== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 14:25:03 (1786818303)
llite.lustre-ffff8fe5eca6a800.statahead_max=1024
llite.lustre-ffff8fe5eca6a800.statahead_batch_max=32
llite.lustre-ffff8fe5eca6a800.statahead_min=64
llite.lustre-ffff8fe5eca6a800.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 5.42 seconds: 184.50 ops/second
llite.lustre-ffff8fe5eca6a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8fe5eca6a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8fe5eca6a800.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:            1786818318.830081840 secs.nsecs
start_time:               1786818315.085336681 secs.nsecs
elapsed_time:             3.744745159 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         4   4   6
4:		         5   6  12
8:		         9  11  23
16:		         3   3  27
32:		        59  72 100
snapshot_time:            1786818318.830758387 secs.nsecs
start_time:               1786818315.085506305 secs.nsecs
elapsed_time:             3.745252082 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: 994
miss_total: 1
snapshot_time:            1786818349.373211829 secs.nsecs
start_time:               1786818315.085336681 secs.nsecs
elapsed_time:             34.287875148 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         4   4   7
4:		         5   6  13
8:		         9  10  24
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1786818349.373298075 secs.nsecs
start_time:               1786818315.085506305 secs.nsecs
elapsed_time:             34.287791770 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 5.20 seconds: 192.47 ops/second
llite.lustre-ffff8fe5eca6a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8fe5eca6a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8fe5eca6a800.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:            1786818362.201458805 secs.nsecs
start_time:               1786818358.974242290 secs.nsecs
elapsed_time:             3.227216515 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         7   7  13
4:		         5   5  18
8:		         8   8  27
16:		         7   7  35
32:		        58  64 100
snapshot_time:            1786818362.201582119 secs.nsecs
start_time:               1786818358.974321855 secs.nsecs
elapsed_time:             3.227260264 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:            1786818392.603267641 secs.nsecs
start_time:               1786818358.974242290 secs.nsecs
elapsed_time:             33.629025351 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         7   7  14
4:		         5   5  19
8:		         8   8  28
16:		         7   7  36
32:		        58  63 100
snapshot_time:            1786818392.603330151 secs.nsecs
start_time:               1786818358.974321855 secs.nsecs
elapsed_time:             33.629008296 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786818398 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1786818407 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8fe5eca6a800.enable_statahead_fname=1
llite.lustre-ffff8fe5eca6a800.statahead_min=8
llite.lustre-ffff8fe5eca6a800.statahead_batch_max=64
llite.lustre-ffff8fe5eca6a800.statahead_max=128