(TERMINATE_ALL);
}
}
-static void sig_ill(int fio_unused sig)
+static void posix_timer_teardown(void)
{
- if (!threads)
- return;
+ timer_delete(ival_timer);
+}
+
+static void posix_timer_setup(void)
+{
+ struct sigevent evt;
+
+ memset(&evt, 0, sizeof(evt));
+ evt.sigev_notify = SIGEV_THREAD;
+ evt.sigev_notify_function = ival_fn;
+
+#ifndef __CYGWIN__
+ if (timer_create(CLOCK_MONOTONIC, &evt, &ival_timer) < 0)
+ perror("timer_create");
+#else /* Windows (and thus Cygwin) doesn't have a monotonic clock */
+ if (timer_create(CLOCK_REALTIME, &evt, &ival_timer) < 0)
+ perror("timer_create");
+#endif
- log_err("fio: illegal instruction. your cpu does not support "
- "the sse4.2 instruction for crc32c\n");
- terminate_threads(TERMINATE_ALL);
- exit(4);
}
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);
- memset(&act, 0, sizeof(act));
- act.sa_handler = sig_ill;
- act.sa_flags = SA_RESTART;
- sigaction(SIGILL, &act, NULL);
-
memset(&act, 0, sizeof(act));
act.sa_handler = sig_quit;
act.sa_flags = SA_RESTART;
- sigaction(SIGQUIT, &act, NULL);
+ sigaction(SIGTERM, &act, NULL);
}
/*
unsigned int rate_iops = 0;
unsigned int rate_iops_min = 0;
+ assert(ddir_rw(ddir));
+
if (!td->o.ratemin[ddir] && !td->o.rate_iops_min[ddir])
return 0;
if (rate < ratemin ||
bytes < td->rate_bytes[ddir]) {
log_err("%s: min rate %u not met, got"
- " %luKiB/sec\n", td->o.name,
+ " %luKB/sec\n", td->o.name,
ratemin, rate);
return 1;
}
fio_gettime(&td->tv_cache, NULL);
}
+static int break_on_this_error(struct thread_data *td, int *retptr)
+{
+ int ret = *retptr;
+
+ if (ret < 0 || td->error) {
+ int err;
+
+ if (!td->o.continue_on_error)
+ return 1;
+
+ if (ret < 0)
+ err = -ret;
+ else
+ err = td->error;
+
+ if (td_non_fatal_error(err)) {
+ /*
+ * Continue with the I/Os in case of
+ * a non fatal error.
+ */
+ update_error_count(td, err);
+ td_clear_error(td);
+ *retptr = 0;
+ return 0;
+ } else if (td->o.fill_device && err == ENOSPC) {
+ /*
+ * We expect to hit this error if
+ * fill_device option is set.
+ */
+ td_clear_error(td);
+ td->terminate = 1;
+ return 1;
+ } else {
+ /*
+ * Stop the I/O in case of a fatal
+ * error.
+ */
+ update_error_count(td, err);
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
/*
* The main verify engine. Runs over the writes we previously submitted,
* reads the blocks back in, and checks the crc/md5 of the data.
int ret, min_events;
unsigned int i;
+ dprint(FD_VERIFY, "starting loop\n");
+
/*
* sync io first and invalidate cache, to make sure we really
* read from disk.
