== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:10:22 (1789787422)
llite.lustre-ffff977dc6455000.statahead_max=1024
llite.lustre-ffff977dc6455000.statahead_batch_max=32
llite.lustre-ffff977dc6455000.statahead_min=64
llite.lustre-ffff977dc6455000.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 6.26 seconds: 159.76 ops/second
llite.lustre-ffff977dc6455000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff977dc6455000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff977dc6455000.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:            1789787439.878860367 secs.nsecs
start_time:               1789787435.413391628 secs.nsecs
elapsed_time:             4.465468739 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		        10  11  24
8:		         4   4  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1789787439.878925783 secs.nsecs
start_time:               1789787435.413946664 secs.nsecs
elapsed_time:             4.464979119 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 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 993
miss_total: 2
snapshot_time:            1789787471.264381102 secs.nsecs
start_time:               1789787435.413391628 secs.nsecs
elapsed_time:             35.850989474 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         5   5  13
4:		        10  11  25
8:		         4   4  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1789787471.264754865 secs.nsecs
start_time:               1789787435.413946664 secs.nsecs
elapsed_time:             35.850808201 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 5.42 seconds: 184.44 ops/second
llite.lustre-ffff977dc6455000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff977dc6455000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff977dc6455000.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:            1789787484.063056960 secs.nsecs
start_time:               1789787481.069956464 secs.nsecs
elapsed_time:             2.993100496 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   6  11
4:		         4   4  15
8:		        10  11  27
16:		         6   6  34
32:		        58  65 100
snapshot_time:            1789787484.063414503 secs.nsecs
start_time:               1789787481.070366606 secs.nsecs
elapsed_time:             2.993047897 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:            1789787514.764520982 secs.nsecs
start_time:               1789787481.069956464 secs.nsecs
elapsed_time:             33.694564518 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   6  12
4:		         4   4  16
8:		        10  11  28
16:		         6   6  34
32:		        58  65 100
snapshot_time:            1789787514.766098793 secs.nsecs
start_time:               1789787481.070366606 secs.nsecs
elapsed_time:             33.695732187 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789787522 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1789787532 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff977dc6455000.enable_statahead_fname=1
llite.lustre-ffff977dc6455000.statahead_min=8
llite.lustre-ffff977dc6455000.statahead_batch_max=64
llite.lustre-ffff977dc6455000.statahead_max=128