== sanity test 42d: test complete truncate of file with cached dirty data ========================================================== 02:18:02 (1784701082)
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, 0.137713 s, 744 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        7568     1263736   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        6968     1264336   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116       30588     3576404   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3833116       11364     3595628   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232       41952     7172032   1%  /mnt/lustre 

pass grant check: client:41058304 server:41058304
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 30