== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:12:52 (1753434772)
llite.lustre-ffff8e2908222800.statahead_max=1024
llite.lustre-ffff8e2908222800.statahead_batch_max=32
llite.lustre-ffff8e2908222800.statahead_min=64
llite.lustre-ffff8e2908222800.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 6.25 seconds: 159.98 ops/second
llite.lustre-ffff8e2908222800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e2908222800.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:            1753434787.195585395 secs.nsecs
start_time:               1753434783.726025749 secs.nsecs
elapsed_time:             3.469559646 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         3   4   6
4:		         3   4  10
8:		         4   5  16
16:		         2   2  18
32:		        60  81 100
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:            1753434818.302365635 secs.nsecs
start_time:               1753434783.726025749 secs.nsecs
elapsed_time:             34.576339886 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   4   4
2:		         3   4   8
4:		         3   4  12
8:		         4   5  17
16:		         2   2  20
32:		        60  80 100
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 7.72 seconds: 129.47 ops/second
llite.lustre-ffff8e2908222800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e2908222800.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:            1753434832.361459746 secs.nsecs
start_time:               1753434829.969759870 secs.nsecs
elapsed_time:             2.391699876 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  12  12
2:		         3   3  15
4:		         5   5  21
8:		         4   4  25
16:		         6   6  32
32:		        60  67 100
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:            1753434863.135661255 secs.nsecs
start_time:               1753434829.969759870 secs.nsecs
elapsed_time:             33.165901385 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  13  13
2:		         3   3  16
4:		         5   5  22
8:		         4   4  26
16:		         6   6  33
32:		        60  66 100
 - unlinked 0 (time 1753434868 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1753434877 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8e2908222800.enable_statahead_fname=1
llite.lustre-ffff8e2908222800.statahead_min=8
llite.lustre-ffff8e2908222800.statahead_batch_max=64
llite.lustre-ffff8e2908222800.statahead_max=128