== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 14:21:51 (1787854911)
llite.lustre-ffff8f9cf8f5f000.statahead_max=1024
llite.lustre-ffff8f9cf8f5f000.statahead_batch_max=32
llite.lustre-ffff8f9cf8f5f000.statahead_min=64
llite.lustre-ffff8f9cf8f5f000.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 5.30 seconds: 188.52 ops/second
llite.lustre-ffff8f9cf8f5f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f9cf8f5f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f9cf8f5f000.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:            1787854925.398417418 secs.nsecs
start_time:               1787854921.631400217 secs.nsecs
elapsed_time:             3.767017201 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   5
4:		        14  16  22
8:		         4   4  27
16:		         2   2  29
32:		        60  70 100
snapshot_time:            1787854925.398481883 secs.nsecs
start_time:               1787854921.632014230 secs.nsecs
elapsed_time:             3.766467653 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:            1787854956.140485564 secs.nsecs
start_time:               1787854921.631400217 secs.nsecs
elapsed_time:             34.509085347 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   6
4:		        14  16  23
8:		         4   4  27
16:		         2   2  30
32:		        60  69 100
snapshot_time:            1787854956.140567592 secs.nsecs
start_time:               1787854921.632014230 secs.nsecs
elapsed_time:             34.508553362 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 5.71 seconds: 175.11 ops/second
llite.lustre-ffff8f9cf8f5f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f9cf8f5f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f9cf8f5f000.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:            1787854970.157570377 secs.nsecs
start_time:               1787854966.923352793 secs.nsecs
elapsed_time:             3.234217584 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		         5   6  11
8:		         5   6  17
16:		         7   8  25
32:		        60  74 100
snapshot_time:            1787854970.157627308 secs.nsecs
start_time:               1787854966.923444681 secs.nsecs
elapsed_time:             3.234182627 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:            1787855000.933136016 secs.nsecs
start_time:               1787854966.923352793 secs.nsecs
elapsed_time:             34.009783223 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   6
4:		         5   6  12
8:		         5   6  18
16:		         7   8  26
32:		        60  73 100
snapshot_time:            1787855000.933282915 secs.nsecs
start_time:               1787854966.923444681 secs.nsecs
elapsed_time:             34.009838234 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787855009 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787855019 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8f9cf8f5f000.enable_statahead_fname=1
llite.lustre-ffff8f9cf8f5f000.statahead_min=8
llite.lustre-ffff8f9cf8f5f000.statahead_batch_max=64
llite.lustre-ffff8f9cf8f5f000.statahead_max=128