== sanity test 123ab: verify statahead work by using statx ========================================================== 05:41:52 (1788255712)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9eeaefac3000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9eeaefac3000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.73 seconds: 36.64 ops/second
llite.lustre-ffff9eeaefac3000.statahead_max=0
100

real	0m2.284s
user	0m0.008s
sys	0m0.290s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9eeaefac3000.statahead_max=128
llite.lustre-ffff9eeaefac3000.statahead_max=128
100

real	0m0.768s
user	0m0.007s
sys	0m0.144s
'statx -l' 100 files with statahead: 1 sec
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 27
fname_total: 77
hit_total: 1396
miss_total: 1485
swrong=2 ewrong=2
total: 900 open/close in 10.00 seconds: 90.04 ops/second
llite.lustre-ffff9eeaefac3000.statahead_max=0
1000

real	0m18.472s
user	0m0.076s
sys	0m2.509s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff9eeaefac3000.statahead_max=128
llite.lustre-ffff9eeaefac3000.statahead_max=128
1000

real	0m5.157s
user	0m0.059s
sys	0m1.301s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 120
statahead wrong: 2
agl total: 117
list_total: 28
fname_total: 77
hit_total: 2395
miss_total: 1485
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 16 seconds
llite.lustre-ffff9eeaefac3000.statahead_stats=
statahead total: 120
statahead wrong: 2
agl total: 117
list_total: 28
fname_total: 77
hit_total: 2395
miss_total: 1485
mdc.lustre-MDT0000-mdc-ffff9eeaefac3000.batch_stats=
snapshot_time:            1788255789.158190530 secs.nsecs
start_time:               1788255716.319214540 secs.nsecs
elapsed_time:             72.838975990 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         0   0   0
4:		         4  19  19
8:		         0   0  19
16:		         3  14  33
32:		         7  33  66
64:		         7  33 100
mdc.lustre-MDT0001-mdc-ffff9eeaefac3000.batch_stats=
snapshot_time:            1788255789.158264108 secs.nsecs
start_time:               1788255716.319390050 secs.nsecs
elapsed_time:             72.838874058 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   9   9
2:		         0   0   9
4:		         0   0   9
8:		         3  13  22
16:		         2   9  31
32:		         3  13  45
64:		        12  54 100
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