== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:22:07 (1736788927)
llite.lustre-ffff88012c8d2800.statahead_max=1024
llite.lustre-ffff88012c8d2800.statahead_batch_max=32
llite.lustre-ffff88012c8d2800.statahead_min=64
llite.lustre-ffff88012c8d2800.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 1.95 seconds: 512.96 ops/second
llite.lustre-ffff88012c8d2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012c8d2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012c8d2800.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:            1736788932.647088526 secs.nsecs
start_time:               1736788931.887583113 secs.nsecs
elapsed_time:             0.759505413 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         2   2   6
4:		        19  21  28
8:		         2   2  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1736788932.647292052 secs.nsecs
start_time:               1736788931.887732863 secs.nsecs
elapsed_time:             0.759559189 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:            1736788962.781654448 secs.nsecs
start_time:               1736788931.887583113 secs.nsecs
elapsed_time:             30.894071335 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         2   2   7
4:		        19  21  29
8:		         2   2  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1736788962.781790540 secs.nsecs
start_time:               1736788931.887732863 secs.nsecs
elapsed_time:             30.894057677 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 0.98 seconds: 1024.61 ops/second
llite.lustre-ffff88012c8d2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88012c8d2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012c8d2800.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:            1736788965.133535378 secs.nsecs
start_time:               1736788964.702895076 secs.nsecs
elapsed_time:             0.430640302 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  12  12
2:		         3   3  15
4:		         3   3  18
8:		        19  19  38
16:		         1   1  39
32:		        58  60 100
snapshot_time:            1736788965.133640191 secs.nsecs
start_time:               1736788964.702972993 secs.nsecs
elapsed_time:             0.430667198 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:            1736788995.331111548 secs.nsecs
start_time:               1736788964.702895076 secs.nsecs
elapsed_time:             30.628216472 secs.nsecs
subreqs per batch   batches   % cum %
1:		        13  13  13
2:		         3   3  16
4:		         3   3  19
8:		        19  19  39
16:		         1   1  40
32:		        58  59 100
snapshot_time:            1736788995.331213997 secs.nsecs
start_time:               1736788964.702972993 secs.nsecs
elapsed_time:             30.628241004 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1736788997 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1736789000 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff88012c8d2800.enable_statahead_fname=1
llite.lustre-ffff88012c8d2800.statahead_min=8
llite.lustre-ffff88012c8d2800.statahead_batch_max=64
llite.lustre-ffff88012c8d2800.statahead_max=128