== sanity test 123ab: verify statahead work by using statx ========================================================== 18:09:28 (1787868568)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8d4ba30ec000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d4ba30ec000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.05 seconds: 48.75 ops/second
llite.lustre-ffff8d4ba30ec000.statahead_max=0
100

real	0m2.479s
user	0m0.010s
sys	0m0.279s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8d4ba30ec000.statahead_max=128
llite.lustre-ffff8d4ba30ec000.statahead_max=128
100

real	0m1.009s
user	0m0.006s
sys	0m0.163s
'statx -l' 100 files with statahead: 1 sec
statahead total: 124
statahead wrong: 2
agl total: 120
list_total: 27
fname_total: 88
hit_total: 2419
miss_total: 1278
swrong=2 ewrong=2
 - open/close 761 (time 1787868597.86 total 10.01 last 76.04)
total: 900 open/close in 11.62 seconds: 77.45 ops/second
llite.lustre-ffff8d4ba30ec000.statahead_max=0
1000

real	0m24.815s
user	0m0.079s
sys	0m2.699s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff8d4ba30ec000.statahead_max=128
llite.lustre-ffff8d4ba30ec000.statahead_max=128
1000

real	0m5.817s
user	0m0.059s
sys	0m1.057s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 125
statahead wrong: 2
agl total: 121
list_total: 28
fname_total: 88
hit_total: 3418
miss_total: 1278
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff8d4ba30ec000.statahead_stats=
statahead total: 125
statahead wrong: 2
agl total: 121
list_total: 28
fname_total: 88
hit_total: 3418
miss_total: 1278
mdc.lustre-MDT0000-mdc-ffff8d4ba30ec000.batch_stats=
snapshot_time:            1787868661.718823536 secs.nsecs
start_time:               1787868573.861782142 secs.nsecs
elapsed_time:             87.857041394 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  19  19
2:		         1   3  23
4:		         2   7  30
8:		         2   7  38
16:		         2   7  46
32:		         3  11  57
64:		        11  42 100
mdc.lustre-MDT0001-mdc-ffff8d4ba30ec000.batch_stats=
snapshot_time:            1787868661.718939286 secs.nsecs
start_time:               1787868573.862013083 secs.nsecs
elapsed_time:             87.856926203 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  23  23
2:		         0   0  23
4:		         2   9  33
8:		         1   4  38
16:		         0   0  38
32:		         6  28  66
64:		         7  33 100
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