#include "lib/getrusage.h"
#include "idletime.h"
+static struct fio_mutex *stat_mutex;
+
void update_rusage_stat(struct thread_data *td)
{
struct thread_stat *ts = &td->ts;
/*
* Discard the error bits and apply the mask to find the
- * index for the buckets in the group
+ * index for the buckets in the group
*/
offset = (FIO_IO_U_PLAT_VAL - 1) & (val >> error_bits);
/* Make sure the index does not exceed (array size - 1) */
- idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1)?
+ idx = (base + offset) < (FIO_IO_U_PLAT_NR - 1) ?
(base + offset) : (FIO_IO_U_PLAT_NR - 1);
return idx;
/* MSB <= (FIO_IO_U_PLAT_BITS-1), cannot be rounded off. Use
* all bits of the sample as index */
- if (idx < (FIO_IO_U_PLAT_VAL << 1) )
+ if (idx < (FIO_IO_U_PLAT_VAL << 1))
return idx;
/* Find the group and compute the minimum value of that group */
- error_bits = (idx >> FIO_IO_U_PLAT_BITS) -1;
+ error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1;
base = 1 << (error_bits + FIO_IO_U_PLAT_BITS);
/* Find its bucket number of the group */
return cmp;
}
-static unsigned int calc_clat_percentiles(unsigned int *io_u_plat,
- unsigned long nr, fio_fp64_t *plist,
- unsigned int **output,
- unsigned int *maxv,
- unsigned int *minv)
+unsigned int calc_clat_percentiles(unsigned int *io_u_plat, unsigned long nr,
+ fio_fp64_t *plist, unsigned int **output,
+ unsigned int *maxv, unsigned int *minv)
{
unsigned long sum = 0;
unsigned int len, i, j = 0;
* isn't a worry. Also note that this does not work for NaN values.
*/
if (len > 1)
- qsort((void*)plist, len, sizeof(plist[0]), double_cmp);
+ qsort((void *)plist, len, sizeof(plist[0]), double_cmp);
/*
* Calculate bucket values, note down max and min values
free(ovals);
}
-static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max,
- double *mean, double *dev)
+int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max,
+ double *mean, double *dev)
{
- double n = is->samples;
+ double n = (double) is->samples;
- if (is->samples == 0)
+ if (n == 0)
return 0;
*min = is->min_val;
*max = is->max_val;
-
- n = (double) is->samples;
*mean = is->mean.u.f;
if (n > 1.0)
log_info("%s: io=%s, aggrb=%s/s, minb=%s/s, maxb=%s/s,"
" mint=%llumsec, maxt=%llumsec\n",
rs->unified_rw_rep ? " MIXED" : ddir_str[i],
- p1, p2, p3, p4, rs->min_run[i], rs->max_run[i]);
+ p1, p2, p3, p4,
+ (unsigned long long) rs->min_run[i],
+ (unsigned long long) rs->max_run[i]);
free(p1);
free(p2);
}
}
-#define ts_total_io_u(ts) \
- ((ts)->total_io_u[DDIR_READ] + (ts)->total_io_u[DDIR_WRITE] +\
- (ts)->total_io_u[DDIR_TRIM])
-
-static void stat_calc_dist(unsigned int *map, unsigned long total,
- double *io_u_dist)
+void stat_calc_dist(unsigned int *map, unsigned long total, double *io_u_dist)
{
int i;
static void stat_calc_lat(struct thread_stat *ts, double *dst,
unsigned int *src, int nr)
{
- unsigned long total = ts_total_io_u(ts);
+ unsigned long total = ddir_rw_sum(ts->total_io_u);
int i;
/*
}
}
-static void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
+void stat_calc_lat_u(struct thread_stat *ts, double *io_u_lat)
{
stat_calc_lat(ts, io_u_lat, ts->io_u_lat_u, FIO_IO_U_LAT_U_NR);
}
-static void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
+void stat_calc_lat_m(struct thread_stat *ts, double *io_u_lat)
{
stat_calc_lat(ts, io_u_lat, ts->io_u_lat_m, FIO_IO_U_LAT_M_NR);
}
-static int usec_to_msec(unsigned long *min, unsigned long *max, double *mean,
- double *dev)
+static void display_lat(const char *name, unsigned long min, unsigned long max,
+ double mean, double dev)
{