while (!td->terminate) {
int ret2, full;
- io_u = __get_io_u(td);
- if (!io_u)
- break;
-
update_tv_cache(td);
if (runtime_exceeded(td, &td->tv_cache)) {
- put_io_u(td, io_u);
td->terminate = 1;
break;
}
+ io_u = __get_io_u(td);
+ if (!io_u)
+ break;
+
if (get_next_verify(td, io_u)) {
put_io_u(td, io_u);
break;
break;
}
- io_u->end_io = verify_io_u;
+ if (td->o.verify_async)
+ io_u->end_io = verify_io_u_async;
+ else
+ io_u->end_io = verify_io_u;
ret = td_io_queue(td, io_u);
switch (ret) {
case FIO_Q_COMPLETED:
- if (io_u->error)
+ if (io_u->error) {
ret = -io_u->error;
- else if (io_u->resid) {
+ clear_io_u(td, io_u);
+ } else if (io_u->resid) {
int bytes = io_u->xfer_buflen - io_u->resid;
struct fio_file *f = io_u->file;
io_u->xfer_buf += bytes;
io_u->offset += bytes;
- td->ts.short_io_u[io_u->ddir]++;
+ if (ddir_rw(io_u->ddir))
+ td->ts.short_io_u[io_u->ddir]++;
if (io_u->offset == f->real_file_size)
goto sync_done;
break;
}
- if (ret < 0 || td->error)
+ if (break_on_this_error(td, &ret))
break;
/*
*/
full = queue_full(td) || ret == FIO_Q_BUSY;
if (full || !td->o.iodepth_batch_complete) {
- min_events = td->o.iodepth_batch_complete;
+ min_events = min(td->o.iodepth_batch_complete,
+ td->cur_depth);
if (full && !min_events)
min_events = 1;
cleanup_pending_aio(td);
td_set_runstate(td, TD_RUNNING);
+
+ dprint(FD_VERIFY, "exiting loop\n");
}
/*
else
td_set_runstate(td, TD_RUNNING);
- while ((td->this_io_bytes[0] + td->this_io_bytes[1]) < td->o.size) {
+ while ( (td->o.read_iolog_file && !flist_empty(&td->io_log_list)) ||
+ (!flist_empty(&td->trim_list)) ||
+ ((td->this_io_bytes[0] + td->this_io_bytes[1]) < td->o.size) ) {
struct timeval comp_time;
unsigned long bytes_done[2] = { 0, 0 };
int min_evts = 0;
if (td->terminate)
break;
- io_u = get_io_u(td);
- if (!io_u)
- break;
-
update_tv_cache(td);
if (runtime_exceeded(td, &td->tv_cache)) {
- put_io_u(td, io_u);
td->terminate = 1;
break;
}
+ io_u = get_io_u(td);
+ if (!io_u)
+ break;
+
/*
* Add verification end_io handler, if asked to verify
* a previously written file.
*/
- if (td->o.verify != VERIFY_NONE && io_u->ddir == DDIR_READ) {
- io_u->end_io = verify_io_u;
+ if (td->o.verify != VERIFY_NONE && io_u->ddir == DDIR_READ &&
+ !td_rw(td)) {
+ if (td->o.verify_async)
+ io_u->end_io = verify_io_u_async;
+ else
+ io_u->end_io = verify_io_u;
td_set_runstate(td, TD_VERIFYING);
} else if (in_ramp_time(td))
td_set_runstate(td, TD_RAMP);
ret = td_io_queue(td, io_u);
switch (ret) {
case FIO_Q_COMPLETED:
- if (io_u->error)
+ if (io_u->error) {
ret = -io_u->error;
- else if (io_u->resid) {
+ clear_io_u(td, io_u);
+ } else if (io_u->resid) {
int bytes = io_u->xfer_buflen - io_u->resid;
struct fio_file *f = io_u->file;
io_u->xfer_buf += bytes;
io_u->offset += bytes;
- td->ts.short_io_u[io_u->ddir]++;
+ if (ddir_rw(io_u->ddir))
+ td->ts.short_io_u[io_u->ddir]++;
if (io_u->offset == f->real_file_size)
goto sync_done;
break;
}
- if (ret < 0 || td->error)
+ if (break_on_this_error(td, &ret))
break;
/*
*/
full = queue_full(td) || ret == FIO_Q_BUSY;
if (full || !td->o.iodepth_batch_complete) {
- min_evts = td->o.iodepth_batch_complete;
+ min_evts = min(td->o.iodepth_batch_complete,
+ td->cur_depth);
if (full && !min_evts)
min_evts = 1;
}
}
+ if (td->trim_entries)
+ printf("trim entries %ld\n", td->trim_entries);
+
if (td->o.fill_device && td->error == ENOSPC) {
td->error = 0;
td->terminate = 1;
if (allocate_io_mem(td))
return 1;
- if (td->o.odirect)
- p = ALIGN(td->orig_buffer);
+ if (td->o.odirect || td->o.mem_align ||
+ (td->io_ops->flags & FIO_RAWIO))
+ p = PAGE_ALIGN(td->orig_buffer) + td->o.mem_align;
else
p = td->orig_buffer;
io_u = ptr;
memset(io_u, 0, sizeof(*io_u));
INIT_FLIST_HEAD(&io_u->list);
+ dprint(FD_MEM, "io_u alloc %p, index %u\n", io_u, i);
if (!(td->io_ops->flags & FIO_NOIO)) {
io_u->buf = p + max_bs * i;
+ dprint(FD_MEM, "io_u %p, mem %p\n", io_u, io_u->buf);
if (td_write(td) && !td->o.refill_buffers)
io_u_fill_buffer(td, io_u, max_bs);
+ else if (td_write(td) && td->o.verify_pattern_bytes) {
+ /*
+ * Fill the buffer with the pattern if we are
+ * going to be doing writes.
