== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:10:22 (1746144622)
llite.lustre-ffff8800aa884000.statahead_max=1024
llite.lustre-ffff8800aa884000.statahead_batch_max=32
llite.lustre-ffff8800aa884000.statahead_min=64
llite.lustre-ffff8800aa884000.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
total: 1000 create in 2.65 seconds: 377.66 ops/second
llite.lustre-ffff8800aa884000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800aa884000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800aa884000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1746144628.588352356 secs.nsecs
start_time:               1746144627.220931038 secs.nsecs
elapsed_time:             1.367421318 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         4   4   8
4:		        10  12  20
8:		         4   4  25
16:		         0   0  25
32:		        61  74 100
snapshot_time:            1746144628.589633243 secs.nsecs
start_time:               1746144627.221027447 secs.nsecs
elapsed_time:             1.368605796 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1746144659.067718890 secs.nsecs
start_time:               1746144627.220931038 secs.nsecs
elapsed_time:             31.846787852 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         4   4   9
4:		        10  12  21
8:		         4   4  26
16:		         0   0  26
32:		        61  73 100
snapshot_time:            1746144659.067835688 secs.nsecs
start_time:               1746144627.221027447 secs.nsecs
elapsed_time:             31.846808241 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity 1000
- aheadmany -c stat -N -s 0 -e 1000 -b f123i.sanity -d /mnt/lustre/d123i.sanity
total: 1000 create in 3.28 seconds: 304.99 ops/second
llite.lustre-ffff8800aa884000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800aa884000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800aa884000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1746144665.717981035 secs.nsecs
start_time:               1746144664.496021538 secs.nsecs
elapsed_time:             1.221959497 secs.nsecs
subreqs per batch   batches   % cum %
1:		        17  17  17
2:		         3   3  20
4:		         4   4  25
8:		         9   9  34
16:		         4   4  38
32:		        59  61 100
snapshot_time:            1746144665.718088998 secs.nsecs
start_time:               1746144664.496088163 secs.nsecs
elapsed_time:             1.222000835 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1746144696.613725972 secs.nsecs
start_time:               1746144664.496021538 secs.nsecs
elapsed_time:             32.117704434 secs.nsecs
subreqs per batch   batches   % cum %
1:		        18  18  18
2:		         3   3  21
4:		         4   4  25
8:		         9   9  35
16:		         4   4  39
32:		        59  60 100
snapshot_time:            1746144696.613818642 secs.nsecs
start_time:               1746144664.496088163 secs.nsecs
elapsed_time:             32.117730479 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746144700 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1746144705 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff8800aa884000.enable_statahead_fname=1
llite.lustre-ffff8800aa884000.statahead_min=8
llite.lustre-ffff8800aa884000.statahead_batch_max=64
llite.lustre-ffff8800aa884000.statahead_max=128