- if (*min > 1000 && *max > 1000 && *mean > 1000.0 && *dev > 1000.0) {
- *min /= 1000;
- *max /= 1000;
- *mean /= 1000.0;
- *dev /= 1000.0;
- return 0;
- }
+ const char *base = "(usec)";
+ char *minp, *maxp;
- return 1;
+ if (!usec_to_msec(&min, &max, &mean, &dev))
+ base = "(msec)";
+
+ minp = num2str(min, 6, 1, 0, 0);
+ maxp = num2str(max, 6, 1, 0, 0);
+
+ log_info(" %s %s: min=%s, max=%s, avg=%5.02f,"
+ " stdev=%5.02f\n", name, base, minp, maxp, mean, dev);
+
+ free(minp);
+ free(maxp);
}
static void show_ddir_status(struct group_run_stats *rs, struct thread_stat *ts,
log_info(" %s: io=%s, bw=%s/s, iops=%s, runt=%6llumsec\n",
rs->unified_rw_rep ? "mixed" : ddir_str[ddir],
- io_p, bw_p, iops_p, ts->runtime[ddir]);
+ io_p, bw_p, iops_p,
+ (unsigned long long) ts->runtime[ddir]);
free(io_p);
free(bw_p);
free(iops_p);
- if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev)) {
- const char *base = "(usec)";
- char *minp, *maxp;
-
- if (!usec_to_msec(&min, &max, &mean, &dev))
- base = "(msec)";
-
- minp = num2str(min, 6, 1, 0, 0);
- maxp = num2str(max, 6, 1, 0, 0);
-
- log_info(" slat %s: min=%s, max=%s, avg=%5.02f,"
- " stdev=%5.02f\n", base, minp, maxp, mean, dev);
-
- free(minp);
- free(maxp);
- }
- if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev)) {
- const char *base = "(usec)";
- char *minp, *maxp;
-
- if (!usec_to_msec(&min, &max, &mean, &dev))
- base = "(msec)";
-
- minp = num2str(min, 6, 1, 0, 0);
- maxp = num2str(max, 6, 1, 0, 0);
-
- log_info(" clat %s: min=%s, max=%s, avg=%5.02f,"
- " stdev=%5.02f\n", base, minp, maxp, mean, dev);
-
- free(minp);
- free(maxp);
- }
- if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev)) {
- const char *base = "(usec)";
- char *minp, *maxp;
-
- if (!usec_to_msec(&min, &max, &mean, &dev))
- base = "(msec)";
-
- minp = num2str(min, 6, 1, 0, 0);
- maxp = num2str(max, 6, 1, 0, 0);
-
- log_info(" lat %s: min=%s, max=%s, avg=%5.02f,"
- " stdev=%5.02f\n", base, minp, maxp, mean, dev);
+ if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
+ display_lat("slat", min, max, mean, dev);
+ if (calc_lat(&ts->clat_stat[ddir], &min, &max, &mean, &dev))
+ display_lat("clat", min, max, mean, dev);
+ if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
+ display_lat(" lat", min, max, mean, dev);
- free(minp);
- free(maxp);
- }
if (ts->clat_percentiles) {
show_clat_percentiles(ts->io_u_plat[ddir],
ts->clat_stat[ddir].samples,
}
if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
- const char *bw_str = "KB";
+ const char *bw_str = (rs->unit_base == 1 ? "Kbit" : "KB");
+
+ if (rs->unit_base == 1) {
+ min *= 8.0;
+ max *= 8.0;
+ mean *= 8.0;
+ dev *= 8.0;
+ }
if (rs->agg[ddir]) {
p_of_agg = mean * 100 / (double) rs->agg[ddir];
max /= fkb_base;
mean /= fkb_base;
dev /= fkb_base;
- bw_str = "MB";
+ bw_str = (rs->unit_base == 1 ? "Mbit" : "MB");
}
- log_info(" bw (%s/s) : min=%5lu, max=%5lu, per=%3.2f%%,"
+ log_info(" bw (%-4s/s): min=%5lu, max=%5lu, per=%3.2f%%,"
" avg=%5.02f, stdev=%5.02f\n", bw_str, min, max,
p_of_agg, mean, dev);
}
show_lat(io_u_lat_m, FIO_IO_U_LAT_M_NR, ranges, "msec");
}
-static void show_latencies(double *io_u_lat_u, double *io_u_lat_m)
+static void show_latencies(struct thread_stat *ts)
{
+ double io_u_lat_u[FIO_IO_U_LAT_U_NR];
+ double io_u_lat_m[FIO_IO_U_LAT_M_NR];
+
+ stat_calc_lat_u(ts, io_u_lat_u);
+ stat_calc_lat_m(ts, io_u_lat_m);
+
show_lat_u(io_u_lat_u);
show_lat_m(io_u_lat_m);
}
-void show_thread_status(struct thread_stat *ts, struct group_run_stats *rs)
+static void show_thread_status_normal(struct thread_stat *ts,
+ struct group_run_stats *rs)
