z/VM Virtual Networking CP Maintenance


Virtual Networking Maintenance Levels for z/VM 6.4.0

 


z/VM 6.4.0 Maintenance Levels

SERVLVL Level APAR PTF Brief Description
None c'V640' Base n/a z/VM 6.4.0 GA support
1702RSU c'V641' VM65925 UM35189 Simplified virtual NIC configuration and VSWITCH operation with enhanced NICDEF statement
1802RSU c'V642' VM65918 UM35253 VSwitch Link Aggregation Enhancements
c'V643' VM66357 UM35610 VSwitch deadlock after a series of controller stalls

z/VM 6.4.0 Additional Service for VSWITCH and Guest LAN users

The following APARs are not assigned a unique maintenance level. These updates are recommended for CP systems where Guest LAN and Virtual Switch features are being used.

SERVLVL APAR PTF Brief Description
1701RSU VM65871 UM34930 Soft ABENDVQS001 when VLAN tag inserted into large frames
1702RSU VM66037 UM35178 Abend SXA004 during VSwitch LACP Marker processing
1801RSU VM66093 UM35249 VSwitch connectivity loss after heavy traffic to Uplink
1802RSU VM66183 UM35350 Residual VSwitch port after VMRELOCATE and LOGOFF
1901RSU VM66133 UM35346 ABENDHTT001 in HCPTXO OFFSET+2D4 TRSOURCE TYPE LAN
1901RSU VM66196 UM35396 ABENDFRE016 ABENDLCK003 and others due to overlay
1901RSU VM66216 UM35396 VSwitch MSDTCOSD223E Return code 200B from DELIPM
2001RSU VM66264 UM35462 HUNG USERS/SYSTEM
VM66300 UM35508 HTT001 Hard Abend setting ISOLATION OFF for VSwitch
2001RSU VM66280 UM35539 VSWITCH OSA RDEV blocked with possible ABEND MCW002 or MPC008
VM66359 UM35612 ABEND PRG004 in HCPLCK+53A from HCIPQR

z/VM 6.4.0 Additional Networking or I/O related Service

The following APARs are not directly related to Guest LAN or Virtual Switch but may refer to areas such as dedicated HiperSockets support.

SERVLVL APAR PTF Brief Description
1701RSU VM65992 UM35035 HiperSockets performance issues on short busy
1801RSU VM66079 UM35233 QDIO Hot I/O Adapter Interrupt loop
1901RSU VM65916 UM35091 Simulated HiperSockets loss of initiative
1901RSU VM66135 UM35286 CommServer INOP Activating a HiperSockets Link


This document is maintained by:

Montana Lee
z/VM Development
montanalee@ibm.com