== sanity test 123ab: verify statahead work by using statx ========================================================== 20:51:03 (1784940663)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88d54665b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88d54665b000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.85 seconds: 35.09 ops/second
llite.lustre-ffff88d54665b000.statahead_max=0
100

real	0m2.950s
user	0m0.005s
sys	0m0.344s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff88d54665b000.statahead_max=128
llite.lustre-ffff88d54665b000.statahead_max=128
100

real	0m1.128s
user	0m0.007s
sys	0m0.174s
'statx -l' 100 files with statahead: 2 sec
statahead total: 143
statahead wrong: 2
agl total: 139
list_total: 27
fname_total: 114
hit_total: 1844
miss_total: 766
swrong=2 ewrong=2
 - open/close 628 (time 1784940691.17 total 10.02 last 62.69)
total: 900 open/close in 15.13 seconds: 59.47 ops/second
llite.lustre-ffff88d54665b000.statahead_max=0
1000

real	0m28.260s
user	0m0.094s
sys	0m3.099s
'statx -l' 1000 files without statahead: 29 sec
llite.lustre-ffff88d54665b000.statahead_max=128
llite.lustre-ffff88d54665b000.statahead_max=128
1000

real	0m7.542s
user	0m0.071s
sys	0m1.465s
'statx -l' 1000 files with statahead: 8 sec
statahead total: 144
statahead wrong: 2
agl total: 140
list_total: 28
fname_total: 114
hit_total: 2843
miss_total: 766
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff88d54665b000.statahead_stats=
statahead total: 144
statahead wrong: 2
agl total: 140
list_total: 28
fname_total: 114
hit_total: 2843
miss_total: 766
mdc.lustre-MDT0000-mdc-ffff88d54665b000.batch_stats=
snapshot_time:            1784940769.540878319 secs.nsecs
start_time:               1784940667.529716044 secs.nsecs
elapsed_time:             102.011162275 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  17  17
2:		         2   7  25
4:		         2   7  32
8:		         3  10  42
16:		         1   3  46
32:		         2   7  53
64:		        13  46 100
mdc.lustre-MDT0001-mdc-ffff88d54665b000.batch_stats=
snapshot_time:            1784940769.541072471 secs.nsecs
start_time:               1784940667.529976523 secs.nsecs
elapsed_time:             102.011095948 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  23  23
2:		         2   7  30
4:		         2   7  38
8:		         3  11  50
16:		         0   0  50
32:		         8  30  80
64:		         5  19 100
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