*/
static unsigned long long plat_idx_to_val(unsigned int idx)
{
- unsigned int error_bits, k, base;
+ unsigned int error_bits;
+ unsigned long long k, base;
assert(idx < FIO_IO_U_PLAT_NR);
/* Find the group and compute the minimum value of that group */
error_bits = (idx >> FIO_IO_U_PLAT_BITS) - 1;
- base = 1 << (error_bits + FIO_IO_U_PLAT_BITS);
+ base = ((unsigned long long) 1) << (error_bits + FIO_IO_U_PLAT_BITS);
/* Find its bucket number of the group */
k = idx % FIO_IO_U_PLAT_VAL;
return cmp;
}
-unsigned int calc_clat_percentiles(unsigned int *io_u_plat, unsigned long nr,
+unsigned int calc_clat_percentiles(unsigned int *io_u_plat, unsigned long long nr,
fio_fp64_t *plist, unsigned long long **output,
unsigned long long *maxv, unsigned long long *minv)
{
- unsigned long sum = 0;
+ unsigned long long sum = 0;
unsigned int len, i, j = 0;
unsigned int oval_len = 0;
unsigned long long *ovals = NULL;
- int is_last;
+ bool is_last;
*minv = -1ULL;
*maxv = 0;
/*
* Calculate bucket values, note down max and min values
*/
- is_last = 0;
+ is_last = false;
for (i = 0; i < FIO_IO_U_PLAT_NR && !is_last; i++) {
sum += io_u_plat[i];
while (sum >= (plist[j].u.f / 100.0 * nr)) {
if (ovals[j] > *maxv)
*maxv = ovals[j];
- is_last = (j == len - 1);
+ is_last = (j == len - 1) != 0;
if (is_last)
break;
/*
* Find and display the p-th percentile of clat
*/
-static void show_clat_percentiles(unsigned int *io_u_plat, unsigned long nr,
+static void show_clat_percentiles(unsigned int *io_u_plat, unsigned long long nr,
fio_fp64_t *plist, unsigned int precision,
- struct buf_output *out)
+ bool is_clat, struct buf_output *out)
{
unsigned int divisor, len, i, j = 0;
unsigned long long minv, maxv;
unsigned long long *ovals;
- int is_last, per_line, scale_down, time_width;
+ int per_line, scale_down, time_width;
+ const char *pre = is_clat ? "clat" : " lat";
+ bool is_last;
char fmt[32];
len = calc_clat_percentiles(io_u_plat, nr, plist, &ovals, &maxv, &minv);
if (minv > 2000000 && maxv > 99999999ULL) {
scale_down = 2;
divisor = 1000000;
- log_buf(out, " clat percentiles (msec):\n |");
+ log_buf(out, " %s percentiles (msec):\n |", pre);
} else if (minv > 2000 && maxv > 99999) {
scale_down = 1;
divisor = 1000;
- log_buf(out, " clat percentiles (usec):\n |");
+ log_buf(out, " %s percentiles (usec):\n |", pre);
} else {
scale_down = 0;
divisor = 1;
- log_buf(out, " clat percentiles (nsec):\n |");
+ log_buf(out, " %s percentiles (nsec):\n |", pre);
}
log_buf(out, " |");
/* end of the list */
- is_last = (j == len - 1);
+ is_last = (j == len - 1) != 0;
for (i = 0; i < scale_down; i++)
ovals[j] = (ovals[j] + 999) / 1000;
if (!rs->max_run[i])
continue;
- io = num2str(rs->iobytes[i], 4, 1, i2p, N2S_BYTE);
- ioalt = num2str(rs->iobytes[i], 4, 1, !i2p, N2S_BYTE);
- agg = num2str(rs->agg[i], 4, 1, i2p, rs->unit_base);
- aggalt = num2str(rs->agg[i], 4, 1, !i2p, rs->unit_base);
- min = num2str(rs->min_bw[i], 4, 1, i2p, rs->unit_base);
- minalt = num2str(rs->min_bw[i], 4, 1, !i2p, rs->unit_base);
- max = num2str(rs->max_bw[i], 4, 1, i2p, rs->unit_base);
- maxalt = num2str(rs->max_bw[i], 4, 1, !i2p, rs->unit_base);
