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[Bug 1561507] Re: NVMe io requests gets broken down to 64k block requests


** Package changed: ubuntu => linux (Ubuntu)

** Changed in: linux (Ubuntu)
   Importance: Undecided => High

** Changed in: linux (Ubuntu)
       Status: New => Triaged

** Changed in: linux (Ubuntu)
     Assignee: Taco Screen team (taco-screen-team) => Canonical Kernel Team (canonical-kernel-team)

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  NVMe io requests gets broken down to 64k block requests

Status in linux package in Ubuntu:

Bug description:
  == Comment: #0 - Breno Henrique Leitao <brenohl@xxxxxxxxxx> - 2016-03-24 08:20:06 ==
  The io requests to the NVMe device gets broken down to 64k requests

  I would like to ask Canonical to cherry pick the followng patch:

  commit 5f009d3f8e6685fe8c6215082c1696a08b411220
  Author: Keith Busch <keith.busch@xxxxxxxxx>
  Date:   Wed Feb 10 16:52:47 2016 -0700

      block: Initialize max_dev_sectors to 0

      The new queue limit is not used by the majority of block drivers, and
      should be initialized to 0 for the driver's requested settings to be used.

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