== sanity test 123ab: verify statahead work by using statx ========================================================== 11:54:42 (1788796482)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88aad11ab000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88aad11ab000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.16 seconds: 46.22 ops/second
llite.lustre-ffff88aad11ab000.statahead_max=0
100

real	0m2.004s
user	0m0.008s
sys	0m0.280s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff88aad11ab000.statahead_max=128
llite.lustre-ffff88aad11ab000.statahead_max=128
100

real	0m1.153s
user	0m0.004s
sys	0m0.156s
'statx -l' 100 files with statahead: 1 sec
statahead total: 118
statahead wrong: 2
agl total: 115
list_total: 26
fname_total: 92
hit_total: 2420
miss_total: 1278
swrong=2 ewrong=2
 - open/close 791 (time 1788796509.21 total 10.01 last 78.99)
total: 900 open/close in 11.26 seconds: 79.89 ops/second
llite.lustre-ffff88aad11ab000.statahead_max=0
1000

real	0m25.673s
user	0m0.070s
sys	0m2.597s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff88aad11ab000.statahead_max=128
llite.lustre-ffff88aad11ab000.statahead_max=128
1000

real	0m5.142s
user	0m0.050s
sys	0m1.225s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 27
fname_total: 92
hit_total: 3419
miss_total: 1278
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff88aad11ab000.statahead_stats=
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 27
fname_total: 92
hit_total: 3419
miss_total: 1278
mdc.lustre-MDT0000-mdc-ffff88aad11ab000.batch_stats=
snapshot_time:            1788796572.069179119 secs.nsecs
start_time:               1788796486.634085637 secs.nsecs
elapsed_time:             85.435093482 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  26  26
2:		         2   6  33
4:		         0   0  33
8:		         3  10  43
16:		         2   6  50
32:		         3  10  60
64:		        12  40 100
mdc.lustre-MDT0001-mdc-ffff88aad11ab000.batch_stats=
snapshot_time:            1788796572.069244702 secs.nsecs
start_time:               1788796486.634205264 secs.nsecs
elapsed_time:             85.435039438 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  33  33
2:		         0   0  33
4:		         2   7  40
8:		         2   7  48
16:		         0   0  48
32:		        10  37  85
64:		         4  14 100
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