+ io = num2str(rs->iobytes[i], rs->sig_figs, 1, i2p, N2S_BYTE);
+ ioalt = num2str(rs->iobytes[i], rs->sig_figs, 1, !i2p, N2S_BYTE);
+ agg = num2str(rs->agg[i], rs->sig_figs, 1, i2p, rs->unit_base);
+ aggalt = num2str(rs->agg[i], rs->sig_figs, 1, !i2p, rs->unit_base);
+ min = num2str(rs->min_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
+ minalt = num2str(rs->min_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
+ max = num2str(rs->max_bw[i], rs->sig_figs, 1, i2p, rs->unit_base);
+ maxalt = num2str(rs->max_bw[i], rs->sig_figs, 1, !i2p, rs->unit_base);
log_buf(out, "%s: bw=%s (%s), %s-%s (%s-%s), io=%s (%s), run=%llu-%llumsec\n",
rs->unified_rw_rep ? " MIXED" : str[i],
agg, aggalt, min, max, minalt, maxalt, io, ioalt,
runt = ts->runtime[ddir];
bw = (1000 * ts->io_bytes[ddir]) / runt;
- io_p = num2str(ts->io_bytes[ddir], 4, 1, i2p, N2S_BYTE);
- bw_p = num2str(bw, 4, 1, i2p, ts->unit_base);
- bw_p_alt = num2str(bw, 4, 1, !i2p, ts->unit_base);
+ io_p = num2str(ts->io_bytes[ddir], ts->sig_figs, 1, i2p, N2S_BYTE);
+ bw_p = num2str(bw, ts->sig_figs, 1, i2p, ts->unit_base);
+ bw_p_alt = num2str(bw, ts->sig_figs, 1, !i2p, ts->unit_base);
iops = (1000 * (uint64_t)ts->total_io_u[ddir]) / runt;
- iops_p = num2str(iops, 4, 1, 0, N2S_NONE);
+ iops_p = num2str(iops, ts->sig_figs, 1, 0, N2S_NONE);
log_buf(out, " %s: IOPS=%s, BW=%s (%s)(%s/%llumsec)\n",
rs->unified_rw_rep ? "mixed" : str[ddir],
if (calc_lat(&ts->lat_stat[ddir], &min, &max, &mean, &dev))
display_lat(" lat", min, max, mean, dev, out);
- if (ts->clat_percentiles) {
+ if (ts->clat_percentiles || ts->lat_percentiles) {
+ uint64_t samples;
+
+ if (ts->clat_percentiles)
+ samples = ts->clat_stat[ddir].samples;
+ else
+ samples = ts->lat_stat[ddir].samples;
+
show_clat_percentiles(ts->io_u_plat[ddir],
- ts->clat_stat[ddir].samples,
+ samples,
ts->percentile_list,
- ts->percentile_precision, out);
+ ts->percentile_precision,
+ ts->clat_percentiles, out);
}
if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
double p_of_agg = 100.0, fkb_base = (double)rs->kb_base;
else
bw_str = "kB";
+ if (rs->agg[ddir]) {
+ p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
+ if (p_of_agg > 100.0)
+ p_of_agg = 100.0;
+ }
+
if (rs->unit_base == 1) {
min *= 8.0;
max *= 8.0;
dev *= 8.0;
}
- if (rs->agg[ddir]) {
- p_of_agg = mean * 100 / (double) rs->agg[ddir];
- if (p_of_agg > 100.0)
- p_of_agg = 100.0;
- }
-
if (mean > fkb_base * fkb_base) {
min /= fkb_base;
max /= fkb_base;
}
}
-static int show_lat(double *io_u_lat, int nr, const char **ranges,
- const char *msg, struct buf_output *out)
+static bool show_lat(double *io_u_lat, int nr, const char **ranges,
+ const char *msg, struct buf_output *out)
{
- int new_line = 1, i, line = 0, shown = 0;
+ bool new_line = true, shown = false;
+ int i, line = 0;
for (i = 0; i < nr; i++) {
if (io_u_lat[i] <= 0.0)
continue;
- shown = 1;
+ shown = true;
if (new_line) {
if (line)
log_buf(out, "\n");
- log_buf(out, " lat (%s) : ", msg);
- new_line = 0;
+ log_buf(out, " lat (%s) : ", msg);
+ new_line = false;
line = 0;
}
if (line)
log_buf(out, "%s%3.2f%%", ranges[i], io_u_lat[i]);
