Explore the realms of CentOS and Debian, two titans in the Linux universe. Dive into their histories, strengths, and ideal use cases to make an informed decision on your next Linux adventure. Whether you’re drawn to enterprise reliability or open-source freedom, this guide unveils all.
authentication token manipulation error is common error we use to get frequently. The problem described as below- Getting passwd: Authentication token manipulation error on RHEL6 Machine. [root@ip-linuxbox~]# passwd user1Changing password for user user1.New password:Retype new password:passwd: Authentication token manipulation error [root@ip-linuxbox~]# passwd -u user1 [Tried to unlock the account password.] Unlocking password for user user1.passwd: …
passwd: Authentication token manipulation error | RHEL 6 Read More »
ls -l /dev/disk/by-* | grep lun-31 ls -l /dev/disk/by-* | grep lun-33 ls -l /dev/disk/by-* | grep lun-20 ls -l /dev/disk/by-* | grep lun-10 cat /sys/class/fc_transport/*/node_name grep 50060160bee045be /sys/class/fc_transport/*/node_name lsscsi ./inq.LinuxAMD64 -clariion multipath -ll df -h cat /etc/fstsb cat /etc/fstab multipath -ll | grep mpathg ls -ltr /data* ls -ls /data* ls -ld /data* df …
Usefull Linux Commands for SAN LUN allocation in RHEL Read More »
Download Scripts https://aws.amazon.com/code/8720044071969977 Install Prerequisite Packages sudo yum install wget unzip perl-core perl-DateTime perl-Sys-Syslog perl-CPAN perl-libwww-perl perl-Crypt-SMIME perl-Crypt-SSLeay Install LWP Perl Bundles Launch cpan sudo perl -MCPAN -e shell Install Bundle install Bundle::LWP6 LWP YAML Install Script wget http://aws-cloudwatch.s3.amazonaws.com/downloads/CloudWatchMonitoringScripts-1.2.1.zip unzip CloudWatchMonitoringScripts-1.2.1.zip -d /opt rm -f CloudWatchMonitoringScripts-1.2.1.zip Setup Credentials API Access Key (Option 1) This is …
Setup AWS Cloudwatch Memory and Drive Monitoring on RHEL Read More »
Today we have got project to prepare RHEL VHD’s for Azure. I did not find any doc for RHEL on azure. So i think to write steps i followed for RHEL on azure … Prerequisites CentOS Installation Notes The newer VHDX format is not supported in Azure. You can convert the disk to VHD format …
1. The device-mapper-multipath package is not installed as part of a default installation of the operating system. Select the package as part of the OS install or install the rpm later either from the install CD or by downloading the rpm from the Red Hat website. 2. Verify that the required version of uDev has …