== sanity test 46: dirtying a previously written page ========================================================================== 23:14:43 (1782530083)
vm.dirty_writeback_centisecs = 0
vm.dirty_writeback_centisecs = 0
vm.dirty_ratio = 50
vm.dirty_background_ratio = 25
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0191717 s, 214 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0221653 s, 185 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB, 4.0 KiB) copied, 0.00715318 s, 573 kB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 30