== sanity test 123ab: verify statahead work by using statx ========================================================== 01:29:37 (1788845377)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff918111dcf000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff918111dcf000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.85 seconds: 35.14 ops/second
llite.lustre-ffff918111dcf000.statahead_max=0
100

real	0m3.057s
user	0m0.014s
sys	0m0.317s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff918111dcf000.statahead_max=128
llite.lustre-ffff918111dcf000.statahead_max=128
100

real	0m0.859s
user	0m0.008s
sys	0m0.169s
'statx -l' 100 files with statahead: 1 sec
statahead total: 148
statahead wrong: 2
agl total: 141
list_total: 27
fname_total: 113
hit_total: 1913
miss_total: 1686
swrong=2 ewrong=2
 - open/close 662 (time 1788845407.89 total 10.00 last 66.18)
total: 900 open/close in 13.75 seconds: 65.46 ops/second
llite.lustre-ffff918111dcf000.statahead_max=0
1000

real	0m25.502s
user	0m0.097s
sys	0m3.036s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff918111dcf000.statahead_max=128
llite.lustre-ffff918111dcf000.statahead_max=128
1000

real	0m5.747s
user	0m0.060s
sys	0m1.280s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 149
statahead wrong: 2
agl total: 142
list_total: 28
fname_total: 113
hit_total: 2912
miss_total: 1686
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff918111dcf000.statahead_stats=
statahead total: 149
statahead wrong: 2
agl total: 142
list_total: 28
fname_total: 113
hit_total: 2912
miss_total: 1686
mdc.lustre-MDT0000-mdc-ffff918111dcf000.batch_stats=
snapshot_time:            1788845478.992785552 secs.nsecs
start_time:               1788845383.144963977 secs.nsecs
elapsed_time:             95.847821575 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         1   4   9
4:		         2   9  19
8:		         2   9  28
16:		         1   4  33
32:		         6  28  61
64:		         8  38 100
mdc.lustre-MDT0001-mdc-ffff918111dcf000.batch_stats=
snapshot_time:            1788845478.993400326 secs.nsecs
start_time:               1788845383.145114480 secs.nsecs
elapsed_time:             95.848285846 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   9   9
2:		         0   0   9
4:		         1   4  13
8:		         4  18  31
16:		         1   4  36
32:		         2   9  45
64:		        12  54 100
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