+ */
+ fill_pattern(td, io_u->buf, max_bs, io_u);
+ }
}
io_u->index = i;
}
fio_gettime(&tv, NULL);
+ td->ts.runtime[0] = 0;
+ td->ts.runtime[1] = 0;
memcpy(&td->epoch, &tv, sizeof(tv));
memcpy(&td->start, &tv, sizeof(tv));
}
*/
static void *thread_main(void *data)
{
- unsigned long long runtime[2], elapsed;
+ unsigned long long elapsed;
struct thread_data *td = data;
+ pthread_condattr_t attr;
int clear_state;
if (!td->o.use_thread)
INIT_FLIST_HEAD(&td->io_u_requeues);
INIT_FLIST_HEAD(&td->io_log_list);
INIT_FLIST_HEAD(&td->io_hist_list);
+ INIT_FLIST_HEAD(&td->verify_list);
+ INIT_FLIST_HEAD(&td->trim_list);
+ pthread_mutex_init(&td->io_u_lock, NULL);
td->io_hist_tree = RB_ROOT;
+ pthread_condattr_init(&attr);
+ pthread_cond_init(&td->verify_cond, &attr);
+ pthread_cond_init(&td->free_cond, &attr);
+
td_set_runstate(td, TD_INITIALIZED);
dprint(FD_MUTEX, "up startup_mutex\n");
fio_mutex_up(startup_mutex);
*/
fio_mutex_remove(td->mutex);
+ if (td->o.uid != -1U && setuid(td->o.uid)) {
+ td_verror(td, errno, "setuid");
+ goto err;
+ }
+ if (td->o.gid != -1U && setgid(td->o.gid)) {
+ td_verror(td, errno, "setgid");
+ goto err;
+ }
+
/*
* May alter parameters that init_io_u() will use, so we need to
* do this first.
if (init_io_u(td))
goto err;
- if (td->o.cpumask_set && fio_setaffinity(td) == -1) {
+ if (td->o.verify_async && verify_async_init(td))
+ goto err;
+
+ if (td->o.cpumask_set && fio_setaffinity(td->pid, td->o.cpumask) == -1) {
td_verror(td, errno, "cpu_set_affinity");
goto err;
}
*/
if (td->o.gtod_cpu) {
fio_cpu_clear(&td->o.cpumask, td->o.gtod_cpu);
- if (fio_setaffinity(td) == -1) {
+ if (fio_setaffinity(td->pid, td->o.cpumask) == -1) {
td_verror(td, errno, "cpu_set_affinity");
goto err;
}
}
}
+ if (td->o.cgroup_weight && cgroup_setup(td, cgroup_list, &cgroup_mnt))
+ goto err;
+
if (nice(td->o.nice) == -1) {
td_verror(td, errno, "nice");
goto err;
fio_gettime(&td->epoch, NULL);
getrusage(RUSAGE_SELF, &td->ts.ru_start);
- runtime[0] = runtime[1] = 0;
clear_state = 0;
while (keep_running(td)) {
fio_gettime(&td->start, NULL);
- memcpy(&td->ts.stat_sample_time, &td->start, sizeof(td->start));
+ memcpy(&td->ts.stat_sample_time[0], &td->start,
+ sizeof(td->start));
+ memcpy(&td->ts.stat_sample_time[1], &td->start,
+ sizeof(td->start));
memcpy(&td->tv_cache, &td->start, sizeof(td->start));
if (td->o.ratemin[0] || td->o.ratemin[1])
if (td_read(td) && td->io_bytes[DDIR_READ]) {
elapsed = utime_since_now(&td->start);
- runtime[DDIR_READ] += elapsed;
+ td->ts.runtime[DDIR_READ] += elapsed;
}
if (td_write(td) && td->io_bytes[DDIR_WRITE]) {
elapsed = utime_since_now(&td->start);
- runtime[DDIR_WRITE] += elapsed;
+ td->ts.runtime[DDIR_WRITE] += elapsed;
}
if (td->error || td->terminate)
do_verify(td);
- runtime[DDIR_READ] += utime_since_now(&td->start);
+ td->ts.runtime[DDIR_READ] += utime_since_now(&td->start);
if (td->error || td->terminate)
break;
}
update_rusage_stat(td);
- td->ts.runtime[0] = (runtime[0] + 999) / 1000;
- td->ts.runtime[1] = (runtime[1] + 999) / 1000;
+ td->ts.runtime[0] = (td->ts.runtime[0] + 999) / 1000;
+ td->ts.runtime[1] = (td->ts.runtime[1] + 999) / 1000;
td->ts.total_run_time = mtime_since_now(&td->epoch);
td->ts.io_bytes[0] = td->io_bytes[0];
td->ts.io_bytes[1] = td->io_bytes[1];
} else
finish_log(td, td->ts.bw_log, "bw");
