== sanity test 123ab: verify statahead work by using statx ========================================================== 21:52:20 (1778291540)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff93d5527e7800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93d5527e7800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.97 seconds: 103.56 ops/second
llite.lustre-ffff93d5527e7800.statahead_max=0
100

real	0m0.775s
user	0m0.015s
sys	0m0.263s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff93d5527e7800.statahead_max=128
128
100

real	0m0.363s
user	0m0.004s
sys	0m0.186s
statx -l 100 files with statahead: 0 sec
statahead total: 74
statahead wrong: 2
agl total: 72
list_total: 27
fname_total: 46
hit_total: 6336
miss_total: 1170
total: 900 open/close in 3.11 seconds: 289.70 ops/second
llite.lustre-ffff93d5527e7800.statahead_max=0
1000

real	0m7.198s
user	0m0.072s
sys	0m2.456s
statx -l 1000 files without statahead: 7 sec
llite.lustre-ffff93d5527e7800.statahead_max=128
128
1000

real	0m3.192s
user	0m0.044s
sys	0m1.738s
statx -l 1000 files with statahead: 3 sec
statahead total: 75
statahead wrong: 2
agl total: 73
list_total: 28
fname_total: 46
hit_total: 7335
miss_total: 1170
 - open/close 3367 (time 1778291573.21 total 10.00 last 336.63)
 - open/close 6542 (time 1778291583.21 total 20.00 last 317.42)
total: 9000 open/close in 27.00 seconds: 333.35 ops/second
llite.lustre-ffff93d5527e7800.statahead_max=0
10000

real	1m16.764s
user	0m0.741s
sys	0m25.374s
statx -l 10000 files without statahead: 76 sec
llite.lustre-ffff93d5527e7800.statahead_max=128
128
10000

real	0m30.876s
user	0m0.366s
sys	0m16.952s
statx -l 10000 files with statahead: 31 sec
statahead total: 76
statahead wrong: 2
agl total: 74
list_total: 29
fname_total: 46
hit_total: 17334
miss_total: 1170
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 83 seconds
llite.lustre-ffff93d5527e7800.statahead_stats=
statahead total: 76
statahead wrong: 2
agl total: 74
list_total: 29
fname_total: 46
hit_total: 17334
miss_total: 1170
mdc.lustre-MDT0000-mdc-ffff93d5527e7800.batch_stats=
snapshot_time:            1778291794.690476036 secs.nsecs
start_time:               1778291541.752948516 secs.nsecs
elapsed_time:             252.937527520 secs.nsecs
subreqs per batch   batches   % cum %
1:		       152  45  45
2:		        20   5  51
4:		         9   2  54
8:		         3   0  55
16:		         0   0  55
32:		        40  11  67
64:		       110  32 100
mdc.lustre-MDT0001-mdc-ffff93d5527e7800.batch_stats=
snapshot_time:            1778291794.690519554 secs.nsecs
start_time:               1778291541.753045675 secs.nsecs
elapsed_time:             252.937473879 secs.nsecs
subreqs per batch   batches   % cum %
1:		       200  53  53
2:		        16   4  57
4:		         5   1  58
8:		         3   0  59
16:		         1   0  60
32:		        39  10  70
64:		       111  29 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536