A High Number of Dropped Packets Appear on the BDA (Doc ID 2100678.1)

Last updated on NOVEMBER 08, 2022

Applies to:

Big Data Appliance Integrated Software - Version 4.2.0 and later
Linux x86-64

Symptoms

Cloudera Manager may show a message about packet loss or ifconfig may show a high packet loss.

Frame Errors Leading To Packet Loss: Detected significant packet loss on 11 host(s), with the worst case being host: domain.name.com dropping: 5.30% of packets:

# ifconfig
bondeth0 Link encap:Ethernet HWaddr <HW_ADDR>
          ...
          RX packets:785295 errors:0 dropped:376157 overruns:0 frame:0
          TX packets:31794 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:55252273 (52.6 MiB) TX bytes:8963051 (8.5 MiB)

bondib0   Link encap:InfiniBand HWaddr <HW_ADDR>
          ...
          RX packets:25204927 errors:0 dropped:8013493 overruns:0 frame:0
          TX packets:9374287 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:15987733540 (14.8 GiB) TX bytes:5986045816 (5.5 GiB)

eth0      Link encap:Ethernet HWaddr <HW_ADDR>
          ...
          RX packets:5574583 errors:0 dropped:144774 overruns:0 frame:0
          TX packets:103425 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:351607927 (335.3 MiB) TX bytes:6505554 (6.2 MiB)

.....

Changes

There was an upgrade to a Linux Kernal 2.6.37 higher.

Cause

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A High Number of Dropped Packets Appear on the BDA (Doc ID 2100678.1)

Applies to:

Symptoms

Changes

Cause

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