== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 09:21:06 (1787145666)
llite.lustre-ffff967e9d90e800.statahead_max=1024
llite.lustre-ffff967e9d90e800.statahead_batch_max=32
llite.lustre-ffff967e9d90e800.statahead_min=64
llite.lustre-ffff967e9d90e800.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 6.56 seconds: 152.53 ops/second
llite.lustre-ffff967e9d90e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff967e9d90e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff967e9d90e800.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:            1787145684.703269727 secs.nsecs
start_time:               1787145679.154068763 secs.nsecs
elapsed_time:             5.549200964 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   6  12
4:		        10  11  23
8:		         4   4  28
16:		         4   4  32
32:		        59  67 100
snapshot_time:            1787145684.703351832 secs.nsecs
start_time:               1787145679.154145361 secs.nsecs
elapsed_time:             5.549206471 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787145716.281449422 secs.nsecs
start_time:               1787145679.154068763 secs.nsecs
elapsed_time:             37.127380659 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		        10  11  24
8:		         4   4  29
16:		         4   4  33
32:		        59  66 100
snapshot_time:            1787145716.281511961 secs.nsecs
start_time:               1787145679.154145361 secs.nsecs
elapsed_time:             37.127366600 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 6.56 seconds: 152.50 ops/second
llite.lustre-ffff967e9d90e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff967e9d90e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff967e9d90e800.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:            1787145733.940156919 secs.nsecs
start_time:               1787145729.106515741 secs.nsecs
elapsed_time:             4.833641178 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  12  12
2:		         9   9  21
4:		        10  10  31
8:		         5   5  36
16:		         6   6  42
32:		        58  58 100
snapshot_time:            1787145733.940215473 secs.nsecs
start_time:               1787145729.106753933 secs.nsecs
elapsed_time:             4.833461540 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:            1787145765.233515866 secs.nsecs
start_time:               1787145729.106515741 secs.nsecs
elapsed_time:             36.127000125 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        13  12  12
2:		         9   8  21
4:		        10   9  31
8:		         5   4  36
16:		         6   5  42
32:		        58  57 100
snapshot_time:            1787145765.233616930 secs.nsecs
start_time:               1787145729.106753933 secs.nsecs
elapsed_time:             36.126862997 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787145773 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787145782 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff967e9d90e800.enable_statahead_fname=1
llite.lustre-ffff967e9d90e800.statahead_min=8
llite.lustre-ffff967e9d90e800.statahead_batch_max=64
llite.lustre-ffff967e9d90e800.statahead_max=128