== sanity test 123ab: verify statahead work by using statx ========================================================== 02:28:16 (1787120896)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9b9298325000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b9298325000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.03 seconds: 33.00 ops/second
llite.lustre-ffff9b9298325000.statahead_max=0
100

real	0m2.588s
user	0m0.011s
sys	0m0.340s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff9b9298325000.statahead_max=128
llite.lustre-ffff9b9298325000.statahead_max=128
100

real	0m1.025s
user	0m0.011s
sys	0m0.171s
'statx -l' 100 files with statahead: 1 sec
statahead total: 139
statahead wrong: 2
agl total: 135
list_total: 27
fname_total: 112
hit_total: 1860
miss_total: 1683
swrong=2 ewrong=2
 - open/close 624 (time 1787120924.31 total 10.01 last 62.33)
total: 900 open/close in 14.36 seconds: 62.70 ops/second
llite.lustre-ffff9b9298325000.statahead_max=0
1000

real	0m25.066s
user	0m0.091s
sys	0m3.277s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff9b9298325000.statahead_max=128
llite.lustre-ffff9b9298325000.statahead_max=128
1000

real	0m7.240s
user	0m0.088s
sys	0m1.630s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 28
fname_total: 112
hit_total: 2859
miss_total: 1683
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff9b9298325000.statahead_stats=
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 28
fname_total: 112
hit_total: 2859
miss_total: 1683
mdc.lustre-MDT0000-mdc-ffff9b9298325000.batch_stats=
snapshot_time:            1787120998.353057241 secs.nsecs
start_time:               1787120900.885738721 secs.nsecs
elapsed_time:             97.467318520 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         0   0   8
4:		         2   8  16
8:		         3  12  29
16:		         2   8  37
32:		         2   8  45
64:		        13  54 100
mdc.lustre-MDT0001-mdc-ffff9b9298325000.batch_stats=
snapshot_time:            1787120998.353130056 secs.nsecs
start_time:               1787120900.885871130 secs.nsecs
elapsed_time:             97.467258926 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  28  28
2:		         1   4  32
4:		         1   4  36
8:		         1   4  40
16:		         2   8  48
32:		         7  28  76
64:		         6  24 100
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