Dell EMC PowerVault ME4 Series Storage System Release Notes December 2020 Rev.
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Contents Chapter 1: Document history......................................................................................................... 4 Chapter 2: GT280R008-04 Firmware............................................................................................. 5 Fixed issues in GT280R008-04 firmware...................................................................................................................... 5 Known issues in GT280R008-04 firmware.............................................
1 Document history This document describes the new features, enhancements, fixed issues, and open issues in the ME4 Series firmware. Table 1.
2 GT280R008-04 Firmware This section describes the new fixed issues and known issues in the GT280R008-04 firmware release. Topics: • • Fixed issues in GT280R008-04 firmware Known issues in GT280R008-04 firmware Fixed issues in GT280R008-04 firmware The following issues are fixed in GT280R008-04 firmware: NOTE: The fixed issues in the ME4 Series firmware are cumulative. The latest release of the ME4 Series firmware contains all the fixed issues from previous releases of the firmware. Table 2.
Known issues in GT280R008-04 firmware The following are known issues in GT280R008-04 firmware: Table 6. Known installation and update issues Issue Description 50140 In rare cases, after installing a firmware bundle, event 235 is logged with details that include Not Ready, enclosure services unavailable. Workaround: Quiesce I/O to the storage system and then power cycle the controller enclosure. Table 7.
3 GT280R008-01 Firmware This section describes the new features, fixed issues, and known issues in the GT280R008-01 firmware release. Topics: • • Fixed issues in GT280R008-01 firmware Known issues in GT280R008-01 firmware Fixed issues in GT280R008-01 firmware The following issues are fixed in GT280R008-01 firmware: NOTE: The fixed issues in the ME4 Series firmware are cumulative. The latest release of the ME4 Series firmware contains all the fixed issues from previous releases of the firmware. Table 8.
Table 10. Fixed storage management issues (continued) Issue Description FMW-35367 Fixed an assert in the I/O error path when the pool is full. FMW-35342 Split write I/O, and replication deadlocks might occur when the pool is out of space. FMW-35092 A controller might crash because of I/O that occurs when the pool is out of space. FMW-35091 A controller might crash because of split write I/O and scheduled snapshot when the pool is out of space.
Known issues in GT280R008-01 firmware The following are known issues in GT280R008-01 firmware: Table 13. Known installation and update issues Issue Description 50140 In rare cases, after installing a firmware bundle, event 235 is logged with details that include Not Ready, enclosure services unavailable. Workaround: Quiesce I/O to the storage system and then power cycle the controller enclosure. Table 14.
4 GT280R006-02 Firmware This section describes the new features, fixed issues, and known issues in the GT280R006-02 firmware release. Topics: • Fixed issues in GT280R006-02 firmware Fixed issues in GT280R006-02 firmware The following issues are fixed in GT280R006-02 firmware: NOTE: The fixed issues in the ME4 Series firmware are cumulative. The latest release of the ME4 Series firmware contains all of the fixed issues from previous releases of the firmware. Table 15.
5 GT280R006-01 Firmware This section describes the new features, fixed issues, and known issues in the GT280R006-01 firmware release. Topics: • • • New features and enhancements Fixed issues in GT280R006-01 firmware Known issues in GT280R006-01 firmware New features and enhancements The following new features and enhancements are in the GT280R006-01 firmware release: ● CloudIQ Improvements – Improved CloudIQ telemetry data payloads for future feature sets.
Table 17. Fixed configuration and hardware issues Issue Description 51873 The SCSI Product ID and model number fields are blank for Value Array Series storage systems. 51770 An IPv6 address is not assigned to the controller when the Auto option is selected from the Source dropdown menu. 51586 Removed Independent Cache Performance Mode (ICPM) settings. 51080 Added warning message during iSCSI setup when multi-server access is enabled. Table 18.
Table 22. Known storage management issues Issue Description 51833 Performance issues with 10Gbase-T controllers and Intel Ethernet Converged Network Adapter X520. Workaround: Update to the latest version of the Intel Ethernet Converged Network Adapter X520 driver. Then, disable the interrupts in the Intel Ethernet Converged Network Adapter X520 driver. 49962 PowerVault Manager panels use inconsistent terms for SAS disks: ● MDL and SAS MDL are spinning midline or nearline SAS disks.
