== sanity test 123ab: verify statahead work by using statx ========================================================== 19:54:20 (1786751660)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8be2ce6e9000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8be2ce6e9000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.32 seconds: 43.14 ops/second
llite.lustre-ffff8be2ce6e9000.statahead_max=0
100

real	0m1.725s
user	0m0.005s
sys	0m0.301s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8be2ce6e9000.statahead_max=128
llite.lustre-ffff8be2ce6e9000.statahead_max=128
100

real	0m0.786s
user	0m0.003s
sys	0m0.155s
'statx -l' 100 files with statahead: 0 sec
statahead total: 120
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 85
hit_total: 1628
miss_total: 1495
swrong=2 ewrong=2
 - open/close 838 (time 1786751685.26 total 10.01 last 83.73)
total: 900 open/close in 11.10 seconds: 81.10 ops/second
llite.lustre-ffff8be2ce6e9000.statahead_max=0
1000

real	0m18.936s
user	0m0.082s
sys	0m2.912s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff8be2ce6e9000.statahead_max=128
llite.lustre-ffff8be2ce6e9000.statahead_max=128
1000

real	0m6.128s
user	0m0.069s
sys	0m1.474s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 121
statahead wrong: 2
agl total: 117
list_total: 29
fname_total: 85
hit_total: 2627
miss_total: 1495
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff8be2ce6e9000.statahead_stats=
statahead total: 121
statahead wrong: 2
agl total: 117
list_total: 29
fname_total: 85
hit_total: 2627
miss_total: 1495
mdc.lustre-MDT0000-mdc-ffff8be2ce6e9000.batch_stats=
snapshot_time:            1786751742.031246638 secs.nsecs
start_time:               1786751664.725300365 secs.nsecs
elapsed_time:             77.305946273 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         1   4  20
4:		         1   4  24
8:		         3  12  36
16:		         1   4  40
32:		         3  12  52
64:		        12  48 100
mdc.lustre-MDT0001-mdc-ffff8be2ce6e9000.batch_stats=
snapshot_time:            1786751742.031312995 secs.nsecs
start_time:               1786751664.725373515 secs.nsecs
elapsed_time:             77.305939480 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  21  21
2:		         1   4  26
4:		         2   8  34
8:		         0   0  34
16:		         2   8  43
32:		         8  34  78
64:		         5  21 100
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