== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:58:12 (1787612292)
llite.lustre-ffff9ad1c54ba000.statahead_max=1024
llite.lustre-ffff9ad1c54ba000.statahead_batch_max=32
llite.lustre-ffff9ad1c54ba000.statahead_min=64
llite.lustre-ffff9ad1c54ba000.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 6.53 seconds: 153.11 ops/second
llite.lustre-ffff9ad1c54ba000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ad1c54ba000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ad1c54ba000.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:            1787612309.492707692 secs.nsecs
start_time:               1787612305.511090903 secs.nsecs
elapsed_time:             3.981616789 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         5   6  15
8:		         6   7  23
16:		         4   4  28
32:		        59  71 100
snapshot_time:            1787612309.492775347 secs.nsecs
start_time:               1787612305.511312481 secs.nsecs
elapsed_time:             3.981462866 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:            1787612340.039815616 secs.nsecs
start_time:               1787612305.511090903 secs.nsecs
elapsed_time:             34.528724713 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         4   4  10
4:		         5   6  16
8:		         6   7  24
16:		         4   4  28
32:		        59  71 100
snapshot_time:            1787612340.039880606 secs.nsecs
start_time:               1787612305.511312481 secs.nsecs
elapsed_time:             34.528568125 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 5.31 seconds: 188.28 ops/second
llite.lustre-ffff9ad1c54ba000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ad1c54ba000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ad1c54ba000.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:            1787612355.446489262 secs.nsecs
start_time:               1787612351.712983900 secs.nsecs
elapsed_time:             3.733505362 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   6  11
4:		         3   3  14
8:		        11  12  26
16:		         7   7  34
32:		        58  65 100
snapshot_time:            1787612355.446552350 secs.nsecs
start_time:               1787612351.714568231 secs.nsecs
elapsed_time:             3.731984119 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: 994
miss_total: 1
snapshot_time:            1787612386.529823329 secs.nsecs
start_time:               1787612351.712983900 secs.nsecs
elapsed_time:             34.816839429 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   6  12
4:		         3   3  15
8:		        11  12  27
16:		         7   7  35
32:		        58  64 100
snapshot_time:            1787612386.529891985 secs.nsecs
start_time:               1787612351.714568231 secs.nsecs
elapsed_time:             34.815323754 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787612395 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787612404 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9ad1c54ba000.enable_statahead_fname=1
llite.lustre-ffff9ad1c54ba000.statahead_min=8
llite.lustre-ffff9ad1c54ba000.statahead_batch_max=64
llite.lustre-ffff9ad1c54ba000.statahead_max=128