== sanity test 46: dirtying a previously written page ========================================================================== 01:36:59 (1732430219)
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, 0.00775841 s, 528 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00844592 s, 485 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00240182 s, 1.7 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20