Release Notes

Chapter 1: Release summary..........................................................................................................4
Version....................................................................................................................................................................................4
Release date..........................................................................................................................................................................4
Priority and recommendations..........................................................................................................................................4
Chapter 2: Compatibility............................................................................................................... 5
Supported systems............................................................................................................................................................. 5
Chapter 3: New and enhanced in this release.................................................................................6
Chapter 4: Important notes........................................................................................................... 7
Chapter 5: Known issues............................................................................................................... 8
A bus fatal error is detected on BCM57XX card......................................................................................................... 8
Intel E810 and X710-T4L(device id 0x15ff) network cards are not detected after Ubuntu 20.04 is
installed .............................................................................................................................................................................8
Ubuntu deployment through MaaS fails with Broadcom network cards BCM57xx............................................9
The name of the NVMe device may change when it is hot-inserted after a surprise removal........................ 9
NVMe devices are enumerated in namespace 2 when hot-inserted into the server after being
surprise removed............................................................................................................................................................. 9
/proc/mdstat and mdadm -D commands display incorrect statuses when two NVMe devices are
surprise removed from a RAID 5 MD array............................................................................................................. 10
Status of the RAID 0 LV is displayed as Available when one of the members of the RAID array is
surprise removed........................................................................................................................................................... 10
BIOS Dell Update Packages (DUPs) will not run on Ubuntu 20.04....................................................................... 10
Ubuntu Server 20.04 live image installation fails due to a loss of network connectivity..................................11
CCP initialization failed error encountered after Ubuntu.20.04 is installed......................................................... 11
NVMe drive is not detected after multiple hot plug operations..............................................................................11
Chapter 6: Limitations................................................................................................................. 13
Chapter 7: Updating Ubuntu ....................................................................................................... 14
Chapter 8: Resources and support............................................................................................... 15
Identifying the series of your Dell EMC PowerEdge servers.................................................................................. 15
Latest Release Notes........................................................................................................................................................ 16
Related documents and links...........................................................................................................................................16
Accessing documents using product selector............................................................................................................ 16
Chapter 9: Contacting Dell EMC...................................................................................................17
Contents
Contents 3