{
double usr_cpu, sys_cpu;
unsigned long runtime;
double io_u_dist[FIO_IO_U_MAP_NR];
- double io_u_lat_u[FIO_IO_U_LAT_U_NR];
- double io_u_lat_m[FIO_IO_U_LAT_M_NR];
time_t time_p;
char time_buf[64];
if (ts->io_bytes[DDIR_TRIM])
show_ddir_status(rs, ts, DDIR_TRIM);
- stat_calc_lat_u(ts, io_u_lat_u);
- stat_calc_lat_m(ts, io_u_lat_m);
- show_latencies(io_u_lat_u, io_u_lat_m);
+ show_latencies(ts);
runtime = ts->total_run_time;
if (runtime) {
sys_cpu = 0;
}
- log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%lu, majf=%lu,"
- " minf=%lu\n", usr_cpu, sys_cpu, ts->ctx, ts->majf, ts->minf);
+ log_info(" cpu : usr=%3.2f%%, sys=%3.2f%%, ctx=%llu,"
+ " majf=%llu, minf=%llu\n", usr_cpu, sys_cpu,
+ (unsigned long long) ts->ctx,
+ (unsigned long long) ts->majf,
+ (unsigned long long) ts->minf);
- stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist);
+ stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
log_info(" IO depths : 1=%3.1f%%, 2=%3.1f%%, 4=%3.1f%%, 8=%3.1f%%,"
" 16=%3.1f%%, 32=%3.1f%%, >=64=%3.1f%%\n", io_u_dist[0],
io_u_dist[1], io_u_dist[2],
io_u_dist[1], io_u_dist[2],
io_u_dist[3], io_u_dist[4],
io_u_dist[5], io_u_dist[6]);
- log_info(" issued : total=r=%lu/w=%lu/d=%lu,"
- " short=r=%lu/w=%lu/d=%lu\n",
- ts->total_io_u[0], ts->total_io_u[1],
- ts->total_io_u[2],
- ts->short_io_u[0], ts->short_io_u[1],
- ts->short_io_u[2]);
+ log_info(" issued : total=r=%llu/w=%llu/d=%llu,"
+ " short=r=%llu/w=%llu/d=%llu\n",
+ (unsigned long long) ts->total_io_u[0],
+ (unsigned long long) ts->total_io_u[1],
+ (unsigned long long) ts->total_io_u[2],
+ (unsigned long long) ts->short_io_u[0],
+ (unsigned long long) ts->short_io_u[1],
+ (unsigned long long) ts->short_io_u[2]);
if (ts->continue_on_error) {
- log_info(" errors : total=%lu, first_error=%d/<%s>\n",
- ts->total_err_count,
+ log_info(" errors : total=%llu, first_error=%d/<%s>\n",
+ (unsigned long long)ts->total_err_count,
ts->first_error,
strerror(ts->first_error));
}
+ if (ts->latency_depth) {
+ log_info(" latency : target=%llu, window=%llu, percentile=%.2f%%, depth=%u\n",
+ (unsigned long long)ts->latency_target,
+ (unsigned long long)ts->latency_window,
+ ts->latency_percentile.u.f,
+ ts->latency_depth);
+ }
}
static void show_ddir_status_terse(struct thread_stat *ts,
iops = (1000 * (uint64_t) ts->total_io_u[ddir]) / runt;
}
- log_info(";%llu;%llu;%llu;%llu", ts->io_bytes[ddir] >> 10, bw, iops,
- ts->runtime[ddir]);
+ log_info(";%llu;%llu;%llu;%llu",
+ (unsigned long long) ts->io_bytes[ddir] >> 10, bw, iops,
+ (unsigned long long) ts->runtime[ddir]);
if (calc_lat(&ts->slat_stat[ddir], &min, &max, &mean, &dev))
log_info(";%lu;%lu;%f;%f", min, max, mean, dev);
}
json_object_add_value_int(dir_object, "bw_min", min);
json_object_add_value_int(dir_object, "bw_max", max);
- json_object_add_value_float(dir_object, "bw_agg", mean);
+ json_object_add_value_float(dir_object, "bw_agg", p_of_agg);
json_object_add_value_float(dir_object, "bw_mean", mean);
json_object_add_value_float(dir_object, "bw_dev", dev);
}
static void show_thread_status_terse_v2(struct thread_stat *ts,
- struct group_run_stats *rs)
+ struct group_run_stats *rs)
{
double io_u_dist[FIO_IO_U_MAP_NR];
double io_u_lat_u[FIO_IO_U_LAT_U_NR];
sys_cpu = 0;
}
- log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf,
- ts->minf);
+ log_info(";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
+ (unsigned long long) ts->ctx,
+ (unsigned long long) ts->majf,
+ (unsigned long long) ts->minf);
/* Calc % distribution of IO depths, usecond, msecond latency */
- stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist);
+ stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
stat_calc_lat_u(ts, io_u_lat_u);
stat_calc_lat_m(ts, io_u_lat_m);
log_info(";%3.2f%%", io_u_lat_m[i]);
/* Additional output if continue_on_error set - default off*/
if (ts->continue_on_error)
- log_info(";%lu;%d", ts->total_err_count, ts->first_error);
+ log_info(";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
log_info("\n");
/* Additional output if description is set */
- if (ts->description)
+ if (strlen(ts->description))
log_info(";%s", ts->description);
log_info("\n");
sys_cpu = 0;
}
- log_info(";%f%%;%f%%;%lu;%lu;%lu", usr_cpu, sys_cpu, ts->ctx, ts->majf,
- ts->minf);
+ log_info(";%f%%;%f%%;%llu;%llu;%llu", usr_cpu, sys_cpu,
+ (unsigned long long) ts->ctx,
+ (unsigned long long) ts->majf,
+ (unsigned long long) ts->minf);
/* Calc % distribution of IO depths, usecond, msecond latency */
- stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist);
+ stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
stat_calc_lat_u(ts, io_u_lat_u);
stat_calc_lat_m(ts, io_u_lat_m);
log_info(";%3.2f%%", io_u_lat_m[i]);
/* disk util stats, if any */
- show_disk_util(1, NULL);
+ if (is_backend)
+ show_disk_util(1, NULL);
/* Additional output if continue_on_error set - default off*/
if (ts->continue_on_error)
- log_info(";%lu;%d", ts->total_err_count, ts->first_error);
+ log_info(";%llu;%d", (unsigned long long) ts->total_err_count, ts->first_error);
/* Additional output if description is set */
if (strlen(ts->description))
/* Calc % distribution of IO depths, usecond, msecond latency */
- stat_calc_dist(ts->io_u_map, ts_total_io_u(ts), io_u_dist);
+ stat_calc_dist(ts->io_u_map, ddir_rw_sum(ts->total_io_u), io_u_dist);
stat_calc_lat_u(ts, io_u_lat_u);
stat_calc_lat_m(ts, io_u_lat_m);
/* Additional output if continue_on_error set - default off*/
if (ts->continue_on_error) {
json_object_add_value_int(root, "total_err", ts->total_err_count);
- json_object_add_value_int(root, "total_err", ts->first_error);
+ json_object_add_value_int(root, "first_error", ts->first_error);
+ }
+
+ if (ts->latency_depth) {
+ json_object_add_value_int(root, "latency_depth", ts->latency_depth);
+ json_object_add_value_int(root, "latency_target", ts->latency_target);
+ json_object_add_value_float(root, "latency_percentile", ts->latency_percentile.u.f);
+ json_object_add_value_int(root, "latency_window", ts->latency_window);
}
/* Additional output if description is set */
log_err("fio: bad terse version!? %d\n", terse_version);
}
+struct json_object *show_thread_status(struct thread_stat *ts,
+ struct group_run_stats *rs)
+{
+ if (output_format == FIO_OUTPUT_TERSE)
+ show_thread_status_terse(ts, rs);
+ else if (output_format == FIO_OUTPUT_JSON)
+ return show_thread_status_json(ts, rs);
+ else
+ show_thread_status_normal(ts, rs);
+ return NULL;
+}
+
static void sum_stat(struct io_stat *dst, struct io_stat *src, int nr)
{
double mean, S;
ts->groupid = -1;
}
-void show_run_stats(void)
+static void __show_run_stats(void)
{
struct group_run_stats *runstats, *rs;
struct thread_data *td;
/*
* These are per-group shared already
*/
- strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE);
+ strncpy(ts->name, td->o.name, FIO_JOBNAME_SIZE - 1);
if (td->o.description)
strncpy(ts->description, td->o.description,
- FIO_JOBNAME_SIZE);
+ FIO_JOBDESC_SIZE - 1);
else
- memset(ts->description, 0, FIO_JOBNAME_SIZE);
+ memset(ts->description, 0, FIO_JOBDESC_SIZE);
+ /*
+ * If multiple entries in this group, this is
+ * the first member.
