== sanity test 123ab: verify statahead work by using statx ========================================================== 14:26:58 (1783967218)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c11847cf800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c11847cf800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.49 seconds: 40.24 ops/second
llite.lustre-ffff8c11847cf800.statahead_max=0
100

real	0m2.512s
user	0m0.010s
sys	0m0.305s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8c11847cf800.statahead_max=128
llite.lustre-ffff8c11847cf800.statahead_max=128
100

real	0m0.746s
user	0m0.006s
sys	0m0.156s
'statx -l' 100 files with statahead: 1 sec
statahead total: 99
statahead wrong: 2
agl total: 96
list_total: 27
fname_total: 70
hit_total: 2410
miss_total: 1282
swrong=2 ewrong=2
 - open/close 870 (time 1783967244.54 total 10.01 last 86.94)
total: 900 open/close in 10.32 seconds: 87.24 ops/second
llite.lustre-ffff8c11847cf800.statahead_max=0
1000

real	0m24.105s
user	0m0.070s
sys	0m2.900s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff8c11847cf800.statahead_max=128
llite.lustre-ffff8c11847cf800.statahead_max=128
1000

real	0m6.097s
user	0m0.050s
sys	0m1.383s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 100
statahead wrong: 2
agl total: 97
list_total: 28
fname_total: 70
hit_total: 3409
miss_total: 1282
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8c11847cf800.statahead_stats=
statahead total: 100
statahead wrong: 2
agl total: 97
list_total: 28
fname_total: 70
hit_total: 3409
miss_total: 1282
mdc.lustre-MDT0000-mdc-ffff8c11847cf800.batch_stats=
snapshot_time:            1783967304.315106572 secs.nsecs
start_time:               1783967223.064226776 secs.nsecs
elapsed_time:             81.250879796 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  13  13
2:		         5  17  31
4:		         1   3  34
8:		         4  13  48
16:		         1   3  51
32:		         6  20  72
64:		         8  27 100
mdc.lustre-MDT0001-mdc-ffff8c11847cf800.batch_stats=
snapshot_time:            1783967304.315167110 secs.nsecs
start_time:               1783967223.064306458 secs.nsecs
elapsed_time:             81.250860652 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  34  34
2:		         2   6  40
4:		         4  12  53
8:		         1   3  56
16:		         0   0  56
32:		         4  12  68
64:		        10  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