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Chat room/hangout

Anyone know of a chat room/hangout with other Linux SAs? submitted by /u/Wattss[link][9 comments]

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I have a couple of intel 750 NVMe drives and 8 WD greens in RAID 6 - Caching...

So, just what the title says. I have 2 bitchin' fast SSD's and a handful of dog-ass-slow spinning rust in software RAID 6.Which caching software do you think would handle this the best? -I'm currently...

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389-ds Java console not working over https

I have a standalone 389-ds server with Directory server and Admin server on the same machine. Self-signed certificates have been used and confirmed working with openssl s_client -connect...

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Struggling with old infrastructure

Hello guys Today I've joined a new team in a association who deliver services to small companies, one of best way to have cheap services and get some experience on different solutions. I'm mostly...

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High CPU Load Avg but I do not see any processes with high cpu%

https://onedrive.live.com/embed?cid=F6468755C41C846C&resid=F6468755C41C846C%21147&authkey=AEjTCGsZUqej1U0What can i check to see why this is so high? i never seen this above 5. I confirmed that...

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Experimenting with Kickstart

So I'm finding myself spinning up more and more Ubuntu VMs. I've managed to automate the entire process but am struggling with the last step. I have a web server hosting the Ubuntu installation files I...

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DISA Officially releases RHEL7 Draft for Stig Viewer

submitted by /u/wonger007 [link] [comments]

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cockpit thoughts

Although it has a long way to go, I think the cockpit project is pretty neat. Is anyone using it?I actually like it and feel like it is well implemented and the visual representations seem like they...

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How widely is selinux **actually** used?

So I am studying to take my RHCSA which of course includes basic selinux administration. I am coming to the end of my studies and trying to revise and polish some areas. selinux is by far the most...

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Upgrading within same major version. Your thoughts?

Hello folks.So lets say you decided to move to the next release 7 of RH or Centos. You decide for example to start with release 7.2. Down the road though there are the newer releases 7.4 and 7.6.Do you...

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icingaweb2, LDAP, and usergroup

For icingaweb2 to use LDAP to use our IPA server to authenticate, can anyone advise the proper configuration to only allow users from a particular IPA usergroup (e.g. monitoring-admins)?For...

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Does haproxy have an API?

I did some googling around, however, could not find a solid answer if haproxy supports any kind of REST interface or API to add and remove servers? submitted by /u/running101 [link] [comments]

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Fix "Disconnecting: Packet corrupt" on DO CentOS.

Anybody know the best way of fixing "Disconnecting: Packet corrupt" when using SSH and/or SCP from OSX to a Digital Ocean CentOS droplet?Server: CentOS Linux release 7.2.1511 (Core) Installed Packages:...

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Removed iputils, system won't boot (rhel7)

Working on hardening a minimal install EL7 system today. oscap flagged iputils as being installed and recommended removal. There were a few dependencies:...

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CoreOS - does anyone have experience with it?

A recruiter just asked me if I had experience with CoreOS. Since that was the first time that I had even heard of it I was wondering if anyone here had experience with it that they would be willing to...

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How to learn about all the parts of the linux operating system?

Hi, I'm a linux sysadmin, and I have been for a long time now. But I realize that there are still parts of Centos I don't know or understand.Most books talk about how to use linux, text manipulation,...

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Debian 8 - /dev/null: Permission denied when SSH

When I SSH into my raspberry Pi which is running Raspbian 8 (Debian 8) I get a crapload of messages stating "-bash: /dev/null: Permission denie" and then I am prompted with the myusername@devicename:...

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Whats your favourite Linux distro and why?

Hey! I wanted to ask you guys what your fav. linux distribution is and why?My current favourite is Debian 8. Mainly because i started with it on raspberry pi (raspbian). I also like the commands &...

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Can't start Ubuntu LXC on Debian Host.

I tried to start two different versions of debootstrap based Ubuntu LXCs. I tried Ubuntu 14.04 and 15.10 and both times I got the following error message when trying to start them on a Debian 8 host.I...

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Debugging Linux Process Memory Usage

submitted by /u/zastari [link] [comments]

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