line++;
if (line == 5)
- new_line = 1;
+ new_line = true;
}
if (shown)
log_buf(out, "\n");
- return shown;
+ return true;
}
static void show_lat_n(double *io_u_lat_n, struct buf_output *out)
bw_mean = steadystate_bw_mean(ts);
iops_mean = steadystate_iops_mean(ts);
- p1 = num2str(bw_mean / ts->kb_base, 4, ts->kb_base, i2p, ts->unit_base);
- p1alt = num2str(bw_mean / ts->kb_base, 4, ts->kb_base, !i2p, ts->unit_base);
- p2 = num2str(iops_mean, 4, 1, 0, N2S_NONE);
+ p1 = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, i2p, ts->unit_base);
+ p1alt = num2str(bw_mean / ts->kb_base, ts->sig_figs, ts->kb_base, !i2p, ts->unit_base);
+ p2 = num2str(iops_mean, ts->sig_figs, 1, 0, N2S_NONE);
log_buf(out, " steadystate : attained=%s, bw=%s (%s), iops=%s, %s%s=%.3f%s\n",
- ts->ss_state & __FIO_SS_ATTAINED ? "yes" : "no",
+ ts->ss_state & FIO_SS_ATTAINED ? "yes" : "no",
p1, p1alt, p2,
- ts->ss_state & __FIO_SS_IOPS ? "iops" : "bw",
- ts->ss_state & __FIO_SS_SLOPE ? " slope": " mean dev",
+ ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
+ ts->ss_state & FIO_SS_SLOPE ? " slope": " mean dev",
ts->ss_criterion.u.f,
- ts->ss_state & __FIO_SS_PCT ? "%" : "");
+ ts->ss_state & FIO_SS_PCT ? "%" : "");
free(p1);
free(p1alt);
else
log_buf(out, ";%llu;%llu;%f;%f", 0ULL, 0ULL, 0.0, 0.0);
- if (ts->clat_percentiles) {
+ if (ts->clat_percentiles || ts->lat_percentiles) {
len = calc_clat_percentiles(ts->io_u_plat[ddir],
ts->clat_stat[ddir].samples,
ts->percentile_list, &ovals, &maxv,
double p_of_agg = 100.0;
if (rs->agg[ddir]) {
- p_of_agg = mean * 100 / (double) rs->agg[ddir];
+ p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
if (p_of_agg > 100.0)
p_of_agg = 100.0;
}
struct group_run_stats *rs, int ddir, struct json_object *parent)
{
unsigned long long min, max, minv, maxv;
- unsigned long long bw;
+ unsigned long long bw_bytes, bw;
unsigned long long *ovals = NULL;
double mean, dev, iops;
unsigned int len;
int i;
const char *ddirname[] = {"read", "write", "trim"};
- struct json_object *dir_object, *tmp_object, *percentile_object, *clat_bins_object;
+ struct json_object *dir_object, *tmp_object, *percentile_object, *clat_bins_object = NULL;
char buf[120];
double p_of_agg = 100.0;
json_object_add_value_object(parent,
ts->unified_rw_rep ? "mixed" : ddirname[ddir], dir_object);
+ bw_bytes = 0;
bw = 0;
iops = 0.0;
if (ts->runtime[ddir]) {
uint64_t runt = ts->runtime[ddir];
- bw = ((1000 * ts->io_bytes[ddir]) / runt) / 1024; /* KiB/s */
+ bw_bytes = ((1000 * ts->io_bytes[ddir]) / runt); /* Bytes/s */
+ bw = bw_bytes / 1024; /* KiB/s */
iops = (1000.0 * (uint64_t) ts->total_io_u[ddir]) / runt;
}
json_object_add_value_int(dir_object, "io_bytes", ts->io_bytes[ddir]);
json_object_add_value_int(dir_object, "io_kbytes", ts->io_bytes[ddir] >> 10);
+ json_object_add_value_int(dir_object, "bw_bytes", bw_bytes);
json_object_add_value_int(dir_object, "bw", bw);
json_object_add_value_float(dir_object, "iops", iops);
json_object_add_value_int(dir_object, "runtime", ts->runtime[ddir]);
json_object_add_value_float(tmp_object, "mean", mean);
json_object_add_value_float(tmp_object, "stddev", dev);
