== sanity test 46: dirtying a previously written page ========================================================================== 20:35:10 (1746146110)
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, 0.00519759 s, 788 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00285486 s, 1.4 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00147128 s, 2.8 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20