== sanity test 46: dirtying a previously written page ========================================================================== 03:28:29 (1713425309)
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, 0.0039079 s, 1.0 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00123745 s, 3.3 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00124145 s, 3.3 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20