== sanity test 123ab: verify statahead work by using statx ========================================================== 20:25:21 (1787444721)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8d654666f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d654666f000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.36 seconds: 42.43 ops/second
llite.lustre-ffff8d654666f000.statahead_max=0
100

real	0m1.698s
user	0m0.007s
sys	0m0.281s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8d654666f000.statahead_max=128
llite.lustre-ffff8d654666f000.statahead_max=128
100

real	0m0.627s
user	0m0.002s
sys	0m0.153s
'statx -l' 100 files with statahead: 0 sec
statahead total: 137
statahead wrong: 2
agl total: 133
list_total: 27
fname_total: 97
hit_total: 1706
miss_total: 1534
swrong=2 ewrong=2
total: 900 open/close in 9.91 seconds: 90.83 ops/second
llite.lustre-ffff8d654666f000.statahead_max=0
1000

real	0m19.806s
user	0m0.072s
sys	0m2.625s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff8d654666f000.statahead_max=128
llite.lustre-ffff8d654666f000.statahead_max=128
1000

real	0m5.858s
user	0m0.079s
sys	0m1.278s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 138
statahead wrong: 2
agl total: 134
list_total: 28
fname_total: 97
hit_total: 2705
miss_total: 1534
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8d654666f000.statahead_stats=
statahead total: 138
statahead wrong: 2
agl total: 134
list_total: 28
fname_total: 97
hit_total: 2705
miss_total: 1534
mdc.lustre-MDT0000-mdc-ffff8d654666f000.batch_stats=
snapshot_time:            1787444801.998646913 secs.nsecs
start_time:               1787444724.980488201 secs.nsecs
elapsed_time:             77.018158712 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         2   9  13
4:		         1   4  18
8:		         2   9  27
16:		         2   9  36
32:		         3  13  50
64:		        11  50 100
mdc.lustre-MDT0001-mdc-ffff8d654666f000.batch_stats=
snapshot_time:            1787444801.998973206 secs.nsecs
start_time:               1787444724.980591489 secs.nsecs
elapsed_time:             77.018381717 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         2   9   9
4:		         3  13  22
8:		         2   9  31
16:		         1   4  36
32:		         5  22  59
64:		         9  40 100
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