== sanity test 46: dirtying a previously written page ========================================================================== 22:03:10 (1746064990)
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, 0.0080111 s, 511 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00227993 s, 1.8 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00455547 s, 899 kB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20