- if (ts->clat_percentiles) {
+ if (ts->clat_percentiles || ts->lat_percentiles) {
len = calc_clat_percentiles(ts->io_u_plat[ddir],
ts->clat_stat[ddir].samples,
ts->percentile_list, &ovals, &maxv,
&minv);
+ if (len > FIO_IO_U_LIST_MAX_LEN)
+ len = FIO_IO_U_LIST_MAX_LEN;
} else
len = 0;
percentile_object = json_create_object();
json_object_add_value_object(tmp_object, "percentile", percentile_object);
- for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) {
- if (i >= len) {
- json_object_add_value_int(percentile_object, "0.00", 0);
- continue;
- }
+ for (i = 0; i < len; i++) {
snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]);
}
if (output_format & FIO_OUTPUT_JSON_PLUS) {
clat_bins_object = json_create_object();
- json_object_add_value_object(tmp_object, "bins", clat_bins_object);
+ if (ts->clat_percentiles)
+ json_object_add_value_object(tmp_object, "bins", clat_bins_object);
+
for(i = 0; i < FIO_IO_U_PLAT_NR; i++) {
if (ts->io_u_plat[ddir][i]) {
snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
json_object_add_value_int(tmp_object, "max", max);
json_object_add_value_float(tmp_object, "mean", mean);
json_object_add_value_float(tmp_object, "stddev", dev);
+ if (output_format & FIO_OUTPUT_JSON_PLUS && ts->lat_percentiles)
+ json_object_add_value_object(tmp_object, "bins", clat_bins_object);
+
if (ovals)
free(ovals);
if (calc_lat(&ts->bw_stat[ddir], &min, &max, &mean, &dev)) {
if (rs->agg[ddir]) {
- p_of_agg = mean * 100 / (double) rs->agg[ddir];
+ p_of_agg = mean * 100 / (double) (rs->agg[ddir] / 1024);
if (p_of_agg > 100.0)
p_of_agg = 100.0;
}
char ss_buf[64];
snprintf(ss_buf, sizeof(ss_buf), "%s%s:%f%s",
- ts->ss_state & __FIO_SS_IOPS ? "iops" : "bw",
- ts->ss_state & __FIO_SS_SLOPE ? "_slope" : "",
+ ts->ss_state & FIO_SS_IOPS ? "iops" : "bw",
+ ts->ss_state & FIO_SS_SLOPE ? "_slope" : "",
(float) ts->ss_limit.u.f,
- ts->ss_state & __FIO_SS_PCT ? "%" : "");
+ ts->ss_state & FIO_SS_PCT ? "%" : "");
tmp = json_create_object();
json_object_add_value_object(root, "steadystate", tmp);
json_object_add_value_string(tmp, "ss", ss_buf);
json_object_add_value_int(tmp, "duration", (int)ts->ss_dur);
- json_object_add_value_int(tmp, "attained", (ts->ss_state & __FIO_SS_ATTAINED) > 0);
+ json_object_add_value_int(tmp, "attained", (ts->ss_state & FIO_SS_ATTAINED) > 0);
snprintf(ss_buf, sizeof(ss_buf), "%f%s", (float) ts->ss_criterion.u.f,
- ts->ss_state & __FIO_SS_PCT ? "%" : "");
+ ts->ss_state & FIO_SS_PCT ? "%" : "");
json_object_add_value_string(tmp, "criterion", ss_buf);
json_object_add_value_float(tmp, "max_deviation", ts->ss_deviation.u.f);
json_object_add_value_float(tmp, "slope", ts->ss_slope.u.f);
** otherwise it actually points to the second element
** in the list
*/
- if ((ts->ss_state & __FIO_SS_ATTAINED) || !(ts->ss_state & __FIO_SS_BUFFER_FULL))
+ if ((ts->ss_state & FIO_SS_ATTAINED) || !(ts->ss_state & FIO_SS_BUFFER_FULL))
j = ts->ss_head;
else
j = ts->ss_head == 0 ? ts->ss_dur - 1 : ts->ss_head - 1;
dst->kb_base = src->kb_base;
if (!dst->unit_base)
dst->unit_base = src->unit_base;
+ if (!dst->sig_figs)
+ dst->sig_figs = src->sig_figs;
}
