== sanity test 123ab: verify statahead work by using statx ========================================================== 21:05:32 (1763085932)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff979718357800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff979718357800.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.66 seconds: 151.23 ops/second
llite.lustre-ffff979718357800.statahead_max=0
100

real	0m0.563s
user	0m0.004s
sys	0m0.195s
statx -l 100 files without statahead: 0 sec
llite.lustre-ffff979718357800.statahead_max=128
128
100

real	0m0.348s
user	0m0.005s
sys	0m0.140s
statx -l 100 files with statahead: 0 sec
statahead total: 79
statahead wrong: 1
agl total: 77
list_total: 26
fname_total: 48
hit_total: 11655
miss_total: 242
total: 900 open/close in 2.03 seconds: 444.30 ops/second
llite.lustre-ffff979718357800.statahead_max=0
1000

real	0m6.322s
user	0m0.083s
sys	0m2.096s
statx -l 1000 files without statahead: 7 sec
llite.lustre-ffff979718357800.statahead_max=128
128
1000

real	0m2.593s
user	0m0.040s
sys	0m1.525s
statx -l 1000 files with statahead: 2 sec
statahead total: 80
statahead wrong: 1
agl total: 78
list_total: 27
fname_total: 48
hit_total: 12654
miss_total: 242
 - open/close 3518 (time 1763085961.17 total 10.00 last 351.72)
 - open/close 7482 (time 1763085971.17 total 20.00 last 396.34)
total: 9000 open/close in 23.89 seconds: 376.72 ops/second
llite.lustre-ffff979718357800.statahead_max=0
10000

real	1m8.440s
user	0m0.701s
sys	0m21.903s
statx -l 10000 files without statahead: 68 sec
llite.lustre-ffff979718357800.statahead_max=128
128
10000

real	0m26.344s
user	0m0.306s
sys	0m14.959s
statx -l 10000 files with statahead: 27 sec
statahead total: 81
statahead wrong: 1
agl total: 79
list_total: 28
fname_total: 48
hit_total: 22653
miss_total: 242
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 63 seconds
llite.lustre-ffff979718357800.statahead_stats=
statahead total: 81
statahead wrong: 1
agl total: 79
list_total: 28
fname_total: 48
hit_total: 22653
miss_total: 242
mdc.lustre-MDT0000-mdc-ffff979718357800.batch_stats=
snapshot_time:            1763086143.713877362 secs.nsecs
start_time:               1763085933.605583372 secs.nsecs
elapsed_time:             210.108293990 secs.nsecs
subreqs per batch   batches   % cum %
1:		       114  39  39
2:		        13   4  44
4:		         2   0  45
8:		         6   2  47
16:		         1   0  47
32:		        35  12  59
64:		       115  40 100
mdc.lustre-MDT0001-mdc-ffff979718357800.batch_stats=
snapshot_time:            1763086143.713921237 secs.nsecs
start_time:               1763085933.605765780 secs.nsecs
elapsed_time:             210.108155457 secs.nsecs
subreqs per batch   batches   % cum %
1:		       131  44  44
2:		         9   3  47
4:		         6   2  49
8:		         1   0  49
16:		         0   0  49
32:		        41  13  63
64:		       108  36 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536