fio_fp64_t *plist)
{
unsigned long sum = 0;
- unsigned int len, i, j = 0;
- int is_last = 0;
+ unsigned int len, i, j = 0, minv = -1U, maxv = 0;
+ unsigned int *ovals = NULL, oval_len = 0;
+ int is_last, scale_down;
len = 0;
while (len < FIO_IO_U_LIST_MAX_LEN && plist[len].u.f != 0.0)
len++;
+ if (!len)
+ return;
+
/*
* Sort the percentile list. Note that it may already be sorted if
* we are using the default values, but since it's a short list this
if (len > 1)
qsort((void*)plist, len, sizeof(plist[0]), double_cmp);
- log_info(" clat percentiles (usec) :");
-
+ /*
+ * Calculate bucket values, note down max and min values
+ */
+ is_last = 0;
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)) {
assert(plist[j].u.f <= 100.0);
- /* for formatting */
- if (j != 0 && (j % 4) == 0)
- log_info(" ");
-
- /* end of the list */
- is_last = (j == len - 1);
+ if (j == oval_len) {
+ oval_len += 100;
+ ovals = realloc(ovals, oval_len * sizeof(unsigned int));
+ }
- log_info(" %2.2fth=%u%c", plist[j], plat_idx_to_val(i),
- (is_last? '\n' : ','));
+ ovals[j] = plat_idx_to_val(i);
+ if (ovals[j] < minv)
+ minv = ovals[j];
+ if (ovals[j] > maxv)
+ maxv = ovals[j];
+ is_last = (j == len - 1);
if (is_last)
break;
- if (j % 4 == 3) /* for formatting */
- log_info("\n");
j++;
}
}
+
+ /*
+ * We default to usecs, but if the value range is such that we
+ * should scale down to msecs, do that.
+ */
+ if (minv > 2000 && maxv > 99999) {
+ scale_down = 1;
+ log_info(" clat percentiles (msec):\n |");
+ } else {
+ scale_down = 0;
+ log_info(" clat percentiles (usec):\n |");
+ }
+
+ for (j = 0; j < len; j++) {
+ char fbuf[8];
+
+ /* for formatting */
+ if (j != 0 && (j % 4) == 0)
+ log_info(" |");
+
+ /* end of the list */
+ is_last = (j == len - 1);
+
+ if (plist[j].u.f < 10.0)
+ sprintf(fbuf, " %2.2f", plist[j].u.f);
+ else
+ sprintf(fbuf, "%2.2f", plist[j].u.f);
+
+ if (scale_down)
+ ovals[j] = (ovals[j] + 999) / 1000;
+
+ log_info(" %sth=[%5u]%c", fbuf, ovals[j], is_last ? '\n' : ',');
+
+ if (is_last)
+ break;
+
+ if (j % 4 == 3) /* for formatting */
+ log_info("\n");
+ }
+
+ if (ovals)
+ free(ovals);
}
static int calc_lat(struct io_stat *is, unsigned long *min, unsigned long *max,
const char *ddir_str[] = { " READ", " WRITE" };
int i;
- log_info("\nRun status group %d (all jobs):\n", rs->groupid);
+ log_info("Run status group %d (all jobs):\n", rs->groupid);
for (i = 0; i <= DDIR_WRITE; i++) {
const int i2p = is_power_of_2(rs->kb_base);
double p_of_agg;
p_of_agg = mean * 100 / (double) rs->agg[ddir];
- log_info(" bw (KB/s) : min=%5lu, max=%5lu, per=%3.2f%%,"
+ log_info(" bw (KB/s) : min=%5lu, max=%5lu, per=%3.2f%%,"
" avg=%5.02f, stdev=%5.02f\n", min, max, p_of_agg,
mean, dev);
}
dst->S.u.f = S;
}
+void sum_group_stats(struct group_run_stats *dst, struct group_run_stats *src)
+{
+ int i;
+
+ for (i = 0; i < 2; i++) {
+ if (dst->max_run[i] < src->max_run[i])
+ dst->max_run[i] = src->max_run[i];
+ if (dst->min_run[i] && dst->min_run[i] > src->min_run[i])
