== sanity test 46: dirtying a previously written page ========================================================================== 21:39:39 (1713404379)
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, 0.0045787 s, 895 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00833032 s, 492 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00192557 s, 2.1 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20