== sanity test 123ab: verify statahead work by using statx ========================================================== 15:09:22 (1777576162)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff94d802b8a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff94d802b8a000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.93 seconds: 34.16 ops/second
llite.lustre-ffff94d802b8a000.statahead_max=0
100

real	0m3.125s
user	0m0.008s
sys	0m0.312s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff94d802b8a000.statahead_max=128
llite.lustre-ffff94d802b8a000.statahead_max=128
100

real	0m0.826s
user	0m0.010s
sys	0m0.160s
'statx -l' 100 files with statahead: 1 sec
statahead total: 57
statahead wrong: 1
agl total: 53
list_total: 18
fname_total: 39
hit_total: 1642
miss_total: 179
swrong=1 ewrong=1
 - open/close 673 (time 1777576191.71 total 10.00 last 67.28)
total: 900 open/close in 13.65 seconds: 65.91 ops/second
llite.lustre-ffff94d802b8a000.statahead_max=0
1000

real	0m26.298s
user	0m0.082s
sys	0m3.071s
'statx -l' 1000 files without statahead: 27 sec
llite.lustre-ffff94d802b8a000.statahead_max=128
llite.lustre-ffff94d802b8a000.statahead_max=128
1000

real	0m5.855s
user	0m0.065s
sys	0m1.418s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 58
statahead wrong: 1
agl total: 54
list_total: 19
fname_total: 39
hit_total: 2641
miss_total: 179
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff94d802b8a000.statahead_stats=
statahead total: 58
statahead wrong: 1
agl total: 54
list_total: 19
fname_total: 39
hit_total: 2641
miss_total: 179
mdc.lustre-MDT0000-mdc-ffff94d802b8a000.batch_stats=
snapshot_time:            1777576265.311823158 secs.nsecs
start_time:               1777576167.927394921 secs.nsecs
elapsed_time:             97.384428237 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8  25  25
2:		         0   0  25
4:		         1   3  28
8:		         5  15  43
16:		         1   3  46
32:		         4  12  59
64:		        13  40 100
mdc.lustre-MDT0001-mdc-ffff94d802b8a000.batch_stats=
snapshot_time:            1777576265.311887877 secs.nsecs
start_time:               1777576167.927520578 secs.nsecs
elapsed_time:             97.384367299 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8  26  26
2:		         5  16  43
4:		         2   6  50
8:		         1   3  53
16:		         1   3  56
32:		        10  33  90
64:		         3  10 100
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