== sanity test 42d: test complete truncate of file with cached dirty data ========================================================== 14:02:34 (1788544954)
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, 0.111583 s, 918 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      2210304        4864     2203392   1% /mnt/lustre[MDT:0] 
lustre-OST0000_UUID      3771392       19456     3749888   1% /mnt/lustre[OST:0] 
lustre-OST0001_UUID      3771392       21504     3745792   1% /mnt/lustre[OST:1] 

filesystem_summary:      7542784       40960     7495680   1% /mnt/lustre 

pass grant check: client:11927552 server:11927552
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 30