== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:00:54 (1788570054)
llite.lustre-ffffa0d5a9d48800.statahead_max=1024
llite.lustre-ffffa0d5a9d48800.statahead_batch_max=32
llite.lustre-ffffa0d5a9d48800.statahead_min=64
llite.lustre-ffffa0d5a9d48800.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 5.47 seconds: 182.93 ops/second
llite.lustre-ffffa0d5a9d48800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0d5a9d48800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0d5a9d48800.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:            1788570069.754215164 secs.nsecs
start_time:               1788570065.658763371 secs.nsecs
elapsed_time:             4.095451793 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         5   5  12
4:		         6   7  20
8:		         5   5  25
16:		         3   3  29
32:		        60  70 100
snapshot_time:            1788570069.754285049 secs.nsecs
start_time:               1788570065.658855941 secs.nsecs
elapsed_time:             4.095429108 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:            1788570100.109366689 secs.nsecs
start_time:               1788570065.658763371 secs.nsecs
elapsed_time:             34.450603318 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         5   5  13
4:		         6   6  20
8:		         5   5  26
16:		         3   3  30
32:		        60  69 100
snapshot_time:            1788570100.109436211 secs.nsecs
start_time:               1788570065.658855941 secs.nsecs
elapsed_time:             34.450580270 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 5.97 seconds: 167.61 ops/second
llite.lustre-ffffa0d5a9d48800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0d5a9d48800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0d5a9d48800.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:            1788570115.040136520 secs.nsecs
start_time:               1788570111.504301137 secs.nsecs
elapsed_time:             3.535835383 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		         8   9  16
8:		         5   6  22
16:		         5   6  28
32:		        59  71 100
snapshot_time:            1788570115.040202829 secs.nsecs
start_time:               1788570111.505175483 secs.nsecs
elapsed_time:             3.535027346 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:            1788570145.773795527 secs.nsecs
start_time:               1788570111.504301137 secs.nsecs
elapsed_time:             34.269494390 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		         8   9  17
8:		         5   5  23
16:		         5   5  29
32:		        59  70 100
snapshot_time:            1788570145.773959057 secs.nsecs
start_time:               1788570111.505175483 secs.nsecs
elapsed_time:             34.268783574 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788570155 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788570164 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffffa0d5a9d48800.enable_statahead_fname=1
llite.lustre-ffffa0d5a9d48800.statahead_min=8
llite.lustre-ffffa0d5a9d48800.statahead_batch_max=64
llite.lustre-ffffa0d5a9d48800.statahead_max=128