== sanity test 123ab: verify statahead work by using statx ========================================================== 18:16:09 (1786832169)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff96e0094ff000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff96e0094ff000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.49 seconds: 40.19 ops/second
llite.lustre-ffff96e0094ff000.statahead_max=0
100

real	0m1.875s
user	0m0.010s
sys	0m0.309s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff96e0094ff000.statahead_max=128
llite.lustre-ffff96e0094ff000.statahead_max=128
100

real	0m0.798s
user	0m0.003s
sys	0m0.191s
'statx -l' 100 files with statahead: 1 sec
statahead total: 101
statahead wrong: 2
agl total: 98
list_total: 26
fname_total: 75
hit_total: 2284
miss_total: 1252
swrong=2 ewrong=2
total: 900 open/close in 9.60 seconds: 93.76 ops/second
llite.lustre-ffff96e0094ff000.statahead_max=0
1000

real	0m18.441s
user	0m0.071s
sys	0m2.914s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff96e0094ff000.statahead_max=128
llite.lustre-ffff96e0094ff000.statahead_max=128
1000

real	0m4.909s
user	0m0.056s
sys	0m1.473s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 102
statahead wrong: 2
agl total: 99
list_total: 27
fname_total: 75
hit_total: 3283
miss_total: 1252
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff96e0094ff000.statahead_stats=
statahead total: 102
statahead wrong: 2
agl total: 99
list_total: 27
fname_total: 75
hit_total: 3283
miss_total: 1252
mdc.lustre-MDT0000-mdc-ffff96e0094ff000.batch_stats=
snapshot_time:            1786832243.671713868 secs.nsecs
start_time:               1786832173.042598548 secs.nsecs
elapsed_time:             70.629115320 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         1   4   8
4:		         3  13  21
8:		         2   8  30
16:		         1   4  34
32:		         8  34  69
64:		         7  30 100
mdc.lustre-MDT0001-mdc-ffff96e0094ff000.batch_stats=
snapshot_time:            1786832243.671887864 secs.nsecs
start_time:               1786832173.042753657 secs.nsecs
elapsed_time:             70.629134207 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         1   4  20
8:		         3  12  33
16:		         2   8  41
32:		         2   8  50
64:		        12  50 100
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