== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:08:07 (1786028887)
llite.lustre-ffff9e493eb75000.statahead_max=1024
llite.lustre-ffff9e493eb75000.statahead_batch_max=32
llite.lustre-ffff9e493eb75000.statahead_min=64
llite.lustre-ffff9e493eb75000.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 6.71 seconds: 148.93 ops/second
llite.lustre-ffff9e493eb75000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e493eb75000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e493eb75000.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:            1786028908.057504510 secs.nsecs
start_time:               1786028901.816826085 secs.nsecs
elapsed_time:             6.240678425 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         4   4  14
4:		        10  11  26
8:		         3   3  29
16:		         0   0  29
32:		        61  70 100
snapshot_time:            1786028908.057569517 secs.nsecs
start_time:               1786028901.816919933 secs.nsecs
elapsed_time:             6.240649584 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: 0
list_total: 0
fname_total: 1
hit_total: 993
miss_total: 2
snapshot_time:            1786028938.822513526 secs.nsecs
start_time:               1786028901.816826085 secs.nsecs
elapsed_time:             37.005687441 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         4   4  15
4:		        10  11  27
8:		         3   3  30
16:		         0   0  30
32:		        61  69 100
snapshot_time:            1786028938.822562845 secs.nsecs
start_time:               1786028901.816919933 secs.nsecs
elapsed_time:             37.005642912 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 5.63 seconds: 177.49 ops/second
llite.lustre-ffff9e493eb75000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e493eb75000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e493eb75000.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:            1786028955.449299021 secs.nsecs
start_time:               1786028951.255312638 secs.nsecs
elapsed_time:             4.193986383 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         5   5  13
4:		         6   6  19
8:		         9   9  29
16:		         7   7  36
32:		        58  63 100
snapshot_time:            1786028955.449363814 secs.nsecs
start_time:               1786028951.255418506 secs.nsecs
elapsed_time:             4.193945308 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: 994
miss_total: 1
snapshot_time:            1786028986.781391420 secs.nsecs
start_time:               1786028951.255312638 secs.nsecs
elapsed_time:             35.526078782 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         5   5  13
4:		         6   6  20
8:		         9   9  30
16:		         7   7  37
32:		        58  62 100
snapshot_time:            1786028986.781463967 secs.nsecs
start_time:               1786028951.255418506 secs.nsecs
elapsed_time:             35.526045461 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786028996 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1786029010 ; total 0 ; last 0)
total: 1000 unlinks in 16 seconds: 62.500000 unlinks/second
llite.lustre-ffff9e493eb75000.enable_statahead_fname=1
llite.lustre-ffff9e493eb75000.statahead_min=8
llite.lustre-ffff9e493eb75000.statahead_batch_max=64
llite.lustre-ffff9e493eb75000.statahead_max=128