== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 09:45:18 (1787838318)
llite.lustre-ffff8fed53ecb800.statahead_max=1024
llite.lustre-ffff8fed53ecb800.statahead_batch_max=32
llite.lustre-ffff8fed53ecb800.statahead_min=64
llite.lustre-ffff8fed53ecb800.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 8.63 seconds: 115.91 ops/second
llite.lustre-ffff8fed53ecb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8fed53ecb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8fed53ecb800.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:            1787838337.443337430 secs.nsecs
start_time:               1787838332.852181844 secs.nsecs
elapsed_time:             4.591155586 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         5   5  14
4:		        12  13  27
8:		         4   4  32
16:		         1   1  33
32:		        60  66 100
snapshot_time:            1787838337.443401975 secs.nsecs
start_time:               1787838332.852446731 secs.nsecs
elapsed_time:             4.590955244 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787838368.578212571 secs.nsecs
start_time:               1787838332.852181844 secs.nsecs
elapsed_time:             35.726030727 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9   9   9
2:		         5   5  15
4:		        12  13  28
8:		         4   4  32
16:		         1   1  34
32:		        60  65 100
snapshot_time:            1787838368.578280462 secs.nsecs
start_time:               1787838332.852446731 secs.nsecs
elapsed_time:             35.725833731 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 7.06 seconds: 141.61 ops/second
llite.lustre-ffff8fed53ecb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8fed53ecb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8fed53ecb800.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:            1787838384.866296695 secs.nsecs
start_time:               1787838381.025163241 secs.nsecs
elapsed_time:             3.841133454 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         0   0   5
4:		         6   7  12
8:		         3   3  16
16:		         5   6  22
32:		        62  77 100
snapshot_time:            1787838384.866369479 secs.nsecs
start_time:               1787838381.025314935 secs.nsecs
elapsed_time:             3.841054544 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:            1787838415.517845083 secs.nsecs
start_time:               1787838381.025163241 secs.nsecs
elapsed_time:             34.492681842 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         6   7  13
8:		         3   3  17
16:		         5   6  23
32:		        62  76 100
snapshot_time:            1787838415.517914692 secs.nsecs
start_time:               1787838381.025314935 secs.nsecs
elapsed_time:             34.492599757 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787838423 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787838433 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8fed53ecb800.enable_statahead_fname=1
llite.lustre-ffff8fed53ecb800.statahead_min=8
llite.lustre-ffff8fed53ecb800.statahead_batch_max=64
llite.lustre-ffff8fed53ecb800.statahead_max=128