== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:45:46 (1718855146)
llite.lustre-ffff88012b09f000.statahead_max=1024
llite.lustre-ffff88012b09f000.statahead_batch_max=32
llite.lustre-ffff88012b09f000.statahead_min=64
llite.lustre-ffff88012b09f000.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 1.97 seconds: 507.72 ops/second
llite.lustre-ffff88012b09f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012b09f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012b09f000.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:            1718855151.583034924 secs.nsecs
start_time:               1718855150.872087241 secs.nsecs
elapsed_time:             0.710947683 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         0   0   4
4:		        19  22  27
8:		         2   2  29
16:		         1   1  30
32:		        59  69 100
snapshot_time:            1718855151.583245764 secs.nsecs
start_time:               1718855150.872232918 secs.nsecs
elapsed_time:             0.711012846 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1718855181.929491336 secs.nsecs
start_time:               1718855150.872087241 secs.nsecs
elapsed_time:             31.057404095 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         0   0   5
4:		        19  22  27
8:		         2   2  30
16:		         1   1  31
32:		        59  68 100
snapshot_time:            1718855181.929713416 secs.nsecs
start_time:               1718855150.872232918 secs.nsecs
elapsed_time:             31.057480498 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 2.03 seconds: 492.37 ops/second
llite.lustre-ffff88012b09f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012b09f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012b09f000.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:            1718855186.022213978 secs.nsecs
start_time:               1718855185.558727451 secs.nsecs
elapsed_time:             0.463486527 secs.nsecs
subreqs per batch   batches   % cum %
1:		        15  15  15
2:		         1   1  16
4:		         2   2  18
8:		        16  16  35
16:		         3   3  38
32:		        58  61 100
snapshot_time:            1718855186.022401244 secs.nsecs
start_time:               1718855185.558951821 secs.nsecs
elapsed_time:             0.463449423 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: 995
miss_total: 0
snapshot_time:            1718855216.363281280 secs.nsecs
start_time:               1718855185.558727451 secs.nsecs
elapsed_time:             30.804553829 secs.nsecs
subreqs per batch   batches   % cum %
1:		        16  16  16
2:		         1   1  17
4:		         2   2  19
8:		        16  16  36
16:		         3   3  39
32:		        58  60 100
snapshot_time:            1718855216.363474947 secs.nsecs
start_time:               1718855185.558951821 secs.nsecs
elapsed_time:             30.804523126 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1718855219 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1718855222 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff88012b09f000.enable_statahead_fname=0
llite.lustre-ffff88012b09f000.statahead_min=8
llite.lustre-ffff88012b09f000.statahead_batch_max=64
llite.lustre-ffff88012b09f000.statahead_max=128