+ */
+ ts->thread_number = td->thread_number;
ts->groupid = td->groupid;
/*
if (!td->error && td->o.continue_on_error &&
td->first_error) {
ts->error = td->first_error;
- strcpy(ts->verror, td->verror);
+ ts->verror[sizeof(ts->verror) - 1] = '\0';
+ strncpy(ts->verror, td->verror, sizeof(ts->verror) - 1);
} else if (td->error) {
ts->error = td->error;
- strcpy(ts->verror, td->verror);
+ ts->verror[sizeof(ts->verror) - 1] = '\0';
+ strncpy(ts->verror, td->verror, sizeof(ts->verror) - 1);
}
}
+ ts->latency_depth = td->latency_qd;
+ ts->latency_target = td->o.latency_target;
+ ts->latency_percentile = td->o.latency_percentile;
+ ts->latency_window = td->o.latency_window;
+
sum_thread_stats(ts, &td->ts, idx);
}
struct json_object *tmp = show_thread_status_json(ts, rs);
json_array_add_value_object(array, tmp);
} else
- show_thread_status(ts, rs);
+ show_thread_status_normal(ts, rs);
}
if (output_format == FIO_OUTPUT_JSON) {
/* disk util stats, if any */
show_idle_prof_stats(FIO_OUTPUT_NORMAL, NULL);
}
+ if ( !(output_format == FIO_OUTPUT_TERSE) && append_terse_output) {
+ log_info("\nAdditional Terse Output:\n");
+
+ for (i = 0; i < nr_ts; i++) {
+ ts = &threadstats[i];
+ rs = &runstats[ts->groupid];
+ show_thread_status_terse(ts, rs);
+ }
+ }
+
+ log_info_flush();
free(runstats);
free(threadstats);
}
-static void *__show_running_run_stats(void *arg)
+void show_run_stats(void)
+{
+ fio_mutex_down(stat_mutex);
+ __show_run_stats();
+ fio_mutex_up(stat_mutex);
+}
+
+static void *__show_running_run_stats(void fio_unused *arg)
{
struct thread_data *td;
unsigned long long *rt;
td->update_rusage = 0;
}
- show_run_stats();
+ __show_run_stats();
for_each_td(td, i) {
if (td_read(td) && td->io_bytes[DDIR_READ])
}
free(rt);
+ fio_mutex_up(stat_mutex);
return NULL;
}
{
pthread_t thread;
- pthread_create(&thread, NULL, __show_running_run_stats, NULL);
- pthread_detach(thread);
+ fio_mutex_down(stat_mutex);
+
+ if (!pthread_create(&thread, NULL, __show_running_run_stats, NULL)) {
+ int err;
+
+ err = pthread_detach(thread);
+ if (err)
+ log_err("fio: DU thread detach failed: %s\n", strerror(err));
+
+ return;
+ }
+
+ fio_mutex_up(stat_mutex);
+}
+
+static int status_interval_init;
+static struct timeval status_time;
+static int status_file_disabled;
+
+#define FIO_STATUS_FILE "fio-dump-status"
+
+static int check_status_file(void)
+{
+ struct stat sb;
+ const char *temp_dir;
+ char fio_status_file_path[PATH_MAX];
+
+ if (status_file_disabled)
+ return 0;
+
+ temp_dir = getenv("TMPDIR");
+ if (temp_dir == NULL) {
