ZVM versions up to 18.10.x are incompatible with ZST version 5.22.13. It is necessary to upgrade to ZVM version 18.12.0.0-9 or later.
Azul Zulu Prime System Tools Issues Known in Previous Releases
The following table lists known issues prior to the release of Azul Zulu Prime System Tools (ZST) 5.22.14.
Release Known | Description |
---|---|
5.22.13 |
|
5.22.12 |
ZST-1984 RHEL/CentOS Stream kernels greater than 4.18.0-348.23.1.el8 and kernels greater than 5.14.0-78.el9.x86_64 are not supported ZST-1544 /usr/sbin/zing-licensed: Error: Unable to change directory: No such file or directory. Workaround: Create two empty directories /var/crash/zing-licensed and /var/crash/zing-licensem and provide them with 777 permissions. |
5.22.10 |
Intel Ice Lake architecture’s 5-level paging feature is not yet supported. Installing ZST will cause a kernel panic if 5-level paging is enabled. Workaround: Disable 5-level paging if you are running on Ice Lake hardware. |
5.22.9 |
ZST Zing Memory fails to start on machines with UEFI Secure Boot enabled. Workaround: Disable UEFI Secure Boot. |
5.22.8 |
Ubuntu 20.04 and Linux kernels 5.3.0 (and newer) in general, as a security feature, do pre-zeroing of all newly allocated pages. This leads to performance regression in Zing Memory reservation speed, which may result in failure to configure Zing Memory on large systems. Workaround: Update grub with init_on_alloc=0, reboot the system, and configure zing-memory. |
5.22.6 |
ZST DKMS build fails on 5.4.x kernels with the following error message: coderecipe for target 'zm_adapter.o' failed. Workaround: Please see linux 5.4-rc4 Unable to build simple kernel module. |
5.22.2 |
kzmd process prevents from restarting zing-memory or uninstalling ZST. Workaround: Before uninstalling ZST, run rmmod zing_mm.ko. |
5.22.1 |
If the enhanced memory defragmentation is enabled on kernels older than 2.6.32-431, the system can crash due to RHEL/CentOS 6.4 bug 6660. See here for details. |
5.22.1 |
CPU soft lockup on RHEL 7.x systems. Workaround: Increase the watchdog_thresh value echo 60 > /proc/sys/kernel/watchdog_thresh. |
5.22.1 |
zing-ps -V does not display the correct ZST version after upgrades. |
5.22.1 |
Installer prompts to configure zing-memory on upgrades. |
5.22.0 |
Uninstalling ZST fails on multiple debian based hosts. Workaround: Before upgrading to ZST 5.22.0, comment out the /bin/systemctl disable zing-memory > /dev/null line in the /var/lib/dpkg/info/zing-zst.prerm script. |
5.22.0 |
Upgrading from ZST 5.21.x to ZST 5.22.0 on RHEL7 displays the following message:
Workaround: Ignore the message. |
5.21.4 |
Support for Amazon Linux 2 is disabled in ZST 5.21.4. |
5.21.2 |
Azul Platform Prime cores are not dumped when zing-core-pattern is enabled on Ubuntu 18.04. |
5.20.4 |
Failing to uninstall ZST on a privileged container. Workaround: If a user needs to upgrade the ZST on a CoreOS Host the following steps are advised:
|
5.20.3 |
Cores generated with zing-core pattern enabled are not encrypted with openssl 1.1. |
5.12.0 |
Uninstalling ZST on RHEL 6.8 displays the following warning messages: Warning: erase unlink of /lib/modules/zing-driver/extra/zm_linux_<kernel_ version>.o failed: No such file or directory These messages can be ignored. |
5.7.18 |
When upgrading from ZST 5.7.17 to ZST 5.7.18 on Ubuntu systems, these errors can be ignored: /etc/init.d/zing-agent: line 57: [: too many arguments /etc/init.d/zing-certd: line 44: [: too many arguments /etc/init.d/zing-httpd: line 58: [: too many arguments |
5.7.17 |
Upgrading ZST from 5.7.17 to 5.7.18 on Ubuntu displays warning messages. Ignore the following messages: /etc/init.d/zing-agent: line 57: [: too many arguments /etc/init.d/zing-certd: line 44: [: too many arguments /etc/init.d/zing-httpd: line 58: [: too many arguments |
5.7.15 |
Upgrading ZST to 5.7.15 on RHEL/CentOS 7.x displays warning messages. Ignore these messages warning: file /usr/lib/zing/libc_hooks2.so.1.0.0: remove failed: No such file or directory |
5.7.15 |
Azul Platform Prime 15.05.0.0 will not run with ZST 5.7.15 without a configuration change. Contact Azul Systems Support for assistance to use Azul Platform Prime 15.05.0.0 with ZST 5.7.15. |
5.7.11 |
Attempting to install the ZST package for Ubuntu 12.04 on an Ubuntu 10.04 system will fail and leave the system unable to open a new ssh session. To remedy the issue, uninstall the ZST package form the existing shell session. |
5.7.6 |
Azul Platform Prime processes still running after uninstall when both relocated binaries and regular binaries are installed. Issue may arise under deployment control systems like EFS. |
5.7.6 |
Cannot renew license through the OEM UI. |
5.7.6 |
Can bundle Azul Platform Prime cores with non matching executable. |