[Bugs] [Bug 1673058] New: Network throughput usage increased x5

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1673058

            Bug ID: 1673058
           Summary: Network throughput usage increased x5
           Product: GlusterFS
           Version: 5
          Hardware: x86_64
                OS: Linux
            Status: NEW
         Component: glusterd
          Severity: medium
          Assignee: bugs at gluster.org
          Reporter: jsecchiero at enter.eu
                CC: bugs at gluster.org
  Target Milestone: ---
    Classification: Community



Created attachment 1527539
  --> https://bugzilla.redhat.com/attachment.cgi?id=1527539&action=edit
client throughput graph

Description of problem:

Client network throughput in OUT direction usage increased x5 after an upgrade
from 3.11, 3.12 to 5.3 of the server.
Now i have ~110Mbps of traffic in OUT direction for each client and on the
server i have a total of ~1450Mbps for each gluster server.
Watch the attachment for graph before/after upgrade network throughput.

Version-Release number of selected component (if applicable):

5.3

How reproducible:

upgrade from 3.11, 3.12 to 5.3

Steps to Reproduce:
1. https://docs.gluster.org/en/v3/Upgrade-Guide/upgrade_to_3.12/
2. https://docs.gluster.org/en/latest/Upgrade-Guide/upgrade_to_5/

Actual results:

Network throughput usage increased x5

Expected results:

Just the features and the bugfix of the 5.3 release

Cluster Information:

2 nodes with 1 volume with 2 distributed brick for each node

Number of Peers: 1

Hostname: 10.2.0.180
Uuid: 368055db-9e90-433f-9a56-bfc1507a25c5
State: Peer in Cluster (Connected)

Volume Information:

Volume Name: storage_other
Type: Distributed-Replicate
Volume ID: 6857bf2b-c97d-4505-896e-8fbc24bd16e8
Status: Started
Snapshot Count: 0
Number of Bricks: 2 x 2 = 4
Transport-type: tcp
Bricks:
Brick1: 10.2.0.181:/mnt/storage-brick1/data
Brick2: 10.2.0.180:/mnt/storage-brick1/data
Brick3: 10.2.0.181:/mnt/storage-brick2/data
Brick4: 10.2.0.180:/mnt/storage-brick2/data
Options Reconfigured:
nfs.disable: on
transport.address-family: inet
storage.fips-mode-rchecksum: on

Status of volume: storage_other
Gluster process                             TCP Port  RDMA Port  Online  Pid
------------------------------------------------------------------------------
Brick 10.2.0.181:/mnt/storage-brick1/data   49152     0          Y       1165
Brick 10.2.0.180:/mnt/storage-brick1/data   49152     0          Y       1149
Brick 10.2.0.181:/mnt/storage-brick2/data   49153     0          Y       1166
Brick 10.2.0.180:/mnt/storage-brick2/data   49153     0          Y       1156
Self-heal Daemon on localhost               N/A       N/A        Y       1183
Self-heal Daemon on 10.2.0.180              N/A       N/A        Y       1166

Task Status of Volume storage_other
------------------------------------------------------------------------------
There are no active volume tasks

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