+ temp_dir = getenv("TEMP");
+ if (temp_dir && strlen(temp_dir) >= PATH_MAX)
+ temp_dir = NULL;
+ }
+ if (temp_dir == NULL)
+ temp_dir = "/tmp";
+
+ snprintf(fio_status_file_path, sizeof(fio_status_file_path), "%s/%s", temp_dir, FIO_STATUS_FILE);
+
+ if (stat(fio_status_file_path, &sb))
+ return 0;
+
+ if (unlink(fio_status_file_path) < 0) {
+ log_err("fio: failed to unlink %s: %s\n", fio_status_file_path,
+ strerror(errno));
+ log_err("fio: disabling status file updates\n");
+ status_file_disabled = 1;
+ }
+
+ return 1;
+}
+
+void check_for_running_stats(void)
+{
+ if (status_interval) {
+ if (!status_interval_init) {
+ fio_gettime(&status_time, NULL);
+ status_interval_init = 1;
+ } else if (mtime_since_now(&status_time) >= status_interval) {
+ show_running_run_stats();
+ fio_gettime(&status_time, NULL);
+ return;
+ }
+ }
+ if (check_status_file()) {
+ show_running_run_stats();
+ return;
+ }
}
static inline void add_stat_sample(struct io_stat *is, unsigned long data)
{
const int nr_samples = iolog->nr_samples;
+ if (iolog->disabled)
+ return;
+
if (!iolog->nr_samples)
iolog->avg_last = t;
if (iolog->nr_samples == iolog->max_samples) {
int new_size = sizeof(struct io_sample) * iolog->max_samples*2;
+ void *new_log;
- iolog->log = realloc(iolog->log, new_size);
+ new_log = realloc(iolog->log, new_size);
+ if (!new_log) {
+ log_err("fio: failed extending iolog! Will stop logging.\n");
+ iolog->disabled = 1;
+ return;
+ }
+ iolog->log = new_log;
iolog->max_samples <<= 1;
}
ios->mean.u.f = ios->S.u.f = 0;
}
+void reset_io_stats(struct thread_data *td)
+{
+ struct thread_stat *ts = &td->ts;
+ int i, j;
+
+ for (i = 0; i < DDIR_RWDIR_CNT; i++) {
+ reset_io_stat(&ts->clat_stat[i]);
+ reset_io_stat(&ts->slat_stat[i]);
+ reset_io_stat(&ts->lat_stat[i]);
+ reset_io_stat(&ts->bw_stat[i]);
+ reset_io_stat(&ts->iops_stat[i]);
+
+ ts->io_bytes[i] = 0;
+ ts->runtime[i] = 0;
+
+ for (j = 0; j < FIO_IO_U_PLAT_NR; j++)
+ ts->io_u_plat[i][j] = 0;
+ }
+
+ for (i = 0; i < FIO_IO_U_MAP_NR; i++) {
+ ts->io_u_map[i] = 0;
+ ts->io_u_submit[i] = 0;
+ ts->io_u_complete[i] = 0;
+ ts->io_u_lat_u[i] = 0;
+ ts->io_u_lat_m[i] = 0;
+ ts->total_submit = 0;
+ ts->total_complete = 0;
+ }
+
+ for (i = 0; i < 3; i++) {
+ ts->total_io_u[i] = 0;
+ ts->short_io_u[i] = 0;
+ }
+}
+
+static void _add_stat_to_log(struct io_log *iolog, unsigned long elapsed)
+{
+ /*
+ * Note an entry in the log. Use the mean from the logged samples,
+ * making sure to properly round up. Only write a log entry if we
+ * had actual samples done.
