== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:03:27 (1787670207)
llite.lustre-ffff99d402d8e800.statahead_max=1024
llite.lustre-ffff99d402d8e800.statahead_batch_max=32
llite.lustre-ffff99d402d8e800.statahead_min=64
llite.lustre-ffff99d402d8e800.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 6.45 seconds: 154.96 ops/second
llite.lustre-ffff99d402d8e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff99d402d8e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99d402d8e800.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:            1787670226.232518180 secs.nsecs
start_time:               1787670220.725905527 secs.nsecs
elapsed_time:             5.506612653 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         8   9  11
4:		         9  10  22
8:		         5   5  27
16:		         2   2  30
32:		        60  69 100
snapshot_time:            1787670226.232608505 secs.nsecs
start_time:               1787670220.726053794 secs.nsecs
elapsed_time:             5.506554711 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:            1787670256.919626191 secs.nsecs
start_time:               1787670220.725905527 secs.nsecs
elapsed_time:             36.193720664 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         8   9  12
4:		         9  10  22
8:		         5   5  28
16:		         2   2  31
32:		        60  68 100
snapshot_time:            1787670256.919713824 secs.nsecs
start_time:               1787670220.726053794 secs.nsecs
elapsed_time:             36.193660030 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 6.78 seconds: 147.45 ops/second
llite.lustre-ffff99d402d8e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff99d402d8e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99d402d8e800.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:            1787670273.211876550 secs.nsecs
start_time:               1787670269.734251195 secs.nsecs
elapsed_time:             3.477625355 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         2   2   8
4:		         4   4  13
8:		         6   7  20
16:		         5   6  26
32:		        60  73 100
snapshot_time:            1787670273.212103960 secs.nsecs
start_time:               1787670269.734387575 secs.nsecs
elapsed_time:             3.477716385 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 ''
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:            1787670304.397170410 secs.nsecs
start_time:               1787670269.734251195 secs.nsecs
elapsed_time:             34.662919215 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         2   2   9
4:		         4   4  14
8:		         6   7  21
16:		         5   6  27
32:		        60  72 100
snapshot_time:            1787670304.397247295 secs.nsecs
start_time:               1787670269.734387575 secs.nsecs
elapsed_time:             34.662859720 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787670314 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1787670326 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff99d402d8e800.enable_statahead_fname=1
llite.lustre-ffff99d402d8e800.statahead_min=8
llite.lustre-ffff99d402d8e800.statahead_batch_max=64
llite.lustre-ffff99d402d8e800.statahead_max=128