Red Hat Linux Check Kernel Parameters

To confirm which boot options were passed to boot loader GRUB run the following command as the root user.

Red hat linux check kernel parameters. Samba - The Samba Web Administration Tool swap Script Shebang secure linux SELinux Kernel Semaphore parameters. Oracle also recommends to set the local port range ip_local_port_range for outgoing messages to 1024 65000 which is needed for high usage systems. RAC Technologies Matrix for Linux x86-64 AMD64EM64T Clusters Recommended Kernels It is advisable to choose a kernel that is compatible with ASMLib.

Red Hat Package Manager How to transfercopy files via a network connection using Samba between Linux and Windows. Configuring Additional Kernel Settings for SUSE Linux. Often you need to configure grub.

In this file locate the line beginning with GRUB_CMDLINE_LINUX similar to the following. In other words you need to type the command as per your Linux distro. Minimum Parameter Settings for Installation.

Append or change the transparent_hugepagenever kernel parameter on the GRUB_CMDLINE_LINUX option in etcdefaultgrub file. Hugemem kernel supports 64 GB of physical memory. This kernel parameter defines the local port range for TCP and UDP traffic to choose from.

Run the ipcs -l. GRUB_CMDLINE_LINUXrdlvmlvrhelswap crashkernelauto rdlvmlvrhelroot rhgb quiet. Additionally in certain workload scenarios it may be advantageous to use the hugemem kernel on systems with more than 12GB of main memory.

Shell - Sh Bourne Shell. To check up to date compatibility matrix go to Oracle ASMLib Downloads for Red Hat Enterprise Linux 4 AS or Oracle ASMLib Downloads for Red Hat Enterprise Linux 3 AS Compatible Kernels. The x86 Hugemem kernel is not provided in Red Hat Enterprise Linux 5.