== sanity test 123aa: verify statahead work ============== 16:56:57 (1746133017)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88012e3f3800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012e3f3800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.18 seconds: 84.83 ops/second
llite.lustre-ffff88012e3f3800.statahead_max=0
101

real	0m0.940s
user	0m0.004s
sys	0m0.266s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff88012e3f3800.statahead_max=128
128
101

real	0m0.379s
user	0m0.007s
sys	0m0.125s
ls -l 100 files with statahead: 1 sec
statahead total: 124
statahead wrong: 2
agl total: 124
list_total: 26
fname_total: 98
hit_total: 850
miss_total: 1334
total: 900 open/close in 5.11 seconds: 176.06 ops/second
llite.lustre-ffff88012e3f3800.statahead_max=0
1001

real	0m12.184s
user	0m0.104s
sys	0m2.849s
ls -l 1000 files without statahead: 12 sec
llite.lustre-ffff88012e3f3800.statahead_max=128
128
1001

real	0m1.853s
user	0m0.028s
sys	0m1.062s
ls -l 1000 files with statahead: 2 sec
statahead total: 125
statahead wrong: 2
agl total: 125
list_total: 27
fname_total: 98
hit_total: 1849
miss_total: 1335
 - open/close 1557 (time 1746133056.13 total 10.00 last 155.69)
total: 3000 open/close in 18.79 seconds: 159.69 ops/second
llite.lustre-ffff88012e3f3800.statahead_max=0
4001

real	0m44.084s
user	0m0.609s
sys	0m10.309s
ls -l 4000 files without statahead: 44 sec
llite.lustre-ffff88012e3f3800.statahead_max=128
128
4001

real	0m7.944s
user	0m0.101s
sys	0m4.373s
ls -l 4000 files with statahead: 8 sec
statahead total: 126
statahead wrong: 2
agl total: 126
list_total: 28
fname_total: 98
hit_total: 5848
miss_total: 1336
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 35 seconds
llite.lustre-ffff88012e3f3800.statahead_stats=
statahead total: 126
statahead wrong: 2
agl total: 126
list_total: 28
fname_total: 98
hit_total: 5848
miss_total: 1336
mdc.lustre-MDT0000-mdc-ffff88012e3f3800.batch_stats=
snapshot_time:            1746133157.557702178 secs.nsecs
start_time:               1746133019.152460035 secs.nsecs
elapsed_time:             138.405242143 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  13  13
2:		         3   3  16
4:		         4   4  20
8:		         2   2  22
16:		         1   1  23
32:		        37  40  64
64:		        33  35 100
mdc.lustre-MDT0001-mdc-ffff88012e3f3800.batch_stats=
snapshot_time:            1746133157.557878101 secs.nsecs
start_time:               1746133019.152529707 secs.nsecs
elapsed_time:             138.405348394 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   8   8
2:		         1   1   9
4:		         2   2  12
8:		         5   5  17
16:		         4   4  21
32:		        12  13  35
64:		        59  64 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536