== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 15:54:59 (1783972499)
llite.lustre-ffff8d6685e96800.statahead_max=1024
llite.lustre-ffff8d6685e96800.statahead_batch_max=32
llite.lustre-ffff8d6685e96800.statahead_min=64
llite.lustre-ffff8d6685e96800.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 5.62 seconds: 177.86 ops/second
llite.lustre-ffff8d6685e96800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d6685e96800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d6685e96800.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:            1783972515.721286474 secs.nsecs
start_time:               1783972511.069494684 secs.nsecs
elapsed_time:             4.651791790 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         7   8   8
4:		        11  12  21
8:		         7   8  29
16:		         0   0  29
32:		        60  70 100
snapshot_time:            1783972515.721359544 secs.nsecs
start_time:               1783972511.070892335 secs.nsecs
elapsed_time:             4.650467209 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 ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1783972546.376472112 secs.nsecs
start_time:               1783972511.069494684 secs.nsecs
elapsed_time:             35.306977428 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         7   8   9
4:		        11  12  22
8:		         7   8  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1783972546.376566109 secs.nsecs
start_time:               1783972511.070892335 secs.nsecs
elapsed_time:             35.305673774 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 5.77 seconds: 173.39 ops/second
llite.lustre-ffff8d6685e96800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d6685e96800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d6685e96800.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:            1783972562.315386080 secs.nsecs
start_time:               1783972558.401720825 secs.nsecs
elapsed_time:             3.913665255 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         2   2  10
4:		         7   7  18
8:		         8   9  27
16:		         5   5  32
32:		        59  67 100
snapshot_time:            1783972562.315442312 secs.nsecs
start_time:               1783972558.401903449 secs.nsecs
elapsed_time:             3.913538863 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: 994
miss_total: 1
snapshot_time:            1783972593.301228050 secs.nsecs
start_time:               1783972558.401720825 secs.nsecs
elapsed_time:             34.899507225 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         2   2  11
4:		         7   7  19
8:		         8   8  28
16:		         5   5  33
32:		        59  66 100
snapshot_time:            1783972593.301287015 secs.nsecs
start_time:               1783972558.401903449 secs.nsecs
elapsed_time:             34.899383566 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1783972602 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1783972613 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8d6685e96800.enable_statahead_fname=1
llite.lustre-ffff8d6685e96800.statahead_min=8
llite.lustre-ffff8d6685e96800.statahead_batch_max=64
llite.lustre-ffff8d6685e96800.statahead_max=128