== sanity test 123ab: verify statahead work by using statx ========================================================== 09:29:24 (1787664564)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff99d317e47000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99d317e47000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.36 seconds: 42.45 ops/second
llite.lustre-ffff99d317e47000.statahead_max=0
100

real	0m1.642s
user	0m0.010s
sys	0m0.305s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff99d317e47000.statahead_max=128
llite.lustre-ffff99d317e47000.statahead_max=128
100

real	0m0.846s
user	0m0.008s
sys	0m0.191s
'statx -l' 100 files with statahead: 1 sec
statahead total: 125
statahead wrong: 2
agl total: 121
list_total: 28
fname_total: 68
hit_total: 1437
miss_total: 1562
swrong=2 ewrong=2
total: 900 open/close in 9.10 seconds: 98.88 ops/second
llite.lustre-ffff99d317e47000.statahead_max=0
1000

real	0m18.158s
user	0m0.072s
sys	0m2.910s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff99d317e47000.statahead_max=128
llite.lustre-ffff99d317e47000.statahead_max=128
1000

real	0m6.227s
user	0m0.064s
sys	0m1.446s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 29
fname_total: 68
hit_total: 2436
miss_total: 1562
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff99d317e47000.statahead_stats=
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 29
fname_total: 68
hit_total: 2436
miss_total: 1562
mdc.lustre-MDT0000-mdc-ffff99d317e47000.batch_stats=
snapshot_time:            1787664648.210612447 secs.nsecs
start_time:               1787664568.699625883 secs.nsecs
elapsed_time:             79.510986564 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  29  29
2:		         4  11  41
4:		         1   2  44
8:		         4  11  55
16:		         1   2  58
32:		         3   8  67
64:		        11  32 100
mdc.lustre-MDT0001-mdc-ffff99d317e47000.batch_stats=
snapshot_time:            1787664648.210682351 secs.nsecs
start_time:               1787664568.699772514 secs.nsecs
elapsed_time:             79.510909837 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  29  29
2:		         3  11  40
4:		         3  11  51
8:		         0   0  51
16:		         0   0  51
32:		         6  22  74
64:		         7  25 100
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