i latency requirements. These mechanisms work, but they come at\r
i a cost: a loss of as much as 80% of total available I/O\r
i bandwidth. I have run some tests to demonstrate this problem;\r
-i some upcoming improvements to the bfq I/O scheduler promise to\r
-i improve the situation considerably.\r
+i some upcoming improvements to the [1]bfq I/O scheduler promise\r
+i to improve the situation considerably.\r
+i \r
+i \r
+i \r
+i [1] https://lwn.net/Articles/601799/\r
i\r