== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:36:02 (1786314962)
llite.lustre-ffff99229f25c000.statahead_max=1024
llite.lustre-ffff99229f25c000.statahead_batch_max=32
llite.lustre-ffff99229f25c000.statahead_min=64
llite.lustre-ffff99229f25c000.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 7.00 seconds: 142.78 ops/second
llite.lustre-ffff99229f25c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff99229f25c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99229f25c000.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:            1786314984.898455362 secs.nsecs
start_time:               1786314979.799357222 secs.nsecs
elapsed_time:             5.099098140 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   5
4:		        18  20  26
8:		         5   5  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1786314984.899209999 secs.nsecs
start_time:               1786314979.799430578 secs.nsecs
elapsed_time:             5.099779421 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:            1786315015.706203517 secs.nsecs
start_time:               1786314979.799357222 secs.nsecs
elapsed_time:             35.906846295 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         1   1   6
4:		        18  20  26
8:		         5   5  32
16:		         0   0  32
32:		        60  67 100
snapshot_time:            1786315015.706282647 secs.nsecs
start_time:               1786314979.799430578 secs.nsecs
elapsed_time:             35.906852069 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 5.46 seconds: 183.01 ops/second
llite.lustre-ffff99229f25c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff99229f25c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99229f25c000.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:            1786315031.101274321 secs.nsecs
start_time:               1786315026.983147522 secs.nsecs
elapsed_time:             4.118126799 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         3   3  11
4:		         4   4  16
8:		         9  10  26
16:		         7   8  34
32:		        57  65 100
snapshot_time:            1786315031.101344089 secs.nsecs
start_time:               1786315026.984454370 secs.nsecs
elapsed_time:             4.116889719 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: 995
miss_total: 0
snapshot_time:            1786315062.010838630 secs.nsecs
start_time:               1786315026.983147522 secs.nsecs
elapsed_time:             35.027691108 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         3   3  12
4:		         4   4  17
8:		         9  10  27
16:		         7   7  35
32:		        57  64 100
snapshot_time:            1786315062.010949048 secs.nsecs
start_time:               1786315026.984454370 secs.nsecs
elapsed_time:             35.026494678 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786315070 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1786315079 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff99229f25c000.enable_statahead_fname=1
llite.lustre-ffff99229f25c000.statahead_min=8
llite.lustre-ffff99229f25c000.statahead_batch_max=64
llite.lustre-ffff99229f25c000.statahead_max=128