== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:54:57 (1758815697)
llite.lustre-ffff91d54517b800.statahead_max=1024
llite.lustre-ffff91d54517b800.statahead_batch_max=32
llite.lustre-ffff91d54517b800.statahead_min=64
llite.lustre-ffff91d54517b800.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 5.29 seconds: 188.88 ops/second
llite.lustre-ffff91d54517b800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff91d54517b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff91d54517b800.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:            1758815710.666728367 secs.nsecs
start_time:               1758815707.937428200 secs.nsecs
elapsed_time:             2.729300167 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         1   1   3
4:		         8   9  13
8:		        11  13  26
16:		         2   2  28
32:		        59  71 100
snapshot_time:            1758815710.666782752 secs.nsecs
start_time:               1758815707.937522950 secs.nsecs
elapsed_time:             2.729259802 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: 0
list_total: 0
fname_total: 1
hit_total: 993
miss_total: 2
snapshot_time:            1758815741.981730677 secs.nsecs
start_time:               1758815707.937428200 secs.nsecs
elapsed_time:             34.044302477 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         1   1   4
4:		         8   9  14
8:		        11  13  27
16:		         2   2  29
32:		        59  70 100
snapshot_time:            1758815741.981793917 secs.nsecs
start_time:               1758815707.937522950 secs.nsecs
elapsed_time:             34.044270967 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 5.85 seconds: 170.80 ops/second
llite.lustre-ffff91d54517b800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff91d54517b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff91d54517b800.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:            1758815757.620713498 secs.nsecs
start_time:               1758815754.152904850 secs.nsecs
elapsed_time:             3.467808648 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         1   1   4
4:		         0   0   4
8:		         3   4   8
16:		         6   8  16
32:		        61  83 100
snapshot_time:            1758815757.620787342 secs.nsecs
start_time:               1758815754.153003435 secs.nsecs
elapsed_time:             3.467783907 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 ''
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:            1758815788.991406537 secs.nsecs
start_time:               1758815754.152904850 secs.nsecs
elapsed_time:             34.838501687 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   4   4
2:		         1   1   5
4:		         0   0   5
8:		         3   4   9
16:		         6   8  17
32:		        61  82 100
snapshot_time:            1758815788.991475307 secs.nsecs
start_time:               1758815754.153003435 secs.nsecs
elapsed_time:             34.838471872 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1758815796 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1758815805 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff91d54517b800.enable_statahead_fname=1
llite.lustre-ffff91d54517b800.statahead_min=8
llite.lustre-ffff91d54517b800.statahead_batch_max=64
llite.lustre-ffff91d54517b800.statahead_max=128