== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:49:47 (1783144187)
llite.lustre-ffff92e3460a1000.statahead_max=1024
llite.lustre-ffff92e3460a1000.statahead_batch_max=32
llite.lustre-ffff92e3460a1000.statahead_min=64
llite.lustre-ffff92e3460a1000.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 2.58 seconds: 387.18 ops/second
llite.lustre-ffff92e3460a1000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92e3460a1000.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:            1783144194.393619655 secs.nsecs
start_time:               1783144192.400408858 secs.nsecs
elapsed_time:             1.993210797 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		        12  14  21
8:		         7   8  29
16:		         1   1  30
32:		        59  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: 0
list_total: 0
fname_total: 1
hit_total: 993
miss_total: 2
snapshot_time:            1783144224.754342899 secs.nsecs
start_time:               1783144192.400408858 secs.nsecs
elapsed_time:             32.353934041 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   8
4:		        12  13  22
8:		         7   8  30
16:		         1   1  31
32:		        59  68 100
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 3.75 seconds: 267.00 ops/second
llite.lustre-ffff92e3460a1000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92e3460a1000.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:            1783144232.981026909 secs.nsecs
start_time:               1783144230.993096729 secs.nsecs
elapsed_time:             1.987930180 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  17  17
2:		         2   2  19
4:		         4   4  23
8:		         7   7  30
16:		         8   8  39
32:		        59  60 100
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: 995
miss_total: 0
snapshot_time:            1783144264.425885166 secs.nsecs
start_time:               1783144230.993096729 secs.nsecs
elapsed_time:             33.432788437 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        18  18  18
2:		         2   2  20
4:		         4   4  24
8:		         7   7  31
16:		         8   8  39
32:		        59  60 100
 - unlinked 0 (time 1783144267 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1783144270 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff92e3460a1000.enable_statahead_fname=1
llite.lustre-ffff92e3460a1000.statahead_min=8
llite.lustre-ffff92e3460a1000.statahead_batch_max=64
llite.lustre-ffff92e3460a1000.statahead_max=128