Oracle VM: Network Packet From DomU Would Delay 30ms On Dom0
(Doc ID 2535485.1)
Last updated on JUNE 04, 2020
Applies to:Oracle VM - Version 3.0.1 to 3.4.6 [Release OVM30 to OVM34]
Information in this document applies to any platform.
Network packet from DomU would delay 30ms on Dom0 occasionally.
For example, following shows that DomU sends a packet to Dom0 on 12:23:05:385107, but Dom0 receives and send it to NFS Server on 12:23:05.415123(delay of 30ms).
|=== DomU tcpdump report ======
12:23:05.385107 IP [DomU IP].804 > [NFS Server IP].nfs: 120 getattr fh 119,128/1601175552
12:23:05.415407 IP [NFS Server IP].nfs > [DomU IP].804: reply ok 112 getattr REG 644 ids 124/100 sz 247956
=== Dom0 tcpdump report ======
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