== sanity test 46: dirtying a previously written page ========================================================================== 17:18:37 (1715203117)
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, 0.00224271 s, 1.8 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.0024971 s, 1.6 MB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.000959587 s, 4.3 MB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20