sar -P ALL -f /var/log/sa/sa10 Displays CPU usage broken down by all cores for the 10day day of the month from sa10 file. 3. Memory Free and Used (sar -r) This reports the memory statistics. “1 3” reports for every 1 seconds a total of 3 times. Most likely you’ll focus on “kbmemfree” and “kbmemused” for free and used memory.
nfsd: Exposes NFS kernel server statistics from /proc/net/rpc/nfsd. This is the same information as nfsstat -s. Linux: nvme: Exposes NVMe info from /sys/class/nvme/ Linux: os: Expose OS release info from /etc/os-release or /usr/lib/os-release: any: powersupplyclass: Exposes Power Supply statistics from /sys/class/power_supply: Linux: pressure
This document provides instructions on how to perform an in-place upgrade from Red Hat Enterprise Linux 7 to Red Hat Enterprise Linux 8 using the Leapp utility. During the in-place upgrade, the existing RHEL 7 operating system is replaced by a RHEL 8 version.
A sysctl called vfs.nfsd.srvmaxio has been added that can be used to increase the NFS server’s maximum I/O size from 128Kbytes to any power of 2 up to 1Mbyte. It can only be set when the nfsd threads are not running, and will normally require an increase in kern.ipc.maxsockbuf to at least the value recommended by the console log message ...
This hands-on guidebook explains the inner workings of containers, and shows how Kubernetes helps computing, networking, and storage.
When you start the nfs service, the /usr/sbin/exportfs command launches and reads this file, passes control to rpc.mountd (if NFSv3) for the actual mounting process, then to rpc.nfsd where the file systems are then available to remote users.