== sanity test 123ab: verify statahead work by using statx ========================================================== 05:31:00 (1788514260)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9d232ec32000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d232ec32000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.09 seconds: 32.32 ops/second
llite.lustre-ffff9d232ec32000.statahead_max=0
100

real	0m3.410s
user	0m0.013s
sys	0m0.348s
'statx -l' 100 files without statahead: 4 sec
llite.lustre-ffff9d232ec32000.statahead_max=128
llite.lustre-ffff9d232ec32000.statahead_max=128
100

real	0m1.018s
user	0m0.006s
sys	0m0.147s
'statx -l' 100 files with statahead: 1 sec
statahead total: 126
statahead wrong: 2
agl total: 123
list_total: 26
fname_total: 86
hit_total: 2080
miss_total: 1267
swrong=2 ewrong=2
 - open/close 632 (time 1788514290.12 total 10.01 last 63.15)
total: 900 open/close in 14.48 seconds: 62.14 ops/second
llite.lustre-ffff9d232ec32000.statahead_max=0
1000

real	0m23.757s
user	0m0.075s
sys	0m3.081s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffff9d232ec32000.statahead_max=128
llite.lustre-ffff9d232ec32000.statahead_max=128
1000

real	0m6.623s
user	0m0.097s
sys	0m1.694s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 127
statahead wrong: 2
agl total: 124
list_total: 27
fname_total: 86
hit_total: 3079
miss_total: 1267
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff9d232ec32000.statahead_stats=
statahead total: 127
statahead wrong: 2
agl total: 124
list_total: 27
fname_total: 86
hit_total: 3079
miss_total: 1267
mdc.lustre-MDT0000-mdc-ffff9d232ec32000.batch_stats=
snapshot_time:            1788514361.413398728 secs.nsecs
start_time:               1788514265.153076706 secs.nsecs
elapsed_time:             96.260322022 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         0   0  16
8:		         3  12  29
16:		         3  12  41
32:		         2   8  50
64:		        12  50 100
mdc.lustre-MDT0001-mdc-ffff9d232ec32000.batch_stats=
snapshot_time:            1788514361.413460395 secs.nsecs
start_time:               1788514265.153208984 secs.nsecs
elapsed_time:             96.260251411 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  22  22
2:		         0   0  22
4:		         3  13  36
8:		         0   0  36
16:		         1   4  40
32:		         6  27  68
64:		         7  31 100
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