== sanity test 123ab: verify statahead work by using statx ========================================================== 07:46:41 (1787399201)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8f3220480000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f3220480000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.09 seconds: 47.94 ops/second
llite.lustre-ffff8f3220480000.statahead_max=0
100

real	0m1.773s
user	0m0.007s
sys	0m0.309s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8f3220480000.statahead_max=128
llite.lustre-ffff8f3220480000.statahead_max=128
100

real	0m0.706s
user	0m0.007s
sys	0m0.169s
'statx -l' 100 files with statahead: 1 sec
statahead total: 103
statahead wrong: 2
agl total: 99
list_total: 27
fname_total: 73
hit_total: 2229
miss_total: 1270
swrong=2 ewrong=2
total: 900 open/close in 9.96 seconds: 90.34 ops/second
llite.lustre-ffff8f3220480000.statahead_max=0
1000

real	0m20.172s
user	0m0.065s
sys	0m2.807s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff8f3220480000.statahead_max=128
llite.lustre-ffff8f3220480000.statahead_max=128
1000

real	0m5.799s
user	0m0.060s
sys	0m1.446s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 104
statahead wrong: 2
agl total: 100
list_total: 28
fname_total: 73
hit_total: 3228
miss_total: 1270
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff8f3220480000.statahead_stats=
statahead total: 104
statahead wrong: 2
agl total: 100
list_total: 28
fname_total: 73
hit_total: 3228
miss_total: 1270
mdc.lustre-MDT0000-mdc-ffff8f3220480000.batch_stats=
snapshot_time:            1787399283.090856444 secs.nsecs
start_time:               1787399206.108032171 secs.nsecs
elapsed_time:             76.982824273 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  30  30
2:		         4  11  41
4:		         1   2  44
8:		         4  11  55
16:		         2   5  61
32:		         2   5  66
64:		        12  33 100
mdc.lustre-MDT0001-mdc-ffff8f3220480000.batch_stats=
snapshot_time:            1787399283.091624584 secs.nsecs
start_time:               1787399206.108151413 secs.nsecs
elapsed_time:             76.983473171 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  26  26
2:		         5  16  43
4:		         1   3  46
8:		         2   6  53
16:		         1   3  56
32:		         7  23  80
64:		         6  20 100
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