Chapter 10. January 2024


10.1. Product-wide

10.1.1. Published Blogs and Resources

10.2. Red Hat Insights for Red Hat Enterprise Linux

10.2.1. Advisor

New Recommendations

During January, the team made four releases, introducing 14 brand new recommendations in Advisor, mostly focused on remediating risks in the kernel.

  • Kernel crash occurs when NULL pointer dereference occurs in the vmxnet3 NIC driver on VMware ESXi hosts, due to a known bug in the kernel
  • The root filesystem is mounted in read-only mode after reboot when there is a mount point name that ends with a space
  • Kernel panic occurs when the CIFS file systems are mounted with FQDN, due to a known kernel bug
  • Kernel panic occurs with the Transparent Huge Page (THP) enabled, due to a known kernel bug
  • The system with a separate /usr file system and systemd-219-78.el7_9.8 package installed cannot boot after the initramfs is regenerated
  • Memory leak occurs when the number of orphan session scopes is large, due to a bug in systemd
  • System hang occurs with lockups when using smartpqi driver, due to a known kernel bug
  • Logs cannot be collected when the symbolic link /dev/log is missing
  • NFS4 client can become unresponsive when the server side restarts, due to a bug in kernel
  • Satellite will become unresponsive after the noon, due to long-running and failing CertificateCleanupJob in candlepin
  • NFS4 server runs into infinite loop with NFS4ERR_DELAY reply, due to a regression bug in kernel
  • Boot failure occurs due to the absence of critical kernel modules
  • Samba cannot work with sssd as expected when winbind service is not running
  • The httpd service is unable to create a thread when the memory or nproc resource is not enough

10.3. OpenShift Container Platform

10.3.1. Cost Management for ARM, POWER and IBM Z

The Cost Management Metrics Operator is now available for ARM, POWER and IBM Z, in addition to the existing x86-64 support. This makes Red Hat Insights cost management the first FinOps tool to be available for POWER, and the second for IBM Z.

10.3.2. Custom platform costs

Customers can now add custom OpenShift projects to the Platform cost group, which will add to the default OpenShift and Kubernetes control plane projects. This is useful for cross-platform services, such as login microservices, PDF generation services, and so on, that are used by many tenants in the cluster.

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