== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:08:19 (1789456099)
llite.lustre-ffff8a515d2c1800.statahead_max=1024
llite.lustre-ffff8a515d2c1800.statahead_batch_max=32
llite.lustre-ffff8a515d2c1800.statahead_min=64
llite.lustre-ffff8a515d2c1800.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 5.83 seconds: 171.46 ops/second
llite.lustre-ffff8a515d2c1800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a515d2c1800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a515d2c1800.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:            1789456115.108668703 secs.nsecs
start_time:               1789456111.375335971 secs.nsecs
elapsed_time:             3.733332732 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         8   8  15
4:		        14  15  30
8:		         4   4  34
16:		         0   0  34
32:		        60  65 100
snapshot_time:            1789456115.108742711 secs.nsecs
start_time:               1789456111.375554842 secs.nsecs
elapsed_time:             3.733187869 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:            1789456146.598392381 secs.nsecs
start_time:               1789456111.375335971 secs.nsecs
elapsed_time:             35.223056410 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         8   8  16
4:		        14  15  31
8:		         4   4  35
16:		         0   0  35
32:		        60  64 100
snapshot_time:            1789456146.598457347 secs.nsecs
start_time:               1789456111.375554842 secs.nsecs
elapsed_time:             35.222902505 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 6.44 seconds: 155.18 ops/second
llite.lustre-ffff8a515d2c1800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a515d2c1800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a515d2c1800.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:            1789456161.068469733 secs.nsecs
start_time:               1789456158.115141678 secs.nsecs
elapsed_time:             2.953328055 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         2   2   9
4:		         3   3  13
8:		         7   8  21
16:		         5   6  28
32:		        59  71 100
snapshot_time:            1789456161.068550128 secs.nsecs
start_time:               1789456158.115232235 secs.nsecs
elapsed_time:             2.953317893 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:            1789456192.208917715 secs.nsecs
start_time:               1789456158.115141678 secs.nsecs
elapsed_time:             34.093776037 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         2   2  10
4:		         3   3  14
8:		         7   8  22
16:		         5   6  28
32:		        59  71 100
snapshot_time:            1789456192.208998757 secs.nsecs
start_time:               1789456158.115232235 secs.nsecs
elapsed_time:             34.093766522 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789456200 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1789456209 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8a515d2c1800.enable_statahead_fname=1
llite.lustre-ffff8a515d2c1800.statahead_min=8
llite.lustre-ffff8a515d2c1800.statahead_batch_max=64
llite.lustre-ffff8a515d2c1800.statahead_max=128