== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:00:04 (1789084804)
llite.lustre-ffff98017b0a8800.statahead_max=1024
llite.lustre-ffff98017b0a8800.statahead_batch_max=32
llite.lustre-ffff98017b0a8800.statahead_min=64
llite.lustre-ffff98017b0a8800.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 6.01 seconds: 166.38 ops/second
llite.lustre-ffff98017b0a8800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98017b0a8800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98017b0a8800.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:            1789084819.976484436 secs.nsecs
start_time:               1789084816.236608156 secs.nsecs
elapsed_time:             3.739876280 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         6   7   8
4:		         7   8  16
8:		         6   7  23
16:		         5   5  29
32:		        59  70 100
snapshot_time:            1789084819.976552622 secs.nsecs
start_time:               1789084816.238278634 secs.nsecs
elapsed_time:             3.738273988 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:            1789084851.288040123 secs.nsecs
start_time:               1789084816.236608156 secs.nsecs
elapsed_time:             35.051431967 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   7   9
4:		         7   8  17
8:		         6   7  24
16:		         5   5  30
32:		        59  69 100
snapshot_time:            1789084851.288134479 secs.nsecs
start_time:               1789084816.238278634 secs.nsecs
elapsed_time:             35.049855845 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 6.12 seconds: 163.50 ops/second
llite.lustre-ffff98017b0a8800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98017b0a8800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98017b0a8800.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:            1789084867.455203189 secs.nsecs
start_time:               1789084863.452029586 secs.nsecs
elapsed_time:             4.003173603 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		         7   8  19
8:		         9  10  29
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1789084867.455268619 secs.nsecs
start_time:               1789084863.455366782 secs.nsecs
elapsed_time:             3.999901837 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:            1789084897.906488780 secs.nsecs
start_time:               1789084863.452029586 secs.nsecs
elapsed_time:             34.454459194 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		         7   7  20
8:		         9  10  30
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1789084897.906717630 secs.nsecs
start_time:               1789084863.455366782 secs.nsecs
elapsed_time:             34.451350848 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789084907 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1789084916 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff98017b0a8800.enable_statahead_fname=1
llite.lustre-ffff98017b0a8800.statahead_min=8
llite.lustre-ffff98017b0a8800.statahead_batch_max=64
llite.lustre-ffff98017b0a8800.statahead_max=128