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Reuse filled pattern
[fio.git]
/
fio.c
diff --git
a/fio.c
b/fio.c
index dfd15e0f5db1e943a9aec595454cf1f601e97fea..896f79774980758df43755d023cdcac5106fd128 100644
(file)
--- a/
fio.c
+++ b/
fio.c
@@
-39,6
+39,9
@@
#include "smalloc.h"
#include "verify.h"
#include "diskutil.h"
#include "smalloc.h"
#include "verify.h"
#include "diskutil.h"
+#include "cgroup.h"
+#include "profile.h"
+#include "lib/rand.h"
unsigned long page_mask;
unsigned long page_size;
unsigned long page_mask;
unsigned long page_size;
@@
-60,6
+63,8
@@
static volatile int fio_abort;
static int exit_value;
static struct itimerval itimer;
static pthread_t gtod_thread;
static int exit_value;
static struct itimerval itimer;
static pthread_t gtod_thread;
+static struct flist_head *cgroup_list;
+static char *cgroup_mnt;
struct io_log *agg_io_log[2];
struct io_log *agg_io_log[2];
@@
-131,23
+136,12
@@
static void sig_quit(int sig)
static void sig_int(int sig)
{
if (threads) {
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);
}
}
fflush(stdout);
terminate_threads(TERMINATE_ALL);
}
}
-static void sig_ill(int fio_unused sig)
-{
- if (!threads)
- return;
-
- 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;
static void set_sig_handlers(void)
{
struct sigaction act;
@@
-162,11
+156,6
@@
static void set_sig_handlers(void)
act.sa_flags = SA_RESTART;
sigaction(SIGINT, &act, NULL);
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;
memset(&act, 0, sizeof(act));
act.sa_handler = sig_quit;
act.sa_flags = SA_RESTART;
@@
-429,6
+418,8
@@
static void do_verify(struct thread_data *td)
int ret, min_events;
unsigned int i;
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.
/*
* sync io first and invalidate cache, to make sure we really
* read from disk.
@@
-536,7
+527,8
@@
sync_done:
*/
full = queue_full(td) || ret == FIO_Q_BUSY;
if (full || !td->o.iodepth_batch_complete) {
*/
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;
if (full && !min_events)
min_events = 1;
@@
-565,6
+557,8
@@
sync_done:
cleanup_pending_aio(td);
td_set_runstate(td, TD_RUNNING);
cleanup_pending_aio(td);
td_set_runstate(td, TD_RUNNING);
+
+ dprint(FD_VERIFY, "exiting loop\n");
}
/*
}
/*
@@
-581,7
+575,8
@@
static void do_io(struct thread_data *td)
else
td_set_runstate(td, TD_RUNNING);
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)) ||
+ ((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;
struct timeval comp_time;
unsigned long bytes_done[2] = { 0, 0 };
int min_evts = 0;
@@
-606,7
+601,8
@@
static void do_io(struct thread_data *td)
* Add verification end_io handler, if asked to verify
* a previously written file.
*/
* Add verification end_io handler, if asked to verify
* a previously written file.
*/
- if (td->o.verify != VERIFY_NONE && io_u->ddir == DDIR_READ) {
+ 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
if (td->o.verify_async)
io_u->end_io = verify_io_u_async;
else
@@
-686,7
+682,8
@@
sync_done:
*/
full = queue_full(td) || ret == FIO_Q_BUSY;
if (full || !td->o.iodepth_batch_complete) {
*/
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 (full && !min_evts)
min_evts = 1;
@@
-834,6
+831,13
@@
static int init_io_u(struct thread_data *td)
if (td_write(td) && !td->o.refill_buffers)
io_u_fill_buffer(td, io_u, max_bs);
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;
}
io_u->index = i;
@@
-1034,6
+1038,15
@@
static void *thread_main(void *data)
*/
fio_mutex_remove(td->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.
/*
* May alter parameters that init_io_u() will use, so we need to
* do this first.
@@
-1071,6
+1084,9
@@
static void *thread_main(void *data)
}
}
}
}
+ 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;
if (nice(td->o.nice) == -1) {
td_verror(td, errno, "nice");
goto err;
@@
-1168,6
+1184,13
@@
static void *thread_main(void *data)
} else
finish_log(td, td->ts.bw_log, "bw");
}
} 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,
if (td->ts.slat_log) {
if (td->o.lat_log_file) {
finish_log_named(td, td->ts.slat_log,
@@
-1191,11
+1214,16
@@
static void *thread_main(void *data)
err:
if (td->error)
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);
td->verror);
+
+ if (td->o.verify_async)
+ verify_async_exit(td);
+
close_and_free_files(td);
close_ioengine(td);
cleanup_io_u(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 (td->o.cpumask_set) {
int ret = fio_cpuset_exit(&td->o.cpumask);
@@
-1203,9
+1231,6
@@
err:
td_verror(td, ret, "fio_cpuset_exit");
}
td_verror(td, ret, "fio_cpuset_exit");
}
- if (td->o.verify_async)
- verify_async_exit(td);
-
/*
* do this very late, it will log file closing as well
*/
/*
* do this very late, it will log file closing as well
*/
@@
-1391,17
+1416,17
@@
static void run_threads(void)
return;
if (!terse_output) {
return;
if (!terse_output) {
-
printf
("Starting ");
+
log_info
("Starting ");
if (nr_thread)
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 ");
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" : "");
}
nr_process > 1 ? "es" : "");
}
-
printf
("\n");
+
log_info
("\n");
fflush(stdout);
}
fflush(stdout);
}
@@
-1610,6
+1635,7
@@
int main(int argc, char *argv[])
long ps;
sinit();
long ps;
sinit();
+ init_rand(&__fio_rand_state);
/*
* We need locale for number printing, if it isn't set then just
/*
* We need locale for number printing, if it isn't set then just
@@
-1632,6
+1658,9
@@
int main(int argc, char *argv[])
if (parse_options(argc, argv))
return 1;
if (parse_options(argc, argv))
return 1;
+ if (exec_profile && load_profile(exec_profile))
+ return 1;
+
if (!thread_number)
return 0;
if (!thread_number)
return 0;
@@
-1647,6
+1676,9
@@
int main(int argc, char *argv[])
status_timer_arm();
status_timer_arm();
+ cgroup_list = smalloc(sizeof(*cgroup_list));
+ INIT_FLIST_HEAD(cgroup_list);
+
run_threads();
if (!fio_abort) {
run_threads();
if (!fio_abort) {
@@
-1658,6
+1690,10
@@
int main(int argc, char *argv[])
}
}
}
}
+ cgroup_kill(cgroup_list);
+ sfree(cgroup_list);
+ sfree(cgroup_mnt);
+
fio_mutex_remove(startup_mutex);
fio_mutex_remove(writeout_mutex);
return exit_value;
fio_mutex_remove(startup_mutex);
fio_mutex_remove(writeout_mutex);
return exit_value;