== sanity test 46: dirtying a previously written page ========================================================================== 12:40:02 (1713285602)
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, 0.0046321 s, 884 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00471888 s, 868 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.0014598 s, 2.8 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20