== sanity test 46: dirtying a previously written page ========================================================================== 18:43:21 (1746139401)
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) copied, 0.00575506 s, 712 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00850206 s, 482 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00455852 s, 899 kB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20