== sanity test 123ab: verify statahead work by using statx ========================================================== 23:44:34 (1788839074)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8fbc93f84000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8fbc93f84000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.64 seconds: 37.82 ops/second
llite.lustre-ffff8fbc93f84000.statahead_max=0
100

real	0m1.919s
user	0m0.011s
sys	0m0.277s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8fbc93f84000.statahead_max=128
llite.lustre-ffff8fbc93f84000.statahead_max=128
100

real	0m1.112s
user	0m0.007s
sys	0m0.147s
'statx -l' 100 files with statahead: 1 sec
statahead total: 118
statahead wrong: 2
agl total: 115
list_total: 27
fname_total: 91
hit_total: 2309
miss_total: 1289
swrong=2 ewrong=2
 - open/close 731 (time 1788839101.60 total 10.01 last 73.05)
total: 900 open/close in 11.75 seconds: 76.61 ops/second
llite.lustre-ffff8fbc93f84000.statahead_max=0
1000

real	0m16.839s
user	0m0.074s
sys	0m2.563s
'statx -l' 1000 files without statahead: 17 sec
llite.lustre-ffff8fbc93f84000.statahead_max=128
llite.lustre-ffff8fbc93f84000.statahead_max=128
1000

real	0m6.445s
user	0m0.060s
sys	0m1.215s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 91
hit_total: 3308
miss_total: 1289
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff8fbc93f84000.statahead_stats=
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 91
hit_total: 3308
miss_total: 1289
mdc.lustre-MDT0000-mdc-ffff8fbc93f84000.batch_stats=
snapshot_time:            1788839159.852353556 secs.nsecs
start_time:               1788839079.291639410 secs.nsecs
elapsed_time:             80.560714146 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         2   8  16
4:		         0   0  16
8:		         3  12  29
16:		         3  12  41
32:		         1   4  45
64:		        13  54 100
mdc.lustre-MDT0001-mdc-ffff8fbc93f84000.batch_stats=
snapshot_time:            1788839159.852448108 secs.nsecs
start_time:               1788839079.291781536 secs.nsecs
elapsed_time:             80.560666572 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  14  14
2:		         1   4  19
4:		         2   9  28
8:		         0   0  28
16:		         2   9  38
32:		         7  33  71
64:		         6  28 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536