+ dst->min_run[i] = src->min_run[i];
+ if (dst->max_bw[i] < src->max_bw[i])
+ dst->max_bw[i] = src->max_bw[i];
+ if (dst->min_bw[i] && dst->min_bw[i] > src->min_bw[i])
+ dst->min_bw[i] = src->min_bw[i];
+
+ dst->io_kb[i] += src->io_kb[i];
+ dst->agg[i] += src->agg[i];
+ }
+
+}
+
+void sum_thread_stats(struct thread_stat *dst, struct thread_stat *src, int nr)
+{
+ int l, k;
+
+ for (l = 0; l <= DDIR_WRITE; l++) {
+ sum_stat(&dst->clat_stat[l], &src->clat_stat[l], nr);
+ sum_stat(&dst->slat_stat[l], &src->slat_stat[l], nr);
+ sum_stat(&dst->lat_stat[l], &src->lat_stat[l], nr);
+ sum_stat(&dst->bw_stat[l], &src->bw_stat[l], nr);
+
+ dst->io_bytes[l] += src->io_bytes[l];
+
+ if (dst->runtime[l] < src->runtime[l])
+ dst->runtime[l] = src->runtime[l];
+ }
+
+ dst->usr_time += src->usr_time;
+ dst->sys_time += src->sys_time;
+ dst->ctx += src->ctx;
+ dst->majf += src->majf;
+ dst->minf += src->minf;
+
+ for (k = 0; k < FIO_IO_U_MAP_NR; k++)
+ dst->io_u_map[k] += src->io_u_map[k];
+ for (k = 0; k < FIO_IO_U_MAP_NR; k++)
+ dst->io_u_submit[k] += src->io_u_submit[k];
+ for (k = 0; k < FIO_IO_U_MAP_NR; k++)
+ dst->io_u_complete[k] += src->io_u_complete[k];
+ for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
+ dst->io_u_lat_u[k] += src->io_u_lat_u[k];
+ for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
+ dst->io_u_lat_m[k] += src->io_u_lat_m[k];
+
+ for (k = 0; k <= 2; k++) {
+ dst->total_io_u[k] += src->total_io_u[k];
+ dst->short_io_u[k] += src->short_io_u[k];
+ }
+
+ for (k = 0; k <= DDIR_WRITE; k++) {
+ int m;
+ for (m = 0; m < FIO_IO_U_PLAT_NR; m++)
+ dst->io_u_plat[k][m] += src->io_u_plat[k][m];
+ }
+
+ dst->total_run_time += src->total_run_time;
+ dst->total_submit += src->total_submit;
+ dst->total_complete += src->total_complete;
+}
+
+void init_group_run_stat(struct group_run_stats *gs)
+{
+ memset(gs, 0, sizeof(*gs));
+ gs->min_bw[0] = gs->min_run[0] = ~0UL;
+ gs->min_bw[1] = gs->min_run[1] = ~0UL;
+}
+
+void init_thread_stat(struct thread_stat *ts)
+{
+ int j;
+
+ memset(ts, 0, sizeof(*ts));
+
+ for (j = 0; j <= DDIR_WRITE; j++) {
+ ts->lat_stat[j].min_val = -1UL;
+ ts->clat_stat[j].min_val = -1UL;
+ ts->slat_stat[j].min_val = -1UL;
+ ts->bw_stat[j].min_val = -1UL;
+ }
+ ts->groupid = -1;
+}
+
void show_run_stats(void)
{
struct group_run_stats *runstats, *rs;
struct thread_data *td;
struct thread_stat *threadstats, *ts;
- int i, j, k, l, nr_ts, last_ts, idx;
+ int i, j, nr_ts, last_ts, idx;
int kb_base_warned = 0;
runstats = malloc(sizeof(struct group_run_stats) * (groupid + 1));
- for (i = 0; i < groupid + 1; i++) {
- rs = &runstats[i];
-
- memset(rs, 0, sizeof(*rs));
- rs->min_bw[0] = rs->min_run[0] = ~0UL;
- rs->min_bw[1] = rs->min_run[1] = ~0UL;
- }
+ for (i = 0; i < groupid + 1; i++)
+ init_group_run_stat(&runstats[i]);
/*
* find out how many threads stats we need. if group reporting isn't
threadstats = malloc(nr_ts * sizeof(struct thread_stat));
- for (i = 0; i < nr_ts; i++) {
