== sanity test 46: dirtying a previously written page ========================================================================== 12:38:55 (1711989535)
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, 0.00692246 s, 592 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00601415 s, 681 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00281014 s, 1.5 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20