== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:34:32 (1787704472)
llite.lustre-ffff9f90ac7fe800.statahead_max=1024
llite.lustre-ffff9f90ac7fe800.statahead_batch_max=32
llite.lustre-ffff9f90ac7fe800.statahead_min=64
llite.lustre-ffff9f90ac7fe800.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 4.91 seconds: 203.81 ops/second
llite.lustre-ffff9f90ac7fe800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f90ac7fe800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f90ac7fe800.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:            1787704485.697845425 secs.nsecs
start_time:               1787704481.930171154 secs.nsecs
elapsed_time:             3.767674271 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         8   8  15
4:		         7   7  23
8:		         6   6  30
16:		         2   2  32
32:		        60  67 100
snapshot_time:            1787704485.697900545 secs.nsecs
start_time:               1787704481.930599333 secs.nsecs
elapsed_time:             3.767301212 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 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:            1787704516.369682899 secs.nsecs
start_time:               1787704481.930171154 secs.nsecs
elapsed_time:             34.439511745 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         8   8  16
4:		         7   7  24
8:		         6   6  31
16:		         2   2  33
32:		        60  66 100
snapshot_time:            1787704516.369743817 secs.nsecs
start_time:               1787704481.930599333 secs.nsecs
elapsed_time:             34.439144484 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 5.23 seconds: 191.20 ops/second
llite.lustre-ffff9f90ac7fe800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f90ac7fe800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f90ac7fe800.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:            1787704528.293586083 secs.nsecs
start_time:               1787704525.536027902 secs.nsecs
elapsed_time:             2.757558181 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   8
4:		        13  13  22
8:		         8   8  31
16:		         7   7  38
32:		        57  61 100
snapshot_time:            1787704528.293798476 secs.nsecs
start_time:               1787704525.536161177 secs.nsecs
elapsed_time:             2.757637299 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: 995
miss_total: 0
snapshot_time:            1787704560.022170831 secs.nsecs
start_time:               1787704525.536027902 secs.nsecs
elapsed_time:             34.486142929 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         3   3   9
4:		        13  13  23
8:		         8   8  31
16:		         7   7  39
32:		        57  60 100
snapshot_time:            1787704560.022272912 secs.nsecs
start_time:               1787704525.536161177 secs.nsecs
elapsed_time:             34.486111735 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787704566 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787704574 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff9f90ac7fe800.enable_statahead_fname=1
llite.lustre-ffff9f90ac7fe800.statahead_min=8
llite.lustre-ffff9f90ac7fe800.statahead_batch_max=64
llite.lustre-ffff9f90ac7fe800.statahead_max=128