}
+ if (td->ts.lat_log) {
+ if (td->o.lat_log_file) {
+ finish_log_named(td, td->ts.lat_log,
+ td->o.lat_log_file, "lat");
+ } else
+ finish_log(td, td->ts.lat_log, "lat");
+ }
if (td->ts.slat_log) {
if (td->o.lat_log_file) {
finish_log_named(td, td->ts.slat_log,
err:
if (td->error)
- printf("fio: pid=%d, err=%d/%s\n", (int) td->pid, td->error,
+ log_info("fio: pid=%d, err=%d/%s\n", (int) td->pid, td->error,
td->verror);
+
+ if (td->o.verify_async)
+ verify_async_exit(td);
+
close_and_free_files(td);
close_ioengine(td);
cleanup_io_u(td);
+ cgroup_shutdown(td, &cgroup_mnt);
if (td->o.cpumask_set) {
int ret = fio_cpuset_exit(&td->o.cpumask);
if (WIFSIGNALED(status)) {
int sig = WTERMSIG(status);
- if (sig != SIGQUIT)
+ if (sig != SIGTERM)
log_err("fio: pid=%d, got signal=%d\n",
(int) td->pid, sig);
td_set_runstate(td, TD_REAPED);
static int fio_start_gtod_thread(void)
{
+ pthread_attr_t attr;
int ret;
- ret = pthread_create(>od_thread, NULL, gtod_thread_main, NULL);
+ pthread_attr_init(&attr);
+ pthread_attr_setstacksize(&attr, PTHREAD_STACK_MIN);
+ ret = pthread_create(>od_thread, &attr, gtod_thread_main, NULL);
+ pthread_attr_destroy(&attr);
if (ret) {
log_err("Can't create gtod thread: %s\n", strerror(ret));
return 1;
return;
if (!terse_output) {
- printf("Starting ");
+ log_info("Starting ");
if (nr_thread)
- printf("%d thread%s", nr_thread,
+ log_info("%d thread%s", nr_thread,
nr_thread > 1 ? "s" : "");
if (nr_process) {
if (nr_thread)
printf(" and ");
- printf("%d process%s", nr_process,
+ log_info("%d process%s", nr_process,
nr_process > 1 ? "es" : "");
}
- printf("\n");
+ log_info("\n");
fflush(stdout);
}
for_each_file(td, f, i) {
if (fio_file_open(f))
td_io_close_file(td, f);
- else
- assert(f->fd == -1);
}
}
*fio_debug_jobp = pid;
}
dprint(FD_MUTEX, "wait on startup_mutex\n");
- fio_mutex_down(startup_mutex);
+ if (fio_mutex_down_timeout(startup_mutex, 10)) {
+ log_err("fio: job startup hung? exiting.\n");
+ terminate_threads(TERMINATE_ALL);
+ fio_abort = 1;
+ nr_started--;
+ break;
+ }
dprint(FD_MUTEX, "done waiting on startup_mutex\n");
}
long ps;
sinit();
+ init_rand(&__fio_rand_state);
/*
* We need locale for number printing, if it isn't set then just
if (!getenv("LC_NUMERIC"))
setlocale(LC_NUMERIC, "en_US");
- if (parse_options(argc, argv))
- return 1;
-
- if (!thread_number)
- return 0;
-
ps = sysconf(_SC_PAGESIZE);
if (ps < 0) {
log_err("Failed to get page size\n");
page_size = ps;
page_mask = ps - 1;
+ fio_keywords_init();
+
+ if (parse_options(argc, argv))
+ return 1;
+
+ if (exec_profile && load_profile(exec_profile))
+ return 1;
+
+ if (!thread_number)
+ return 0;
+
if (write_bw_log) {
setup_log(&agg_io_log[DDIR_READ]);
setup_log(&agg_io_log[DDIR_WRITE]);
}
startup_mutex = fio_mutex_init(0);
+ if (startup_mutex == NULL)
+ return 1;
writeout_mutex = fio_mutex_init(1);
+ if (writeout_mutex == NULL)
+ return 1;
set_genesis_time();
+ posix_timer_setup();
status_timer_arm();
+ cgroup_list = smalloc(sizeof(*cgroup_list));
+ INIT_FLIST_HEAD(cgroup_list);
+
run_threads();
if (!fio_abort) {
}
}
+ cgroup_kill(cgroup_list);
+ sfree(cgroup_list);
+ sfree(cgroup_mnt);
+
+ posix_timer_teardown();
fio_mutex_remove(startup_mutex);
fio_mutex_remove(writeout_mutex);
return exit_value;
projects / fio.git / blobdiff