== sanity test 123ab: verify statahead work by using statx ========================================================== 11:54:14 (1787846054)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c1512bbe000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c1512bbe000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.58 seconds: 38.79 ops/second
llite.lustre-ffff8c1512bbe000.statahead_max=0
100

real	0m2.790s
user	0m0.010s
sys	0m0.279s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8c1512bbe000.statahead_max=128
llite.lustre-ffff8c1512bbe000.statahead_max=128
100

real	0m0.999s
user	0m0.005s
sys	0m0.158s
'statx -l' 100 files with statahead: 1 sec
statahead total: 135
statahead wrong: 2
agl total: 128
list_total: 27
fname_total: 82
hit_total: 1412
miss_total: 1532
swrong=2 ewrong=2
 - open/close 721 (time 1787846083.23 total 10.01 last 72.02)
total: 900 open/close in 12.30 seconds: 73.17 ops/second
llite.lustre-ffff8c1512bbe000.statahead_max=0
1000

real	0m22.499s
user	0m0.085s
sys	0m2.701s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff8c1512bbe000.statahead_max=128
llite.lustre-ffff8c1512bbe000.statahead_max=128
1000

real	0m6.929s
user	0m0.072s
sys	0m1.215s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 136
statahead wrong: 2
agl total: 129
list_total: 28
fname_total: 82
hit_total: 2411
miss_total: 1532
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff8c1512bbe000.statahead_stats=
statahead total: 136
statahead wrong: 2
agl total: 129
list_total: 28
fname_total: 82
hit_total: 2411
miss_total: 1532
mdc.lustre-MDT0000-mdc-ffff8c1512bbe000.batch_stats=
snapshot_time:            1787846150.232236393 secs.nsecs
start_time:               1787846059.818338852 secs.nsecs
elapsed_time:             90.413897541 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  11  11
2:		         0   0  11
4:		         5  19  30
8:		         2   7  38
16:		         1   3  42
32:		         3  11  53
64:		        12  46 100
mdc.lustre-MDT0001-mdc-ffff8c1512bbe000.batch_stats=
snapshot_time:            1787846150.232307938 secs.nsecs
start_time:               1787846059.818421409 secs.nsecs
elapsed_time:             90.413886529 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         1   4  18
4:		         2   9  27
8:		         2   9  36
16:		         1   4  40
32:		         6  27  68
64:		         7  31 100
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