== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:10:49 (1789031449)
llite.lustre-ffff95aa0aeff800.statahead_max=1024
llite.lustre-ffff95aa0aeff800.statahead_batch_max=32
llite.lustre-ffff95aa0aeff800.statahead_min=64
llite.lustre-ffff95aa0aeff800.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: 184.48 ops/second
llite.lustre-ffff95aa0aeff800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff95aa0aeff800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95aa0aeff800.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:            1789031465.580317500 secs.nsecs
start_time:               1789031460.402575003 secs.nsecs
elapsed_time:             5.177742497 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         8   9  10
4:		        13  15  25
8:		         3   3  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1789031465.580402025 secs.nsecs
start_time:               1789031460.402751269 secs.nsecs
elapsed_time:             5.177650756 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: 994
miss_total: 1
snapshot_time:            1789031496.215564439 secs.nsecs
start_time:               1789031460.402575003 secs.nsecs
elapsed_time:             35.812989436 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         8   9  11
4:		        13  14  26
8:		         3   3  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1789031496.215639338 secs.nsecs
start_time:               1789031460.402751269 secs.nsecs
elapsed_time:             35.812888069 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 5.46 seconds: 183.13 ops/second
llite.lustre-ffff95aa0aeff800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff95aa0aeff800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95aa0aeff800.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:            1789031510.786507065 secs.nsecs
start_time:               1789031507.119847280 secs.nsecs
elapsed_time:             3.666659785 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         3   3  12
8:		         9  10  23
16:		         9  10  33
32:		        57  66 100
snapshot_time:            1789031510.786612638 secs.nsecs
start_time:               1789031507.119927773 secs.nsecs
elapsed_time:             3.666684865 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:            1789031541.167428074 secs.nsecs
start_time:               1789031507.119847280 secs.nsecs
elapsed_time:             34.047580794 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         3   3  13
8:		         9  10  24
16:		         9  10  34
32:		        57  65 100
snapshot_time:            1789031541.167512734 secs.nsecs
start_time:               1789031507.119927773 secs.nsecs
elapsed_time:             34.047584961 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789031549 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1789031558 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff95aa0aeff800.enable_statahead_fname=1
llite.lustre-ffff95aa0aeff800.statahead_min=8
llite.lustre-ffff95aa0aeff800.statahead_batch_max=64
llite.lustre-ffff95aa0aeff800.statahead_max=128