== sanity test 46: dirtying a previously written page ========================================================================== 19:49:12 (1746143352)
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, 0.0232691 s, 176 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.0381622 s, 107 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00269391 s, 1.5 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20