- ts = &threadstats[i];
-
- memset(ts, 0, sizeof(*ts));
- for (j = 0; j <= DDIR_WRITE; j++) {
- ts->lat_stat[j].min_val = -1UL;
- ts->clat_stat[j].min_val = -1UL;
- ts->slat_stat[j].min_val = -1UL;
- ts->bw_stat[j].min_val = -1UL;
- }
- ts->groupid = -1;
- }
+ for (i = 0; i < nr_ts; i++)
+ init_thread_stat(&threadstats[i]);
j = 0;
last_ts = -1;
}
}
- for (l = 0; l <= DDIR_WRITE; l++) {
- sum_stat(&ts->clat_stat[l], &td->ts.clat_stat[l], idx);
- sum_stat(&ts->slat_stat[l], &td->ts.slat_stat[l], idx);
- sum_stat(&ts->lat_stat[l], &td->ts.lat_stat[l], idx);
- sum_stat(&ts->bw_stat[l], &td->ts.bw_stat[l], idx);
-
- ts->io_bytes[l] += td->ts.io_bytes[l];
-
- if (ts->runtime[l] < td->ts.runtime[l])
- ts->runtime[l] = td->ts.runtime[l];
- }
-
- ts->usr_time += td->ts.usr_time;
- ts->sys_time += td->ts.sys_time;
- ts->ctx += td->ts.ctx;
- ts->majf += td->ts.majf;
- ts->minf += td->ts.minf;
-
- for (k = 0; k < FIO_IO_U_MAP_NR; k++)
- ts->io_u_map[k] += td->ts.io_u_map[k];
- for (k = 0; k < FIO_IO_U_MAP_NR; k++)
- ts->io_u_submit[k] += td->ts.io_u_submit[k];
- for (k = 0; k < FIO_IO_U_MAP_NR; k++)
- ts->io_u_complete[k] += td->ts.io_u_complete[k];
- for (k = 0; k < FIO_IO_U_LAT_U_NR; k++)
- ts->io_u_lat_u[k] += td->ts.io_u_lat_u[k];
- for (k = 0; k < FIO_IO_U_LAT_M_NR; k++)
- ts->io_u_lat_m[k] += td->ts.io_u_lat_m[k];
-
-
- for (k = 0; k <= 2; k++) {
- ts->total_io_u[k] += td->ts.total_io_u[k];
- ts->short_io_u[k] += td->ts.short_io_u[k];
- }
-
- for (k = 0; k <= DDIR_WRITE; k++) {
- int m;
- for (m = 0; m < FIO_IO_U_PLAT_NR; m++)
- ts->io_u_plat[k][m] += td->ts.io_u_plat[k][m];
- }
-
- ts->total_run_time += td->ts.total_run_time;
- ts->total_submit += td->ts.total_submit;
- ts->total_complete += td->ts.total_complete;
+ sum_thread_stats(ts, &td->ts, idx);
}
for (i = 0; i < nr_ts; i++) {
show_group_stats(rs);
}
- show_disk_util();
+ if (is_backend)
+ fio_server_send_du();
+ else
+ show_disk_util();
+
+ free_disk_util();
}
free(runstats);
if (!ddir_rw(ddir))
return;
- spent = mtime_since(&td->stat_sample_time[ddir], t);
+ spent = mtime_since(&td->bw_sample_time, t);
if (spent < td->o.bw_avg_time)
return;
if (td->bw_log)
add_log_sample(td, td->bw_log, rate, ddir, bs);
- fio_gettime(&td->stat_sample_time[ddir], NULL);
+ fio_gettime(&td->bw_sample_time, NULL);
td->stat_io_bytes[ddir] = td->this_io_bytes[ddir];
}
+
+void add_iops_sample(struct thread_data *td, enum fio_ddir ddir,
+ struct timeval *t)
+{
+ struct thread_stat *ts = &td->ts;
+ unsigned long spent, iops;
+
+ if (!ddir_rw(ddir))
+ return;
+
+ spent = mtime_since(&td->iops_sample_time, t);
+ if (spent < td->o.iops_avg_time)
+ return;
+
+ iops = ((td->this_io_blocks[ddir] - td->stat_io_blocks[ddir]) * 1000) / spent;
+
+ add_stat_sample(&ts->iops_stat[ddir], iops);
+
+ if (td->iops_log) {
+ assert(iops);
+ add_log_sample(td, td->iops_log, iops, ddir, 0);
+ }
+
+ fio_gettime(&td->iops_sample_time, NULL);
+ td->stat_io_blocks[ddir] = td->this_io_blocks[ddir];
+}