void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src,
struct thread_data *td;
struct thread_stat *threadstats, *ts;
int i, j, k, nr_ts, last_ts, idx;
- int kb_base_warned = 0;
- int unit_base_warned = 0;
+ bool kb_base_warned = false;
+ bool unit_base_warned = false;
struct json_object *root = NULL;
struct json_array *array = NULL;
struct buf_output output[FIO_OUTPUT_NR];
ts = &threadstats[j];
ts->clat_percentiles = td->o.clat_percentiles;
+ ts->lat_percentiles = td->o.lat_percentiles;
ts->percentile_precision = td->o.percentile_precision;
memcpy(ts->percentile_list, td->o.percentile_list, sizeof(td->o.percentile_list));
opt_lists[j] = &td->opt_list;
ts->kb_base = td->o.kb_base;
ts->unit_base = td->o.unit_base;
+ ts->sig_figs = td->o.sig_figs;
ts->unified_rw_rep = td->o.unified_rw_rep;
} else if (ts->kb_base != td->o.kb_base && !kb_base_warned) {
log_info("fio: kb_base differs for jobs in group, using"
" %u as the base\n", ts->kb_base);
- kb_base_warned = 1;
+ kb_base_warned = true;
} else if (ts->unit_base != td->o.unit_base && !unit_base_warned) {
log_info("fio: unit_base differs for jobs in group, using"
" %u as the base\n", ts->unit_base);
- unit_base_warned = 1;
+ unit_base_warned = true;
}
ts->continue_on_error = td->o.continue_on_error;
rs = &runstats[ts->groupid];
rs->kb_base = ts->kb_base;
rs->unit_base = ts->unit_base;
+ rs->sig_figs = ts->sig_figs;
rs->unified_rw_rep += ts->unified_rw_rep;
for (j = 0; j < DDIR_RWDIR_CNT; j++) {
fio_mutex_up(stat_mutex);
}
-static int status_interval_init;
+static bool status_interval_init;
static struct timespec status_time;
-static int status_file_disabled;
+static bool status_file_disabled;
#define FIO_STATUS_FILE "fio-dump-status"
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;
+ status_file_disabled = true;
}
return 1;
if (status_interval) {
if (!status_interval_init) {
fio_gettime(&status_time, NULL);
- status_interval_init = 1;
+ status_interval_init = true;
} else if (mtime_since_now(&status_time) >= status_interval) {
show_running_run_stats();
fio_gettime(&status_time, NULL);
if (iolog->disabled)
return;
if (flist_empty(&iolog->io_logs))
- iolog->avg_last = t;
+ iolog->avg_last[ddir] = t;
cur_log = get_cur_log(iolog);
if (cur_log) {
* If period hasn't passed, adding the above sample is all we
* need to do.
*/
- this_window = elapsed - iolog->avg_last;
- if (elapsed < iolog->avg_last)
- return iolog->avg_last - elapsed;
+ this_window = elapsed - iolog->avg_last[ddir];
+ if (elapsed < iolog->avg_last[ddir])
+ return iolog->avg_last[ddir] - elapsed;
else if (this_window < iolog->avg_msec) {
int diff = iolog->avg_msec - this_window;
return diff;
}
- _add_stat_to_log(iolog, elapsed, td->o.log_max != 0);
+ __add_stat_to_log(iolog, ddir, elapsed, td->o.log_max != 0);
- iolog->avg_last = elapsed - (this_window - iolog->avg_msec);
+ iolog->avg_last[ddir] = elapsed - (this_window - iolog->avg_msec);
return iolog->avg_msec;
}
add_log_sample(td, td->lat_log, sample_val(nsec), ddir, bs,
offset);
+ if (ts->lat_percentiles)
+ add_clat_percentile_sample(ts, nsec, ddir);
+
td_io_u_unlock(td);
}
projects / fio.git / blobdiff