== sanity test 123aa: verify statahead work ============== 23:33:54 (1735101234)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88012a63c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012a63c000.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.20 seconds: 83.45 ops/second
llite.lustre-ffff88012a63c000.statahead_max=0
101

real	0m1.185s
user	0m0.006s
sys	0m0.308s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff88012a63c000.statahead_max=128
128
101

real	0m0.389s
user	0m0.005s
sys	0m0.131s
ls -l 100 files with statahead: 1 sec
statahead total: 47
statahead wrong: 1
agl total: 47
list_total: 16
fname_total: 31
hit_total: 352
miss_total: 214
total: 900 open/close in 4.50 seconds: 200.02 ops/second
llite.lustre-ffff88012a63c000.statahead_max=0
1001

real	0m7.213s
user	0m0.057s
sys	0m2.410s
ls -l 1000 files without statahead: 8 sec
llite.lustre-ffff88012a63c000.statahead_max=128
128
1001

real	0m1.254s
user	0m0.022s
sys	0m0.999s
ls -l 1000 files with statahead: 2 sec
statahead total: 48
statahead wrong: 1
agl total: 48
list_total: 17
fname_total: 31
hit_total: 1351
miss_total: 215
 - open/close 3295 (time 1735101266.16 total 10.00 last 329.48)
 - open/close 6027 (time 1735101276.16 total 20.00 last 273.18)
 - open/close 7498 (time 1735101286.16 total 30.00 last 147.09)
 - open/close 8931 (time 1735101296.16 total 40.00 last 143.27)
total: 9000 open/close in 40.42 seconds: 222.67 ops/second
llite.lustre-ffff88012a63c000.statahead_max=0
10001

real	1m33.526s
user	0m1.027s
sys	0m26.214s
ls -l 10000 files without statahead: 94 sec
llite.lustre-ffff88012a63c000.statahead_max=128
128
10001

real	0m11.397s
user	0m0.283s
sys	0m9.745s
ls -l 10000 files with statahead: 11 sec
statahead total: 49
statahead wrong: 1
agl total: 49
list_total: 18
fname_total: 31
hit_total: 11350
miss_total: 216
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 60 seconds
llite.lustre-ffff88012a63c000.statahead_stats=
statahead total: 49
statahead wrong: 1
agl total: 49
list_total: 18
fname_total: 31
hit_total: 11350
miss_total: 216
mdc.lustre-MDT0000-mdc-ffff88012a63c000.batch_stats=
snapshot_time:            1735101467.041406148 secs.nsecs
start_time:               1735101235.773113805 secs.nsecs
elapsed_time:             231.268292343 secs.nsecs
subreqs per batch   batches   % cum %
1:		        14   7   7
2:		         1   0   8
4:		         2   1   9
8:		         3   1  11
16:		         0   0  11
32:		        57  32  43
64:		        99  56 100
mdc.lustre-MDT0001-mdc-ffff88012a63c000.batch_stats=
snapshot_time:            1735101467.041564584 secs.nsecs
start_time:               1735101235.773231581 secs.nsecs
elapsed_time:             231.268333003 secs.nsecs
subreqs per batch   batches   % cum %
1:		        13   7   7
2:		         1   0   7
4:		         3   1   9
8:		         3   1  11
16:		         2   1  12
32:		        48  26  39
64:		       109  60 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536