Aarvi

Script

Cachet install on Ubuntu 18.04

Had an opportunity an Operation Notification open source application callled Cachet Below are the steps I used to successfully complete it and get it working SSH to Ubuntu server Set up right time on server using root@status:~# sudo dpkg-reconfigure tzdata Current default time zone: ‘America/Chicago’ Local time is now:      Mon Feb 22 10:48:44 […]
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Permission denied (publickey,gssapi-keyex,gssapi-with-mic).

While trying to add new user and ssh using the user login details after adding user ssh keys was getting below error Permission denied (publickey,gssapi-keyex,gssapi-with-mic) The issue was due to permissions Changing to below permissions resolved the issue chmod 0700 /home/surmeet/.ssh/ chmod 0600 /home/surmeet/.ssh/authorized_keys
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Install Brotli on Apache 2.4 on cPanel

root@server /]# yum install brotli Loaded plugins: fastestmirror, getpagespeed, universal-hooks Loading mirror speeds from cached hostfile epel/x86_64/metalink | 8.6 kB 00:00:00 EA4: 208.74.123.61 cpanel-addons-production-feed: 208.74.123.61 cpanel-plugins: 208.74.123.61 base: mirrors.radwebhosting.com epel: pubmirror2.math.uh.edu extras: centos.mirror.lstn.net updates: repos.dfw.quadranet.com Resolving Dependencies –> Running transaction check —> Package brotli.x86_64 0:1.0.7-5.el7 will be installed –> Finished Dependency Resolution Dependencies Resolved Package […]
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Cannot open /var/log/sa/sa09: No such file or directory

Have been getting emails on below error “Cannot open /var/log/sa/sa09: No such file or directory” The solution is to reinstall cronie-anacron using command yum reinstall cronie-anacron Loaded plugins: fastestmirror, universal-hooks Loading mirror speeds from cached hostfile EA4: 208.74.123.61 cpanel-addons-production-feed: 208.74.123.61 cpanel-plugins: 208.74.123.61 base: mirror.oss.ou.edu extras: mirror.oss.ou.edu updates: mirror.netdepot.com EA4 | 2.9 kB 00:00:00 cpanel-addons-production-feed | […]
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Error Couldn’t find device with uuid

Got an error while working on a LVM system [root@ok1x40 daily]# vgs WARNING: Device for PV zwUwUP-OyCI-O3T4-c4l5-YCUV-8wpX-3UIA0x not found or rejected by a filter. WARNING: Device for PV zwUwUP-OyCI-O3T4-c4l5-YCUV-8wpX-3UIA0x not found or rejected by a filter. Couldn’t find device with uuid zwUwUP-OyCI-O3T4-c4l5-YCUV-8wpX-3UIA0x. VG #PV #LV #SN Attr VSize VFree vg 1 1 0 wz-pn- <9.88g […]
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Remove spaces between words

You may have comes across situation where you have to manually edit a single file using excel or words to remove the space between words which is taking consuming and Boring :) The below command can do the trick in one command to save your day   cat 116.txt | sed -e ‘s/[\t ]//g;/^$/d’  > […]
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