Tuning the igb interface in Solaris 11 or Solaris 10u11 for high packet rate environments to avoid packet loss.
(Doc ID 2034693.1)
Last updated on AUGUST 10, 2020
Applies to:Solaris Operating System - Version 10 1/13 U11 and later
Information in this document applies to any platform.
A customer was reporting igb buffer overflows, as shown by kstat missed_packets and norcvbuf counters, on igb NICs dedicated to high packet rate multicast exchange traffic.
The platform in this case was an X4-8 x86 machine, although this may also happen on SPARC systems with igb interfaces.
Packet rates increased.
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