== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:11:51 (1788001911)
llite.lustre-ffff95a0c4d8d000.statahead_max=1024
llite.lustre-ffff95a0c4d8d000.statahead_batch_max=32
llite.lustre-ffff95a0c4d8d000.statahead_min=64
llite.lustre-ffff95a0c4d8d000.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 1.12 seconds: 896.75 ops/second
llite.lustre-ffff95a0c4d8d000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff95a0c4d8d000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95a0c4d8d000.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:            1788001916.596247199 secs.nsecs
start_time:               1788001914.647952496 secs.nsecs
elapsed_time:             1.948294703 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         4   4   6
4:		        20  22  29
8:		         1   1  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1788001916.596316245 secs.nsecs
start_time:               1788001914.648011643 secs.nsecs
elapsed_time:             1.948304602 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:            1788001947.789493575 secs.nsecs
start_time:               1788001914.647952496 secs.nsecs
elapsed_time:             33.141541079 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   7
4:		        20  22  30
8:		         1   1  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1788001947.789548447 secs.nsecs
start_time:               1788001914.648011643 secs.nsecs
elapsed_time:             33.141536804 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 1.28 seconds: 779.49 ops/second
llite.lustre-ffff95a0c4d8d000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff95a0c4d8d000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95a0c4d8d000.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:            1788001953.028445798 secs.nsecs
start_time:               1788001950.775425882 secs.nsecs
elapsed_time:             2.253019916 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		         6   7  10
8:		        11  13  23
16:		         7   8  32
32:		        57  67 100
snapshot_time:            1788001953.028497297 secs.nsecs
start_time:               1788001950.775497052 secs.nsecs
elapsed_time:             2.253000245 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1788001984.232238917 secs.nsecs
start_time:               1788001950.775425882 secs.nsecs
elapsed_time:             33.456813035 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		         6   7  11
8:		        11  12  24
16:		         7   8  32
32:		        57  67 100
snapshot_time:            1788001984.232292018 secs.nsecs
start_time:               1788001950.775497052 secs.nsecs
elapsed_time:             33.456794966 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788001986 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1788001989 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff95a0c4d8d000.enable_statahead_fname=1
llite.lustre-ffff95a0c4d8d000.statahead_min=8
llite.lustre-ffff95a0c4d8d000.statahead_batch_max=64
llite.lustre-ffff95a0c4d8d000.statahead_max=128