On Feb 8, 2013, at 12:21 AM, Adam Goryachev <mailinglists@xxxxxxxxxxxxxxxxxxxxxx> wrote: > I changed these two settings last night (noop and nr_request = 1) and > today seemed to produce more complaints, and more errors logged about > write failures, so I have restored nr_requests to 128 and the scheduler > back to deadline. Specifically what errors are being logged? And if this is on clients, what are you getting in dmesg on the storage server at the time of these errors? There might be a lot. Chris Murphy-- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html