== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:07:03 (1789186023)
llite.lustre-ffff9b9f691d8000.statahead_max=1024
llite.lustre-ffff9b9f691d8000.statahead_batch_max=32
llite.lustre-ffff9b9f691d8000.statahead_min=64
llite.lustre-ffff9b9f691d8000.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 5.12 seconds: 195.34 ops/second
llite.lustre-ffff9b9f691d8000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b9f691d8000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b9f691d8000.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:            1789186037.950998947 secs.nsecs
start_time:               1789186033.651760234 secs.nsecs
elapsed_time:             4.299238713 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		         7   8  21
8:		         7   8  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1789186037.951155475 secs.nsecs
start_time:               1789186033.651941549 secs.nsecs
elapsed_time:             4.299213926 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: 994
miss_total: 1
snapshot_time:            1789186068.414567585 secs.nsecs
start_time:               1789186033.651760234 secs.nsecs
elapsed_time:             34.762807351 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         6   6  14
4:		         7   7  22
8:		         7   7  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1789186068.414710453 secs.nsecs
start_time:               1789186033.651941549 secs.nsecs
elapsed_time:             34.762768904 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 5.77 seconds: 173.26 ops/second
llite.lustre-ffff9b9f691d8000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b9f691d8000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b9f691d8000.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:            1789186081.093642453 secs.nsecs
start_time:               1789186078.304730288 secs.nsecs
elapsed_time:             2.788912165 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   9
4:		         7   8  17
8:		         8   9  26
16:		         5   5  32
32:		        59  67 100
snapshot_time:            1789186081.093708528 secs.nsecs
start_time:               1789186078.305461335 secs.nsecs
elapsed_time:             2.788247193 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:            1789186112.084052528 secs.nsecs
start_time:               1789186078.304730288 secs.nsecs
elapsed_time:             33.779322240 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         3   3  10
4:		         7   7  18
8:		         8   9  27
16:		         5   5  32
32:		        59  67 100
snapshot_time:            1789186112.084119053 secs.nsecs
start_time:               1789186078.305461335 secs.nsecs
elapsed_time:             33.778657718 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789186118 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1789186126 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9b9f691d8000.enable_statahead_fname=1
llite.lustre-ffff9b9f691d8000.statahead_min=8
llite.lustre-ffff9b9f691d8000.statahead_batch_max=64
llite.lustre-ffff9b9f691d8000.statahead_max=128