== sanity test 42d: test complete truncate of file with cached dirty data ========================================================== 04:39:46 (1779698386)
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, 0.101018 s, 1.0 MB/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        3568     1267680   1%  /mnt/lustre[MDT:0] 
lustre-MDT0001_UUID      1414116        1824     1269480   1%  /mnt/lustre[MDT:1] 
lustre-OST0000_UUID      3833116        2664     3604356   1%  /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3833116        1548     3605472   1%  /mnt/lustre[OST:1] 

filesystem_summary:      7666232        4212     7209828   1%  /mnt/lustre 

pass grant check: client:16875520 server:16875520