== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:43:29 (1787874209)
llite.lustre-ffff9b9a311bb000.statahead_max=1024
llite.lustre-ffff9b9a311bb000.statahead_batch_max=32
llite.lustre-ffff9b9a311bb000.statahead_min=64
llite.lustre-ffff9b9a311bb000.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 5.54 seconds: 180.59 ops/second
llite.lustre-ffff9b9a311bb000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b9a311bb000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b9a311bb000.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:            1787874224.618667744 secs.nsecs
start_time:               1787874220.854585948 secs.nsecs
elapsed_time:             3.764081796 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         3   3   4
4:		        11  13  18
8:		         3   3  22
16:		         3   3  25
32:		        60  74 100
snapshot_time:            1787874224.618739096 secs.nsecs
start_time:               1787874220.854680168 secs.nsecs
elapsed_time:             3.764058928 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:            1787874255.143346179 secs.nsecs
start_time:               1787874220.854585948 secs.nsecs
elapsed_time:             34.288760231 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   6
4:		        11  13  19
8:		         3   3  23
16:		         3   3  26
32:		        60  73 100
snapshot_time:            1787874255.143438021 secs.nsecs
start_time:               1787874220.854680168 secs.nsecs
elapsed_time:             34.288757853 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 6.54 seconds: 152.82 ops/second
llite.lustre-ffff9b9a311bb000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b9a311bb000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b9a311bb000.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:            1787874270.632337100 secs.nsecs
start_time:               1787874267.086298738 secs.nsecs
elapsed_time:             3.546038362 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   6
4:		         7   7  14
8:		         8   9  23
16:		        11  12  36
32:		        56  63 100
snapshot_time:            1787874270.632400109 secs.nsecs
start_time:               1787874267.086419521 secs.nsecs
elapsed_time:             3.545980588 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:            1787874301.976932651 secs.nsecs
start_time:               1787874267.086298738 secs.nsecs
elapsed_time:             34.890633913 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   7
4:		         7   7  15
8:		         8   8  24
16:		        11  12  37
32:		        56  62 100
snapshot_time:            1787874301.977053307 secs.nsecs
start_time:               1787874267.086419521 secs.nsecs
elapsed_time:             34.890633786 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787874309 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787874318 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9b9a311bb000.enable_statahead_fname=1
llite.lustre-ffff9b9a311bb000.statahead_min=8
llite.lustre-ffff9b9a311bb000.statahead_batch_max=64
llite.lustre-ffff9b9a311bb000.statahead_max=128