6 GT280R004-01 Firmware This section describes the new features, fixed issues, and known issues in the GT280R004-01 firmware release. Topics: • • • New features and enhancements Fixed issues in GT280R004-01 firmware Known issues in GT280R004-01 firmware New features and enhancements The following new features and enhancements are in the GT280R004-01 firmware release: ● Cloud IQ support - Added support to enable CloudIQ on ME4 Series storage systems.
Table 23. Fixed alerts and reporting issues Issue Description 51054 Event log message for DNS lookup failures is confusing. 50883 An event log is not generated for successful or failed SupportAssist configuration changes. 50858 An event log is not generated when enabling SupportAssist, disabling SupportAssist, or modifying SupportAssist configuration settings in ME Storage Manager. 50247 In ME Storage Manager, disk group historical statistics can be viewed, but not successfully exported.
Table 25. Fixed installation and update issues (continued) Issue Description ● The newly inserted controller uses IPv6 addressing. ● The mid-plane is set to static IP addressing. ● The newly inserted controller is set to DHCP. ● A communication issue occurs between the management controller and the storage controller. 49929 In rare cases, a Firmware update failed error message displays while loading controller firmware bundles.
Table 26. Fixed replication issues (continued) Issue Description to resume replication fails with the message Error: The operation cannot be completed because controller failover or recovery is in progress. 49070 When a replication set is created in ME Storage Manager, the replication schedule window is not displayed when the Scheduled check box is selected.
Table 27. Fixed storage management issues (continued) Issue Description 49863 DNS settings remain unchanged after issuing the clear dns-parameters CLI command, despite the system displaying a success message. 49738 In an empty CLI command line, pressing Tab displays inapplicable commands, such as FTP commands. 48631 In ME Storage Manager, if the system time is changed from 24–hour to 12–hour mode (AM or PM), the change does not persist to the next session. Table 28.
7 GT275R005-04 Firmware This section describes the new features, fixed issues, and known issues in the GT275R005-04 firmware release.
Table 33. Known hardware and configuration issues Issue Description 50686 Running a rescan using ME Storage Manager causes a temporary false temp sensor error. Workaround: This health issue resolves itself and does not generate an event in the logs. NOTE: This issue is fixed in GT280R004-01 firmware. 50685 ME Storage Manager validation fails on SMTP server if you enter an FQDN instead of an IP. Workaround: Enter a valid IP address, or use the CLI. NOTE: This issue is fixed in GT280R004-01 firmware.
Table 34. Known installation and update issues (continued) Issue Description ● The newly inserted controller is set to DHCP. ● A communication issue occurs between the management controller and the storage controller. Workaround: Set up the new controller IP addresses manually. See the topic about configuring controller network ports in the Dell EMC ME4 Series Storage System Administrator's Guide. NOTE: This issue is fixed in GT280R004-01 firmware.
Table 35. Known replication issues (continued) Issue Description 49705 With single-controller mode enabled and I/O running, using the CLI to change the cache write policy of a volume to write-through can cause the controller to crash. Workaround: Before changing the write policy for a volume in a single-controller mode, quiesce I/O. NOTE: This issue is fixed in GT280R004-01 firmware.
Table 36. Known storage management issues (continued) Issue Description 50133 In ME Storage Manager, setting DNS parameters to the same values that are already set fails with the error Command is taking longer to complete than anticipated. Workaround: None. When parameters are set to different values, as is typically the case, the issue does not occur. NOTE: This issue is fixed in GT280R004-01 firmware.
Table 37. Known user management issues Issue Description 49517 The Managed Logs feature requires you to set up SMTP options and email notifications before the system can send test information to the log file. Workaround: Do the following: 1. 2. 3. 4. 5. 6. From the Home topic, choose Actions > System Settings > Notifications > Email tab. Enter the network address of the SMTP mail server, then enter the Sender Domain name. Select the Enable Email Notifications check box.
8 Resources and support The following sections provide resources for finding more information about ME4 Series storage systems: Topics: • • Related documentation Contacting Dell EMC Related documentation NOTE: For all storage documentation, go to Dell.com/support/ and enter your system Service Tag to access your system documentation. ● Setting Up Your Dell EMC PowerVault ME4 Series Storage System – Provides an overview of hardware installation, system and storage setup, and host setup.
The QRL code contains information unique to your system. It can be found on the information tag and the Setting Up Your Dell EMC PowerVault ME4 Series Storage System poster. Scan the QRL to get immediate access to your system information, using your smart phone or tablet. Documentation feedback To rate the documentation or provide feedback, go to Dell.com/support and click Feedback on the bottom of any page.
