== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:41:08 (1787863268)
llite.lustre-ffff9f5a1c16e000.statahead_max=1024
llite.lustre-ffff9f5a1c16e000.statahead_batch_max=32
llite.lustre-ffff9f5a1c16e000.statahead_min=64
llite.lustre-ffff9f5a1c16e000.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 7.03 seconds: 142.25 ops/second
llite.lustre-ffff9f5a1c16e000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f5a1c16e000.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:            1787863285.982047383 secs.nsecs
start_time:               1787863281.445025564 secs.nsecs
elapsed_time:             4.537021819 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         4   4  11
4:		         6   7  18
8:		         8   9  28
16:		         1   1  29
32:		        60  70 100
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:            1787863316.528675166 secs.nsecs
start_time:               1787863281.445025564 secs.nsecs
elapsed_time:             35.083649602 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         4   4  12
4:		         6   6  19
8:		         8   9  29
16:		         1   1  30
32:		        60  69 100
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 6.51 seconds: 153.66 ops/second
llite.lustre-ffff9f5a1c16e000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f5a1c16e000.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:            1787863333.063093237 secs.nsecs
start_time:               1787863329.154121110 secs.nsecs
elapsed_time:             3.908972127 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         8   9  16
8:		         7   8  25
16:		         5   5  30
32:		        58  69 100
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:            1787863363.820438125 secs.nsecs
start_time:               1787863329.154121110 secs.nsecs
elapsed_time:             34.666317015 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   8
4:		         8   9  17
8:		         7   8  25
16:		         5   5  31
32:		        58  68 100
 - unlinked 0 (time 1787863371 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1787863382 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9f5a1c16e000.enable_statahead_fname=1
llite.lustre-ffff9f5a1c16e000.statahead_min=8
llite.lustre-ffff9f5a1c16e000.statahead_batch_max=64
llite.lustre-ffff9f5a1c16e000.statahead_max=128