== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 15:56:33 (1786046193)
llite.lustre-ffff9cb4e64a0000.statahead_max=1024
llite.lustre-ffff9cb4e64a0000.statahead_batch_max=32
llite.lustre-ffff9cb4e64a0000.statahead_min=64
llite.lustre-ffff9cb4e64a0000.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 9.28 seconds: 107.79 ops/second
llite.lustre-ffff9cb4e64a0000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9cb4e64a0000.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:            1786046216.683801947 secs.nsecs
start_time:               1786046211.310371326 secs.nsecs
elapsed_time:             5.373430621 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   5  10
4:		        12  13  24
8:		         3   3  27
16:		         1   1  29
32:		        61  70 100
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:            1786046248.099665325 secs.nsecs
start_time:               1786046211.310371326 secs.nsecs
elapsed_time:             36.789293999 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		        12  13  25
8:		         3   3  28
16:		         1   1  29
32:		        61  70 100
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
 - create 923 (time 1786046263.15 total 10.01 last 92.20)
total: 1000 create in 10.91 seconds: 91.69 ops/second
llite.lustre-ffff9cb4e64a0000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9cb4e64a0000.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:            1786046272.542688496 secs.nsecs
start_time:               1786046268.578929473 secs.nsecs
elapsed_time:             3.963759023 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  18  18
2:		         2   2  20
4:		         3   3  23
8:		         6   6  29
16:		         7   7  37
32:		        59  62 100
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: 994
miss_total: 1
snapshot_time:            1786046303.347564165 secs.nsecs
start_time:               1786046268.578929473 secs.nsecs
elapsed_time:             34.768634692 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        18  18  18
2:		         2   2  21
4:		         3   3  24
8:		         6   6  30
16:		         7   7  37
32:		        59  62 100
 - unlinked 0 (time 1786046309 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1786046317 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9cb4e64a0000.enable_statahead_fname=1
llite.lustre-ffff9cb4e64a0000.statahead_min=8
llite.lustre-ffff9cb4e64a0000.statahead_batch_max=64
llite.lustre-ffff9cb4e64a0000.statahead_max=128