== sanity test 42d: test complete truncate of file with cached dirty data ========================================================== 01:05:00 (1787115900)
debug=+cache
vm.dirty_writeback_centisecs = 0
vm.dirty_writeback_centisecs = 0
vm.dirty_ratio = 50
vm.dirty_background_ratio = 25
100+0 records in
100+0 records out
102400 bytes (102 kB, 100 KiB) copied, 0.182719 s, 560 kB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 30
checking grant......UUID                   1K-blocks        Used   Available Use%  Mounted on
lustre-MDT0000_UUID      1414116        3392     1267856   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        1816     1269488   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116        1552     3605468   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3833116        2576     3604444   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232        4128     7209912   1%  /mnt/lustre 

pass grant check: client:16875520 server:16875520
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 30