+ */
+ if (iolog->avg_window[DDIR_READ].samples) {
+ unsigned long mr;
+
+ mr = iolog->avg_window[DDIR_READ].mean.u.f + 0.50;
+ __add_log_sample(iolog, mr, DDIR_READ, 0, elapsed);
+ }
+ if (iolog->avg_window[DDIR_WRITE].samples) {
+ unsigned long mw;
+
+ mw = iolog->avg_window[DDIR_WRITE].mean.u.f + 0.50;
+ __add_log_sample(iolog, mw, DDIR_WRITE, 0, elapsed);
+ }
+ if (iolog->avg_window[DDIR_TRIM].samples) {
+ unsigned long mw;
+
+ mw = iolog->avg_window[DDIR_TRIM].mean.u.f + 0.50;
+ __add_log_sample(iolog, mw, DDIR_TRIM, 0, elapsed);
+ }
+
+ reset_io_stat(&iolog->avg_window[DDIR_READ]);
+ reset_io_stat(&iolog->avg_window[DDIR_WRITE]);
+ reset_io_stat(&iolog->avg_window[DDIR_TRIM]);
+}
+
static void add_log_sample(struct thread_data *td, struct io_log *iolog,
unsigned long val, enum fio_ddir ddir,
unsigned int bs)
if (this_window < iolog->avg_msec)
return;
- /*
- * Note an entry in the log. Use the mean from the logged samples,
- * making sure to properly round up. Only write a log entry if we
- * had actual samples done.
- */
- if (iolog->avg_window[DDIR_READ].samples) {
- unsigned long mr;
+ _add_stat_to_log(iolog, elapsed);
- mr = iolog->avg_window[DDIR_READ].mean.u.f + 0.50;
- __add_log_sample(iolog, mr, DDIR_READ, 0, elapsed);
- }
- if (iolog->avg_window[DDIR_WRITE].samples) {
- unsigned long mw;
-
- mw = iolog->avg_window[DDIR_WRITE].mean.u.f + 0.50;
- __add_log_sample(iolog, mw, DDIR_WRITE, 0, elapsed);
- }
- if (iolog->avg_window[DDIR_TRIM].samples) {
- unsigned long mw;
+ iolog->avg_last = elapsed;
+}
- mw = iolog->avg_window[DDIR_TRIM].mean.u.f + 0.50;
- __add_log_sample(iolog, mw, DDIR_TRIM, 0, elapsed);
- }
+void finalize_logs(struct thread_data *td)
+{
+ unsigned long elapsed;
+ elapsed = mtime_since_now(&td->epoch);
- reset_io_stat(&iolog->avg_window[DDIR_READ]);
- reset_io_stat(&iolog->avg_window[DDIR_WRITE]);
- reset_io_stat(&iolog->avg_window[DDIR_TRIM]);
- iolog->avg_last = elapsed;
+ if (td->clat_log)
+ _add_stat_to_log(td->clat_log, elapsed);
+ if (td->slat_log)
+ _add_stat_to_log(td->slat_log, elapsed);
+ if (td->lat_log)
+ _add_stat_to_log(td->lat_log, elapsed);
+ if (td->bw_log)
+ _add_stat_to_log(td->bw_log, elapsed);
+ if (td->iops_log)
+ _add_stat_to_log(td->iops_log, elapsed);
}
void add_agg_sample(unsigned long val, enum fio_ddir ddir, unsigned int bs)
if (!delta)
continue; /* No entries for interval */
- rate = delta * 1000 / spent / 1024;
+ if (spent)
+ rate = delta * 1000 / spent / 1024;
+ else
+ rate = 0;
+
add_stat_sample(&ts->bw_stat[ddir], rate);
if (td->bw_log)
fio_gettime(&td->bw_sample_time, NULL);
}
-void add_iops_sample(struct thread_data *td, enum fio_ddir ddir,
+void add_iops_sample(struct thread_data *td, enum fio_ddir ddir, unsigned int bs,
struct timeval *t)
{
struct thread_stat *ts = &td->ts;
if (!delta)
continue; /* No entries for interval */
- iops = (delta * 1000) / spent;
+ if (spent)
+ iops = (delta * 1000) / spent;
+ else
+ iops = 0;
+
add_stat_sample(&ts->iops_stat[ddir], iops);
if (td->iops_log)
- add_log_sample(td, td->iops_log, iops, ddir, 0);
+ add_log_sample(td, td->iops_log, iops, ddir, bs);
td->stat_io_blocks[ddir] = td->this_io_blocks[ddir];
}
fio_gettime(&td->iops_sample_time, NULL);
}
+
+void stat_init(void)
+{
+ stat_mutex = fio_mutex_init(FIO_MUTEX_UNLOCKED);
+}
+
+void stat_exit(void)
+{
+ /*
+ * When we have the mutex, we know out-of-band access to it
+ * have ended.
+ */
+ fio_mutex_down(stat_mutex);
+ fio_mutex_remove(stat_mutex);
+}