== sanity test 123ab: verify statahead work by using statx ========================================================== 10:46:17 (1786805177)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9f64d0b0c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f64d0b0c800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.90 seconds: 52.72 ops/second
llite.lustre-ffff9f64d0b0c800.statahead_max=0
100

real	0m1.854s
user	0m0.013s
sys	0m0.306s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9f64d0b0c800.statahead_max=128
llite.lustre-ffff9f64d0b0c800.statahead_max=128
100

real	0m0.552s
user	0m0.009s
sys	0m0.166s
'statx -l' 100 files with statahead: 1 sec
statahead total: 101
statahead wrong: 1
agl total: 96
list_total: 27
fname_total: 72
hit_total: 1390
miss_total: 252
swrong=1 ewrong=1
 - open/close 883 (time 1786805200.63 total 10.00 last 88.28)
total: 900 open/close in 10.17 seconds: 88.46 ops/second
llite.lustre-ffff9f64d0b0c800.statahead_max=0
1000

real	0m18.557s
user	0m0.067s
sys	0m2.903s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff9f64d0b0c800.statahead_max=128
llite.lustre-ffff9f64d0b0c800.statahead_max=128
1000

real	0m4.884s
user	0m0.053s
sys	0m1.451s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 102
statahead wrong: 1
agl total: 97
list_total: 28
fname_total: 72
hit_total: 2389
miss_total: 252
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff9f64d0b0c800.statahead_stats=
statahead total: 102
statahead wrong: 1
agl total: 97
list_total: 28
fname_total: 72
hit_total: 2389
miss_total: 252
mdc.lustre-MDT0000-mdc-ffff9f64d0b0c800.batch_stats=
snapshot_time:            1786805250.443847475 secs.nsecs
start_time:               1786805181.010569426 secs.nsecs
elapsed_time:             69.433278049 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  10  10
2:		         1   3  14
4:		         5  17  32
8:		         2   7  39
16:		         3  10  50
32:		         4  14  64
64:		        10  35 100
mdc.lustre-MDT0001-mdc-ffff9f64d0b0c800.batch_stats=
snapshot_time:            1786805250.443920671 secs.nsecs
start_time:               1786805181.010648246 secs.nsecs
elapsed_time:             69.433272425 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  13  13
2:		         0   0  13
4:		         1   3  17
8:		         5  17  34
16:		         4  13  48
32:		         9  31  79
64:		         6  20 100
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