== sanity test 123ab: verify statahead work by using statx ========================================================== 01:53:47 (1788846827)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9e959175e000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e959175e000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.87 seconds: 25.82 ops/second
llite.lustre-ffff9e959175e000.statahead_max=0
100

real	0m3.283s
user	0m0.016s
sys	0m0.350s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff9e959175e000.statahead_max=128
llite.lustre-ffff9e959175e000.statahead_max=128
100

real	0m0.987s
user	0m0.009s
sys	0m0.154s
'statx -l' 100 files with statahead: 1 sec
statahead total: 131
statahead wrong: 2
agl total: 120
list_total: 27
fname_total: 102
hit_total: 1549
miss_total: 1606
swrong=2 ewrong=2
 - open/close 785 (time 1788846861.45 total 10.01 last 78.41)
total: 900 open/close in 11.76 seconds: 76.53 ops/second
llite.lustre-ffff9e959175e000.statahead_max=0
1000

real	0m21.172s
user	0m0.092s
sys	0m2.678s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff9e959175e000.statahead_max=128
llite.lustre-ffff9e959175e000.statahead_max=128
1000

real	0m7.362s
user	0m0.067s
sys	0m1.172s
'statx -l' 1000 files with statahead: 8 sec
statahead total: 132
statahead wrong: 2
agl total: 121
list_total: 28
fname_total: 102
hit_total: 2548
miss_total: 1606
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff9e959175e000.statahead_stats=
statahead total: 132
statahead wrong: 2
agl total: 121
list_total: 28
fname_total: 102
hit_total: 2548
miss_total: 1606
mdc.lustre-MDT0000-mdc-ffff9e959175e000.batch_stats=
snapshot_time:            1788846931.932220584 secs.nsecs
start_time:               1788846834.672351593 secs.nsecs
elapsed_time:             97.259868991 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         1   4   9
4:		         2   9  18
8:		         2   9  27
16:		         0   0  27
32:		         5  22  50
64:		        11  50 100
mdc.lustre-MDT0001-mdc-ffff9e959175e000.batch_stats=
snapshot_time:            1788846931.932288114 secs.nsecs
start_time:               1788846834.672455826 secs.nsecs
elapsed_time:             97.259832288 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2  10  10
2:		         2  10  20
4:		         2  10  30
8:		         0   0  30
16:		         0   0  30
32:		         8  40  70
64:		         6  30 100
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