== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:04:52 (1758816292)
llite.lustre-ffff9da2c71d0800.statahead_max=1024
llite.lustre-ffff9da2c71d0800.statahead_batch_max=32
llite.lustre-ffff9da2c71d0800.statahead_min=64
llite.lustre-ffff9da2c71d0800.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 6.59 seconds: 151.70 ops/second
llite.lustre-ffff9da2c71d0800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9da2c71d0800.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: 0
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1758816306.322322248 secs.nsecs
start_time:               1758816303.552072542 secs.nsecs
elapsed_time:             2.770249706 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         7   8  14
4:		         4   4  19
8:		         5   5  25
16:		         2   2  27
32:		        61  72 100
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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1758816337.599502759 secs.nsecs
start_time:               1758816303.552072542 secs.nsecs
elapsed_time:             34.047430217 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   7   7
2:		         7   8  15
4:		         4   4  20
8:		         5   5  25
16:		         2   2  28
32:		        61  71 100
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 6.28 seconds: 159.16 ops/second
llite.lustre-ffff9da2c71d0800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9da2c71d0800.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:            1758816350.869922402 secs.nsecs
start_time:               1758816348.215429378 secs.nsecs
elapsed_time:             2.654493024 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         1   1   2
4:		         3   3   6
8:		         9  11  17
16:		         5   6  24
32:		        60  75 100
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: 995
miss_total: 0
snapshot_time:            1758816381.240655928 secs.nsecs
start_time:               1758816348.215429378 secs.nsecs
elapsed_time:             33.025226550 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         1   1   3
4:		         3   3   7
8:		         9  11  18
16:		         5   6  25
32:		        60  75 100
 - unlinked 0 (time 1758816387 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1758816396 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9da2c71d0800.enable_statahead_fname=1
llite.lustre-ffff9da2c71d0800.statahead_min=8
llite.lustre-ffff9da2c71d0800.statahead_batch_max=64
llite.lustre-ffff9da2c71d0800.statahead_max=128