There's no ntpd in centos 7, how to sync time automatically and manually with chrony?
gacopu asked: Seems there’s no ntpd in centos7, how can I sync time in centos7? I found out that chrony should be used in centos7, what is manual way to …
Can't install phpMyAdmin due to package dependency issue
jblaupunkt asked: When I run the command sudo yum –enablerepo=epel install phpmyadmin it returns the following package dependency error: Error: Package: php-mcrypt-5.3.3-5.el6.x86_64 (epel) Requires: php(api) = 20090626 Installed: php-common-5.4.16-45.amzn2.0.6.x86_64 (@amzn2-core) …
what's the difference between random number input device versus output device?
Michael Martinez asked: The man page for rngd on Linux says -o (/dev/random) is used for random number output while -r (/dev/hwrng) for random number input. What does this mean? …
Auditing SSH sessions?
lonewaft asked: I’m looking for a way that I can record and audit SSH sessions for users on my server. I need to be able to know when a user …
Linux refusing mapped image file created with dd as swap device
Mark asked: Getting the error “WRITE ERROR ON SWAP DEVICE” on boot but all works fine when I change the line: truncate -s $swapsize $flPtDev by cp /swap.img $flPtDev The …
Networking with two NICs on Ubuntu
WiringHarness asked: My embedded hardware running Ubuntu 16.04LTS has two NICs, eth0 and eth1. In production, eth0 is connected and should use 192.168.0.1 as the gateway for addresses outside the …
How to debug linux startup hang
Konstantin Solomatov asked: My ubuntu system hangs on the startup. It hangs on [OK] items like usual on boot. Interestingly, I am able to ssh onto this machine, but the …
After installing sysstat on an AWS EC2 instance: kernel: ena: Feature 27 isn't supported
chevallier asked: After installing and enabling sysstat on an AWS EC2 instance I get the following log entries everytime sysstat is run (from the cronjob in /etc/cron.d/sysstat) in my /var/log/syslog …
Missing package `udunits2` on CentOS
goollan asked: I’d like to use gganimate, but it requires the package sf. I tried to install, but I get this error. configure: error: in `/tmp/RtmpEpee0m/R.INSTALL282e663ea13f/units’: configure: error: ——————————————————————————– Configuration …
Name based virtual hosting on non-routable IPs
anfieldroad asked: Vague title I know but I wasn’t sure how to summarise what I am trying to achieve. Basically, I have an internet router port forwarding port ext port …