== sanity test 46: dirtying a previously written page ========================================================================== 04:42:24 (1731750144)
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, 0.00470271 s, 871 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00514371 s, 796 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00265083 s, 1.5 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20