== sanity test 123ab: verify statahead work by using statx ========================================================== 11:56:32 (1781625392)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff963c91b03000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff963c91b03000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.50 seconds: 66.47 ops/second
llite.lustre-ffff963c91b03000.statahead_max=0
100

real	0m1.548s
user	0m0.016s
sys	0m0.331s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff963c91b03000.statahead_max=128
llite.lustre-ffff963c91b03000.statahead_max=128
100

real	0m0.532s
user	0m0.006s
sys	0m0.182s
'statx -l' 100 files with statahead: 1 sec
statahead total: 98
statahead wrong: 2
agl total: 96
list_total: 27
fname_total: 71
hit_total: 1929
miss_total: 991
swrong=2 ewrong=2
total: 900 open/close in 7.41 seconds: 121.51 ops/second
llite.lustre-ffff963c91b03000.statahead_max=0
1000

real	0m15.335s
user	0m0.083s
sys	0m2.979s
'statx -l' 1000 files without statahead: 15 sec
llite.lustre-ffff963c91b03000.statahead_max=128
llite.lustre-ffff963c91b03000.statahead_max=128
1000

real	0m3.767s
user	0m0.049s
sys	0m1.698s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 99
statahead wrong: 2
agl total: 97
list_total: 28
fname_total: 71
hit_total: 2928
miss_total: 991
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 10 seconds
llite.lustre-ffff963c91b03000.statahead_stats=
statahead total: 99
statahead wrong: 2
agl total: 97
list_total: 28
fname_total: 71
hit_total: 2928
miss_total: 991
mdc.lustre-MDT0000-mdc-ffff963c91b03000.batch_stats=
snapshot_time:            1781625444.423787653 secs.nsecs
start_time:               1781625394.653675250 secs.nsecs
elapsed_time:             49.770112403 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  25  25
2:		         3   9  35
4:		         2   6  41
8:		         3   9  51
16:		         1   3  54
32:		         1   3  58
64:		        13  41 100
mdc.lustre-MDT0001-mdc-ffff963c91b03000.batch_stats=
snapshot_time:            1781625444.423869996 secs.nsecs
start_time:               1781625394.653761893 secs.nsecs
elapsed_time:             49.770108103 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         3  12  29
4:		         4  16  45
8:		         0   0  45
16:		         0   0  45
32:		         7  29  75
64:		         6  25 100
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