== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 06:01:56 (1787133716)
llite.lustre-ffff9ad0c4db1800.statahead_max=1024
llite.lustre-ffff9ad0c4db1800.statahead_batch_max=32
llite.lustre-ffff9ad0c4db1800.statahead_min=64
llite.lustre-ffff9ad0c4db1800.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 7.08 seconds: 141.26 ops/second
llite.lustre-ffff9ad0c4db1800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ad0c4db1800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ad0c4db1800.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:            1787133734.597110873 secs.nsecs
start_time:               1787133729.582664898 secs.nsecs
elapsed_time:             5.014445975 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   6   9
4:		        11  12  21
8:		         9  10  31
16:		         1   1  32
32:		        59  67 100
snapshot_time:            1787133734.597169730 secs.nsecs
start_time:               1787133729.582789392 secs.nsecs
elapsed_time:             5.014380338 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: 993
miss_total: 2
snapshot_time:            1787133765.216160838 secs.nsecs
start_time:               1787133729.582664898 secs.nsecs
elapsed_time:             35.633495940 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   6  10
4:		        11  12  22
8:		         9  10  32
16:		         1   1  33
32:		        59  66 100
snapshot_time:            1787133765.216233088 secs.nsecs
start_time:               1787133729.582789392 secs.nsecs
elapsed_time:             35.633443696 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 7.28 seconds: 137.46 ops/second
llite.lustre-ffff9ad0c4db1800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ad0c4db1800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ad0c4db1800.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:            1787133783.211064495 secs.nsecs
start_time:               1787133778.652856354 secs.nsecs
elapsed_time:             4.558208141 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         6   7  16
8:		         4   4  21
16:		         6   7  28
32:		        60  71 100
snapshot_time:            1787133783.211139393 secs.nsecs
start_time:               1787133778.653845625 secs.nsecs
elapsed_time:             4.557293768 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:            1787133813.988073718 secs.nsecs
start_time:               1787133778.652856354 secs.nsecs
elapsed_time:             35.335217364 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         6   7  17
8:		         4   4  22
16:		         6   7  29
32:		        60  70 100
snapshot_time:            1787133813.988143468 secs.nsecs
start_time:               1787133778.653845625 secs.nsecs
elapsed_time:             35.334297843 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787133823 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787133832 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9ad0c4db1800.enable_statahead_fname=1
llite.lustre-ffff9ad0c4db1800.statahead_min=8
llite.lustre-ffff9ad0c4db1800.statahead_batch_max=64
llite.lustre-ffff9ad0c4db1800.statahead_max=128