In commit
e883cb3501de0f99297282c18842d50aaa7fa531, the default significant figures was added. The default value was preserved for local jobs and when client/server was used if jobs=1, but not when client/server was used if jobs > 1. This patch restores some reporting outputs ("all clients" output for IOPS and BW) when client/server is used if > 1 jobs, for example:
OLD:
All clients: (groupid=0, jobs=2): err= 0: pid=0: Wed Jan 3 14:30:13 2018
read: IOPS=0, BW=0 (0)(0B/5001msec) <--ZERO VALUES
slat (nsec): min=762, max=108579, avg=1058.97, stdev=221.30
clat (nsec): min=254, max=4544.2k, avg=11297.64, stdev=8284.14
lat (usec): min=9, max=4545, avg=12.41, stdev= 8.30
bw ( KiB/s): min=290192, max=347160, per=49.35%, avg=303613.33, stdev=11582.87, samples=18
iops : min=72548, max=86790, avg=75903.33, stdev=2895.72, samples=18
NEW:
All clients: (groupid=0, jobs=2): err= 0: pid=0: Wed Jan 3 15:08:33 2018
read: IOPS=147k, BW=575Mi (603M)(2876MiB/5001msec) <--CORRECT VALUES
slat (nsec): min=841, max=61945, avg=1304.83, stdev=232.75
clat (nsec): min=544, max=4487.2k, avg=11736.68, stdev=9123.64
lat (usec): min=10, max=4489, avg=13.10, stdev= 9.13
bw ( KiB/s): min=260945, max=305976, per=49.99%, avg=294350.22, stdev=9192.53, samples=18
iops : min=65236, max=76494, avg=73587.56, stdev=2298.13, samples=18
Regards,
Jeff
Signed-off-by: Jens Axboe <axboe@kernel.dk>
client_ts.thread_number = p->ts.thread_number;
client_ts.groupid = p->ts.groupid;
client_ts.unified_rw_rep = p->ts.unified_rw_rep;
+ client_ts.sig_figs = p->ts.sig_figs;
if (++sum_stat_nr == sum_stat_clients) {
strcpy(client_ts.name, "All clients");
client_ts.members++;
client_ts.thread_number = p->ts.thread_number;
client_ts.groupid = p->ts.groupid;
+ client_ts.sig_figs = p->ts.sig_figs;
if (++sum_stat_nr == sum_stat_clients) {
strcpy(client_ts.name, "All clients");
td->ts.lat_percentiles = o->lat_percentiles;
td->ts.percentile_precision = o->percentile_precision;
memcpy(td->ts.percentile_list, o->percentile_list, sizeof(o->percentile_list));
+ td->ts.sig_figs = o->sig_figs;
for (i = 0; i < DDIR_RWDIR_CNT; i++) {
td->ts.clat_stat[i].min_val = ULONG_MAX;
dst->unit_base = cpu_to_le32(src->unit_base);
dst->groupid = cpu_to_le32(src->groupid);
dst->unified_rw_rep = cpu_to_le32(src->unified_rw_rep);
+ dst->sig_figs = cpu_to_le32(src->sig_figs);
}
/*
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,