== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:50:27 (1783975827)
llite.lustre-ffff8e83fcdf5800.statahead_max=1024
llite.lustre-ffff8e83fcdf5800.statahead_batch_max=32
llite.lustre-ffff8e83fcdf5800.statahead_min=64
llite.lustre-ffff8e83fcdf5800.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 7.25 seconds: 137.84 ops/second
llite.lustre-ffff8e83fcdf5800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e83fcdf5800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e83fcdf5800.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:            1783975845.126961283 secs.nsecs
start_time:               1783975840.937634399 secs.nsecs
elapsed_time:             4.189326884 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		         5   5  19
8:		         7   8  27
16:		         3   3  31
32:		        60  68 100
snapshot_time:            1783975845.127026048 secs.nsecs
start_time:               1783975840.938007933 secs.nsecs
elapsed_time:             4.189018115 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:            1783975875.918583212 secs.nsecs
start_time:               1783975840.937634399 secs.nsecs
elapsed_time:             34.980948813 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         6   6  14
4:		         5   5  20
8:		         7   7  28
16:		         3   3  31
32:		        60  68 100
snapshot_time:            1783975875.918984500 secs.nsecs
start_time:               1783975840.938007933 secs.nsecs
elapsed_time:             34.980976567 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 6.68 seconds: 149.68 ops/second
llite.lustre-ffff8e83fcdf5800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e83fcdf5800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e83fcdf5800.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:            1783975891.081379443 secs.nsecs
start_time:               1783975887.881094058 secs.nsecs
elapsed_time:             3.200285385 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         8   9  16
8:		         5   5  22
16:		         5   5  28
32:		        60  71 100
snapshot_time:            1783975891.081525912 secs.nsecs
start_time:               1783975887.881333315 secs.nsecs
elapsed_time:             3.200192597 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:            1783975921.937959599 secs.nsecs
start_time:               1783975887.881094058 secs.nsecs
elapsed_time:             34.056865541 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   8
4:		         8   9  17
8:		         5   5  23
16:		         5   5  29
32:		        60  70 100
snapshot_time:            1783975921.938030794 secs.nsecs
start_time:               1783975887.881333315 secs.nsecs
elapsed_time:             34.056697479 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1783975930 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1783975942 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff8e83fcdf5800.enable_statahead_fname=1
llite.lustre-ffff8e83fcdf5800.statahead_min=8
llite.lustre-ffff8e83fcdf5800.statahead_batch_max=64
llite.lustre-ffff8e83fcdf5800.statahead_max=128