== sanity test 46: dirtying a previously written page ========================================================================== 17:17:38 (1715203058)
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, 0.00748498 s, 547 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00195231 s, 2.1 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00561798 s, 729 kB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20