== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:55:14 (1789448114)
llite.lustre-ffff95c724337800.statahead_max=1024
llite.lustre-ffff95c724337800.statahead_batch_max=32
llite.lustre-ffff95c724337800.statahead_min=64
llite.lustre-ffff95c724337800.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 5.25 seconds: 190.48 ops/second
llite.lustre-ffff95c724337800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff95c724337800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95c724337800.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:            1789448128.217978491 secs.nsecs
start_time:               1789448124.814366868 secs.nsecs
elapsed_time:             3.403611623 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         7   7  12
4:		         6   6  19
8:		        10  11  30
16:		         3   3  33
32:		        59  66 100
snapshot_time:            1789448128.218041974 secs.nsecs
start_time:               1789448124.814453854 secs.nsecs
elapsed_time:             3.403588120 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1789448159.055147294 secs.nsecs
start_time:               1789448124.814366868 secs.nsecs
elapsed_time:             34.240780426 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         7   7  13
4:		         6   6  20
8:		        10  11  31
16:		         3   3  34
32:		        59  65 100
snapshot_time:            1789448159.055459321 secs.nsecs
start_time:               1789448124.814453854 secs.nsecs
elapsed_time:             34.241005467 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 5.37 seconds: 186.36 ops/second
llite.lustre-ffff95c724337800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff95c724337800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95c724337800.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:            1789448173.517601409 secs.nsecs
start_time:               1789448169.690756086 secs.nsecs
elapsed_time:             3.826845323 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		         2   2   5
8:		        11  13  18
16:		         7   8  27
32:		        58  72 100
snapshot_time:            1789448173.517665232 secs.nsecs
start_time:               1789448169.690914267 secs.nsecs
elapsed_time:             3.826750965 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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1789448204.681578151 secs.nsecs
start_time:               1789448169.690756086 secs.nsecs
elapsed_time:             34.990822065 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         2   2   6
8:		        11  13  19
16:		         7   8  28
32:		        58  71 100
snapshot_time:            1789448204.683464940 secs.nsecs
start_time:               1789448169.690914267 secs.nsecs
elapsed_time:             34.992550673 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789448214 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1789448224 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff95c724337800.enable_statahead_fname=1
llite.lustre-ffff95c724337800.statahead_min=8
llite.lustre-ffff95c724337800.statahead_batch_max=64
llite.lustre-ffff95c724337800.statahead_max=128