== sanity test 46: dirtying a previously written page ========================================================================== 12:16:17 (1709054177)
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, 0.0136354 s, 300 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00888584 s, 461 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00423861 s, 966 kB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20