Category Archives: Uncategorized

How to Install Spacewalk 2.8 in CentOS7/RHEL7

Assalamualaikum.. This is the simplest way on how to install Spacewalk in CentOS 7 or RHEL 7. For details and complete explanation please go to official page HowToInstall Spacewalk. Pre-Requisites Outbound open ports 80, 443 Inbound open ports 80, 443, … Continue reading

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Ovirt/RHEV: Cannot Start SPM on Other Hypervisor (host)

Assalamualaikum, You keep getting below error whenever you try to put your hypervisor/host to Maintenance Mode. “Failed to change status of host Hypervisor01 due to a failure to stop the spm” Resolution: -Force SPM to restart on the other hypervisor/host. … Continue reading

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Changing the Hostname of an oVirt Manager/Engine

Assalamualaikum, Prepare relevant DNS and/or /etc/hosts records for the new name. If using DHCP, update the DHCP server’s configuration. Change the hostname. This is usually done by editing /etc/hostname and rebooting. There are other options and details which are not … Continue reading

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-bash: warning: setlocale: LC_CTYPE: cannot change locale (UTF-8): No such file or directory

Assalamualaikum, This warning/error ever happened to you? Whenever you try to ssh to your server or try to update your spamassassin (sa-update) you will get this error. Last login: Mon Nov 6 11:17:54 2017 from 192.168.88.14 -bash: warning: setlocale: LC_CTYPE: … Continue reading

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How to Get all Admin Accounts in Zimbra

Assalamualaikum, Below command will list all the admin accounts in Zimbra. zmprov gaaa syntax: zmprov (Provisioning) gaaa (GetAllAdminAccounts) More references for zmprov: Account Provisioning Commands CreateAccount ca Syntax:{name@domain} {password} [attribute1 value1 etc] Type on one line. zmprov ca joe@domain.com test123 … Continue reading

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Check Services Which are Enabled at Boot

Assalamualaikum, Type the following command to list all services which are enabled at boot: #chkconfig –list | grep $(runlevel | awk ‘{ print $2}’):on Sample output: Legend: 0 – halt 1 – Single-User 2 – Multi-User mode, console logins only … Continue reading

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