== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:57:09 (1787716629)
llite.lustre-ffff9db303db5800.statahead_max=1024
llite.lustre-ffff9db303db5800.statahead_batch_max=32
llite.lustre-ffff9db303db5800.statahead_min=64
llite.lustre-ffff9db303db5800.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 6.32 seconds: 158.19 ops/second
llite.lustre-ffff9db303db5800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9db303db5800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9db303db5800.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:            1787716646.363616609 secs.nsecs
start_time:               1787716642.102312579 secs.nsecs
elapsed_time:             4.261304030 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   7  12
4:		         7   8  21
8:		         6   7  28
16:		         1   1  29
32:		        60  70 100
snapshot_time:            1787716646.369938249 secs.nsecs
start_time:               1787716642.102384032 secs.nsecs
elapsed_time:             4.267554217 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: 993
miss_total: 2
snapshot_time:            1787716677.740961805 secs.nsecs
start_time:               1787716642.102312579 secs.nsecs
elapsed_time:             35.638649226 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		         7   8  22
8:		         6   6  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1787716677.741120682 secs.nsecs
start_time:               1787716642.102384032 secs.nsecs
elapsed_time:             35.638736650 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 5.50 seconds: 181.69 ops/second
llite.lustre-ffff9db303db5800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9db303db5800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9db303db5800.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:            1787716692.651388112 secs.nsecs
start_time:               1787716688.467480818 secs.nsecs
elapsed_time:             4.183907294 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         0   0   1
4:		         3   3   5
8:		         6   7  12
16:		        11  13  26
32:		        58  73 100
snapshot_time:            1787716692.651478796 secs.nsecs
start_time:               1787716688.467573250 secs.nsecs
elapsed_time:             4.183905546 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1787716723.103035503 secs.nsecs
start_time:               1787716688.467480818 secs.nsecs
elapsed_time:             34.635554685 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         0   0   2
4:		         3   3   6
8:		         6   7  13
16:		        11  13  27
32:		        58  72 100
snapshot_time:            1787716723.103178921 secs.nsecs
start_time:               1787716688.467573250 secs.nsecs
elapsed_time:             34.635605671 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787716732 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787716741 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9db303db5800.enable_statahead_fname=1
llite.lustre-ffff9db303db5800.statahead_min=8
llite.lustre-ffff9db303db5800.statahead_batch_max=64
llite.lustre-ffff9db303db5800.statahead_max=128