== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:54:13 (1787583253)
llite.lustre-ffff8e4303509000.statahead_max=1024
llite.lustre-ffff8e4303509000.statahead_batch_max=32
llite.lustre-ffff8e4303509000.statahead_min=64
llite.lustre-ffff8e4303509000.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 5.59 seconds: 179.03 ops/second
llite.lustre-ffff8e4303509000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e4303509000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e4303509000.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:            1787583271.081698646 secs.nsecs
start_time:               1787583265.307860914 secs.nsecs
elapsed_time:             5.773837732 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		         9  10  22
8:		         4   4  27
16:		         1   1  28
32:		        60  71 100
snapshot_time:            1787583271.084046289 secs.nsecs
start_time:               1787583265.307963971 secs.nsecs
elapsed_time:             5.776082318 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: 993
miss_total: 2
snapshot_time:            1787583301.542216054 secs.nsecs
start_time:               1787583265.307860914 secs.nsecs
elapsed_time:             36.234355140 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         5   5  12
4:		         9  10  23
8:		         4   4  28
16:		         1   1  29
32:		        60  70 100
snapshot_time:            1787583301.543525410 secs.nsecs
start_time:               1787583265.307963971 secs.nsecs
elapsed_time:             36.235561439 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 5.75 seconds: 174.01 ops/second
llite.lustre-ffff8e4303509000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e4303509000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e4303509000.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:            1787583315.429381178 secs.nsecs
start_time:               1787583312.135649097 secs.nsecs
elapsed_time:             3.293732081 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         6   6  14
4:		         2   2  17
8:		         9  10  27
16:		         5   5  32
32:		        59  67 100
snapshot_time:            1787583315.429443566 secs.nsecs
start_time:               1787583312.135729242 secs.nsecs
elapsed_time:             3.293714324 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:            1787583346.571310888 secs.nsecs
start_time:               1787583312.135649097 secs.nsecs
elapsed_time:             34.435661791 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         6   6  15
4:		         2   2  17
8:		         9  10  28
16:		         5   5  33
32:		        59  66 100
snapshot_time:            1787583346.571423816 secs.nsecs
start_time:               1787583312.135729242 secs.nsecs
elapsed_time:             34.435694574 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787583354 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1787583364 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8e4303509000.enable_statahead_fname=1
llite.lustre-ffff8e4303509000.statahead_min=8
llite.lustre-ffff8e4303509000.statahead_batch_max=64
llite.lustre-ffff8e4303509000.statahead_max=128