[Bugs] [Bug 1094328] poor fio rand read performance with read-ahead enabled

bugzilla at redhat.com bugzilla at redhat.com
Sun Apr 28 01:06:35 UTC 2019


Raghavendra G <rgowdapp at redhat.com> changed:

           What    |Removed                     |Added
              Flags|needinfo?(rgowdapp at redhat.c |
                   |om)                         |

--- Comment #16 from Raghavendra G <rgowdapp at redhat.com> ---
(In reply to Csaba Henk from comment #15)
> I'm suggesting to close it as dupe of BZ 1676479. Asking Raghavendra for ack.

I agree. Gluster read-ahead at best is redundant. Kernel read-ahead is more
intelligent [1]. Since this bug is on fuse-mount, disabling read-ahead will
introduce no regression.

[1] https://lwn.net/Articles/155510/

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