== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:38:09 (1788399489)
llite.lustre-ffff98bfae627800.statahead_max=1024
llite.lustre-ffff98bfae627800.statahead_batch_max=32
llite.lustre-ffff98bfae627800.statahead_min=64
llite.lustre-ffff98bfae627800.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 7.92 seconds: 126.19 ops/second
llite.lustre-ffff98bfae627800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98bfae627800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98bfae627800.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:            1788399509.424375857 secs.nsecs
start_time:               1788399504.531249271 secs.nsecs
elapsed_time:             4.893126586 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         4   5  10
4:		         6   7  17
8:		         4   5  22
16:		         1   1  23
32:		        61  76 100
snapshot_time:            1788399509.424439857 secs.nsecs
start_time:               1788399504.535628552 secs.nsecs
elapsed_time:             4.888811305 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1788399540.204395845 secs.nsecs
start_time:               1788399504.531249271 secs.nsecs
elapsed_time:             35.673146574 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         4   4  11
4:		         6   7  18
8:		         4   4  23
16:		         1   1  24
32:		        61  75 100
snapshot_time:            1788399540.204478336 secs.nsecs
start_time:               1788399504.535628552 secs.nsecs
elapsed_time:             35.668849784 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 5.77 seconds: 173.19 ops/second
llite.lustre-ffff98bfae627800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98bfae627800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98bfae627800.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:            1788399554.538594323 secs.nsecs
start_time:               1788399550.804558291 secs.nsecs
elapsed_time:             3.734036032 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		         6   7  12
8:		         6   7  19
16:		         4   4  24
32:		        61  75 100
snapshot_time:            1788399554.538648489 secs.nsecs
start_time:               1788399550.804686410 secs.nsecs
elapsed_time:             3.733962079 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1788399585.647690483 secs.nsecs
start_time:               1788399550.804558291 secs.nsecs
elapsed_time:             34.843132192 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         6   7  13
8:		         6   7  20
16:		         4   4  25
32:		        61  74 100
snapshot_time:            1788399585.647802442 secs.nsecs
start_time:               1788399550.804686410 secs.nsecs
elapsed_time:             34.843116032 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788399595 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788399607 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff98bfae627800.enable_statahead_fname=1
llite.lustre-ffff98bfae627800.statahead_min=8
llite.lustre-ffff98bfae627800.statahead_batch_max=64
llite.lustre-ffff98bfae627800.statahead_max=128