== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 08:45:50 (1787402750)
llite.lustre-ffff93180c75b800.statahead_max=1024
llite.lustre-ffff93180c75b800.statahead_batch_max=32
llite.lustre-ffff93180c75b800.statahead_min=64
llite.lustre-ffff93180c75b800.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 5.19 seconds: 192.51 ops/second
llite.lustre-ffff93180c75b800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93180c75b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93180c75b800.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:            1787402764.890573704 secs.nsecs
start_time:               1787402761.189934344 secs.nsecs
elapsed_time:             3.700639360 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   5  10
4:		        11  12  22
8:		         7   7  30
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1787402764.890645229 secs.nsecs
start_time:               1787402761.190278064 secs.nsecs
elapsed_time:             3.700367165 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1787402795.268234391 secs.nsecs
start_time:               1787402761.189934344 secs.nsecs
elapsed_time:             34.078300047 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		        11  12  23
8:		         7   7  31
16:		         2   2  33
32:		        59  66 100
snapshot_time:            1787402795.268298058 secs.nsecs
start_time:               1787402761.190278064 secs.nsecs
elapsed_time:             34.078019994 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 5.31 seconds: 188.21 ops/second
llite.lustre-ffff93180c75b800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93180c75b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93180c75b800.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:            1787402808.173484026 secs.nsecs
start_time:               1787402804.914863175 secs.nsecs
elapsed_time:             3.258620851 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         4   4  12
4:		         4   4  17
8:		         5   5  22
16:		         7   8  31
32:		        60  68 100
snapshot_time:            1787402808.174049771 secs.nsecs
start_time:               1787402804.914943615 secs.nsecs
elapsed_time:             3.259106156 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:            1787402839.556198136 secs.nsecs
start_time:               1787402804.914863175 secs.nsecs
elapsed_time:             34.641334961 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         4   4  13
4:		         4   4  18
8:		         5   5  23
16:		         7   7  31
32:		        60  68 100
snapshot_time:            1787402839.556276124 secs.nsecs
start_time:               1787402804.914943615 secs.nsecs
elapsed_time:             34.641332509 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787402846 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787402855 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff93180c75b800.enable_statahead_fname=1
llite.lustre-ffff93180c75b800.statahead_min=8
llite.lustre-ffff93180c75b800.statahead_batch_max=64
llite.lustre-ffff93180c75b800.statahead_max=128