== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:54:01 (1781628841)
llite.lustre-ffff963cb7c50000.statahead_max=1024
llite.lustre-ffff963cb7c50000.statahead_batch_max=32
llite.lustre-ffff963cb7c50000.statahead_min=64
llite.lustre-ffff963cb7c50000.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 1.13 seconds: 884.82 ops/second
llite.lustre-ffff963cb7c50000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff963cb7c50000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff963cb7c50000.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:            1781628847.496838485 secs.nsecs
start_time:               1781628845.166132166 secs.nsecs
elapsed_time:             2.330706319 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   6
4:		        16  18  25
8:		         7   7  32
16:		         0   0  32
32:		        59  67 100
snapshot_time:            1781628847.496878611 secs.nsecs
start_time:               1781628845.166182656 secs.nsecs
elapsed_time:             2.330695955 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:            1781628878.733904235 secs.nsecs
start_time:               1781628845.166132166 secs.nsecs
elapsed_time:             33.567772069 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   7
4:		        16  17  25
8:		         7   7  33
16:		         0   0  33
32:		        59  66 100
snapshot_time:            1781628878.733950145 secs.nsecs
start_time:               1781628845.166182656 secs.nsecs
elapsed_time:             33.567767489 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 1.01 seconds: 993.28 ops/second
llite.lustre-ffff963cb7c50000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff963cb7c50000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff963cb7c50000.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:            1781628883.878040693 secs.nsecs
start_time:               1781628881.473064408 secs.nsecs
elapsed_time:             2.404976285 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        31  26  26
2:		        10   8  34
4:		         4   3  37
8:		        10   8  46
16:		         8   6  52
32:		        56  47 100
snapshot_time:            1781628883.878079869 secs.nsecs
start_time:               1781628881.473116938 secs.nsecs
elapsed_time:             2.404962931 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1781628915.076484842 secs.nsecs
start_time:               1781628881.473064408 secs.nsecs
elapsed_time:             33.603420434 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        32  26  26
2:		        10   8  35
4:		         4   3  38
8:		        10   8  46
16:		         8   6  53
32:		        56  46 100
snapshot_time:            1781628915.076549157 secs.nsecs
start_time:               1781628881.473116938 secs.nsecs
elapsed_time:             33.603432219 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1781628917 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1781628920 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff963cb7c50000.enable_statahead_fname=1
llite.lustre-ffff963cb7c50000.statahead_min=8
llite.lustre-ffff963cb7c50000.statahead_batch_max=64
llite.lustre-ffff963cb7c50000.statahead_max=128