== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:07:48 (1786187268)
llite.lustre-ffff8be5e6d2a800.statahead_max=1024
llite.lustre-ffff8be5e6d2a800.statahead_batch_max=32
llite.lustre-ffff8be5e6d2a800.statahead_min=64
llite.lustre-ffff8be5e6d2a800.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 6.02 seconds: 165.99 ops/second
llite.lustre-ffff8be5e6d2a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8be5e6d2a800.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:            1786187285.259272463 secs.nsecs
start_time:               1786187281.534036171 secs.nsecs
elapsed_time:             3.725236292 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         6   7  13
8:		        13  15  28
16:		         0   0  28
32:		        59  71 100
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:            1786187316.748503536 secs.nsecs
start_time:               1786187281.534036171 secs.nsecs
elapsed_time:             35.214467365 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         6   7  14
8:		        13  15  29
16:		         0   0  29
32:		        59  70 100
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 5.35 seconds: 186.87 ops/second
llite.lustre-ffff8be5e6d2a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8be5e6d2a800.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:            1786187333.670191400 secs.nsecs
start_time:               1786187329.115179211 secs.nsecs
elapsed_time:             4.555012189 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   4   4
2:		         0   0   4
4:		         2   2   7
8:		         2   2   9
16:		         2   2  12
32:		        62  87 100
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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1786187364.823189600 secs.nsecs
start_time:               1786187329.115179211 secs.nsecs
elapsed_time:             35.708010389 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         0   0   5
4:		         2   2   8
8:		         2   2  11
16:		         2   2  13
32:		        62  86 100
 - unlinked 0 (time 1786187374 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1786187384 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8be5e6d2a800.enable_statahead_fname=1
llite.lustre-ffff8be5e6d2a800.statahead_min=8
llite.lustre-ffff8be5e6d2a800.statahead_batch_max=64
llite.lustre-ffff8be5e6d2a800.statahead_max=128