[Bugs] [Bug 1333711] [scale] Brick process does not start after node reboot

bugzilla at redhat.com bugzilla at redhat.com
Tue May 10 07:11:24 UTC 2016


https://bugzilla.redhat.com/show_bug.cgi?id=1333711



--- Comment #3 from Vijay Bellur <vbellur at redhat.com> ---
COMMIT: http://review.gluster.org/14234 committed in release-3.8 by Raghavendra
G (rgowdapp at redhat.com) 
------
commit 4c58dd7f03e393b6dd5c01af3e7f4c786ba12e3f
Author: Prasanna Kumar Kalever <prasanna.kalever at redhat.com>
Date:   Thu Apr 14 19:02:19 2016 +0530

    rpc: define client port range

    Problem:
    when bind-insecure is 'off', all the clients bind to secure ports,
    if incase all the secure ports exhaust the client will no more bind
    to secure ports and tries gets a random port which is obviously insecure.

    we have seen the client obtaining a port number in the range 49152-65535
    which are actually reserved as part of glusterd's pmap_registry for bricks,
    hence this will lead to port clashes between client and brick processes.

    Solution:
    If we can define different port ranges for clients incase where secure
ports
    exhaust, we can avoid the maximum port clashes with in gluster processes.

    Still we are prone to have clashes with other non-gluster processes, but
    the chances being very low, but that's a different story on its own,
    which will be handled in upcoming patches.

    Backportof:
    > Change-Id: Ib5ce05991aa1290ccb17f6f04ffd65caf411feaf
    > BUG: 1322805
    > Signed-off-by: Prasanna Kumar Kalever <prasanna.kalever at redhat.com>
    > Reviewed-on: http://review.gluster.org/13998
    > Smoke: Gluster Build System <jenkins at build.gluster.com>
    > NetBSD-regression: NetBSD Build System <jenkins at build.gluster.org>
    > CentOS-regression: Gluster Build System <jenkins at build.gluster.com>
    > Reviewed-by: Atin Mukherjee <amukherj at redhat.com>
    > Reviewed-by: Raghavendra G <rgowdapp at redhat.com>

    Change-Id: I2ab9608ddbefcdf5987d817c23dd066010148e19
    BUG: 1333711
    Signed-off-by: Prasanna Kumar Kalever <prasanna.kalever at redhat.com>
    Reviewed-on: http://review.gluster.org/14234
    Tested-by: Prasanna Kumar Kalever <pkalever at redhat.com>
    Smoke: Gluster Build System <jenkins at build.gluster.com>
    NetBSD-regression: NetBSD Build System <jenkins at build.gluster.org>
    CentOS-regression: Gluster Build System <jenkins at build.gluster.com>
    Reviewed-by: Atin Mukherjee <amukherj at redhat.com>

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