== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:43:40 (1789692220)
llite.lustre-ffff9d32d8c25000.statahead_max=1024
llite.lustre-ffff9d32d8c25000.statahead_batch_max=32
llite.lustre-ffff9d32d8c25000.statahead_min=64
llite.lustre-ffff9d32d8c25000.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 4.16 seconds: 240.44 ops/second
llite.lustre-ffff9d32d8c25000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d32d8c25000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d32d8c25000.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:            1789692232.325378422 secs.nsecs
start_time:               1789692229.553125056 secs.nsecs
elapsed_time:             2.772253366 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  11
4:		        11  12  23
8:		         6   6  30
16:		         3   3  33
32:		        59  66 100
snapshot_time:            1789692232.325435757 secs.nsecs
start_time:               1789692229.553215796 secs.nsecs
elapsed_time:             2.772219961 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1789692263.203813017 secs.nsecs
start_time:               1789692229.553125056 secs.nsecs
elapsed_time:             33.650687961 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         4   4  12
4:		        11  12  24
8:		         6   6  31
16:		         3   3  34
32:		        59  65 100
snapshot_time:            1789692263.203957660 secs.nsecs
start_time:               1789692229.553215796 secs.nsecs
elapsed_time:             33.650741864 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 3.81 seconds: 262.47 ops/second
llite.lustre-ffff9d32d8c25000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d32d8c25000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d32d8c25000.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:            1789692272.091464526 secs.nsecs
start_time:               1789692269.850247035 secs.nsecs
elapsed_time:             2.241217491 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         2   2   6
8:		         5   6  12
16:		         6   7  20
32:		        61  79 100
snapshot_time:            1789692272.091510206 secs.nsecs
start_time:               1789692269.850725610 secs.nsecs
elapsed_time:             2.240784596 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:            1789692302.905026815 secs.nsecs
start_time:               1789692269.850247035 secs.nsecs
elapsed_time:             33.054779780 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   5
4:		         2   2   7
8:		         5   6  14
16:		         6   7  21
32:		        61  78 100
snapshot_time:            1789692302.905095012 secs.nsecs
start_time:               1789692269.850725610 secs.nsecs
elapsed_time:             33.054369402 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789692309 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1789692321 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9d32d8c25000.enable_statahead_fname=1
llite.lustre-ffff9d32d8c25000.statahead_min=8
llite.lustre-ffff9d32d8c25000.statahead_batch_max=64
llite.lustre-ffff9d32d8c25000.statahead_max=128