== sanity test 123ab: verify statahead work by using statx ========================================================== 21:23:12 (1775870592)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff95340926f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95340926f000.batch_stats=0
striped dir -i1 -c2 -H all_char /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.36 seconds: 42.42 ops/second
llite.lustre-ffff95340926f000.statahead_max=0
100

real	0m2.070s
user	0m0.004s
sys	0m0.290s
statx -l 100 files without statahead: 2 sec
llite.lustre-ffff95340926f000.statahead_max=128
128
100

real	0m0.611s
user	0m0.010s
sys	0m0.160s
statx -l 100 files with statahead: 0 sec
statahead total: 134
statahead wrong: 2
agl total: 118
list_total: 39
fname_total: 95
hit_total: 2095
miss_total: 1289
 - open/close 705 (time 1775870615.97 total 10.01 last 70.43)
total: 900 open/close in 12.34 seconds: 72.93 ops/second
llite.lustre-ffff95340926f000.statahead_max=0
1000

real	0m22.059s
user	0m0.061s
sys	0m2.721s
statx -l 1000 files without statahead: 22 sec
llite.lustre-ffff95340926f000.statahead_max=128
128
1000

real	0m5.429s
user	0m0.066s
sys	0m1.400s
statx -l 1000 files with statahead: 6 sec
statahead total: 135
statahead wrong: 2
agl total: 119
list_total: 40
fname_total: 95
hit_total: 3094
miss_total: 1289
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff95340926f000.statahead_stats=
statahead total: 135
statahead wrong: 2
agl total: 119
list_total: 40
fname_total: 95
hit_total: 3094
miss_total: 1289
mdc.lustre-MDT0000-mdc-ffff95340926f000.batch_stats=
snapshot_time:            1775870673.990790727 secs.nsecs
start_time:               1775870595.966559663 secs.nsecs
elapsed_time:             78.024231064 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         2   9   9
4:		         3  14  23
8:		         0   0  23
16:		         1   4  28
32:		         4  19  47
64:		        11  52 100
mdc.lustre-MDT0001-mdc-ffff95340926f000.batch_stats=
snapshot_time:            1775870673.990872731 secs.nsecs
start_time:               1775870595.966715671 secs.nsecs
elapsed_time:             78.024157060 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   4   4
2:		         2   9  13
4:		         0   0  13
8:		         3  13  27
16:		         1   4  31
32:		         8  36  68
64:		         7  31 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536