== sanity test 123ab: verify statahead work by using statx ========================================================== 05:30:45 (1788514245)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff992e90811800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff992e90811800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.69 seconds: 37.18 ops/second
llite.lustre-ffff992e90811800.statahead_max=0
100

real	0m2.189s
user	0m0.010s
sys	0m0.327s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff992e90811800.statahead_max=128
llite.lustre-ffff992e90811800.statahead_max=128
100

real	0m1.101s
user	0m0.011s
sys	0m0.186s
'statx -l' 100 files with statahead: 1 sec
statahead total: 116
statahead wrong: 2
agl total: 112
list_total: 28
fname_total: 88
hit_total: 1339
miss_total: 1432
swrong=2 ewrong=2
total: 900 open/close in 9.82 seconds: 91.63 ops/second
llite.lustre-ffff992e90811800.statahead_max=0
1000

real	0m18.946s
user	0m0.085s
sys	0m2.865s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff992e90811800.statahead_max=128
llite.lustre-ffff992e90811800.statahead_max=128
1000

real	0m7.259s
user	0m0.073s
sys	0m1.588s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 117
statahead wrong: 2
agl total: 113
list_total: 29
fname_total: 88
hit_total: 2338
miss_total: 1432
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff992e90811800.statahead_stats=
statahead total: 117
statahead wrong: 2
agl total: 113
list_total: 29
fname_total: 88
hit_total: 2338
miss_total: 1432
mdc.lustre-MDT0000-mdc-ffff992e90811800.batch_stats=
snapshot_time:            1788514334.465505250 secs.nsecs
start_time:               1788514250.720206195 secs.nsecs
elapsed_time:             83.745299055 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  32  32
2:		         1   2  35
4:		         1   2  38
8:		         4  11  50
16:		         2   5  55
32:		         5  14  70
64:		        10  29 100
mdc.lustre-MDT0001-mdc-ffff992e90811800.batch_stats=
snapshot_time:            1788514334.465624887 secs.nsecs
start_time:               1788514250.720328011 secs.nsecs
elapsed_time:             83.745296876 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         5  20  36
4:		         2   8  44
8:		         0   0  44
16:		         1   4  48
32:		         6  24  72
64:		         7  28 100
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