Has anyone done LPIC-2 or any of the LPIC-3 certifications?
What is your take away from the experience? Has it actually helped you in the job market? Did you decide to also do Redhat certs? I'm studying for LPIC-2 at the moment. Thinking about going for an...
View ArticleI need to clone an empty set of directories
I need to clone an empty set of directoriesIn Windows/DOS, the xcopy command can copy a tree structure of directories, but leave out the files: xcopy /t /e "C:\Documents" "C:\Clone\Documents" /t =...
View ArticleBroke a freeipa replica, cant seem to recover it
So.. i dun goof'd. I was doing an upgrade from 4.4 to 4.5. I upgraded the replica first, and didnt see it failed (it seemed to complete, didnt give errors until i dug deeper). I upgraded the master,...
View Articlecomparing %wait on KVM host with guest
I have a KVM host with a pair of mirrored drives hosting some VMs. I will see periods on the VMs where %wait (in top) is 70 or 80%, for instance during a VM install, while the %wait on the host is...
View ArticleXymon Monitoring Assistance
Good morning,I know this isn't officially the Xymon sub but it's the only place where I found people talking about it. Hoping somebody can help. We’re using Xymon 4.3.25 and are running into a strange...
View ArticleHow to search a text file and then output the found values to a new text file
Hey guys!Looking for some help... I would like to search a text file (.txt) for keywords and output the found word/number to a new text file using Terminal. Iv used grep and perl and awk in the past...
View ArticleSUGGEST: Automation improvements you would want in cloud(VM) monitoring to...
As an IT or sysadmin what improvements/automation would you want that makes your job of monitoring VM deployments in the cloud much easier? submitted by /u/Sehej [link] [comments]
View ArticleStreaming Replication Setup
So I've been looking at Streaming Replication with a hot standby for PostgreSQL 9.6. Generally speaking seems simple enough.However, I've been looking at a couple guides,...
View ArticleLinux DNS problem
Hello all,Currently I have a local DNS (Unbound) which contain some A records for my local network. On windows 10 and fedora it works fine. But on my raspberry pi it doesn't work.The rpi uses dhcpcd...
View ArticleFreeIPA Migration
Hello all, I'm in a test environment trying to learn about FreeIPA.My servers are (All running CentOS7): 1. FreeIPA - Master 2. Free IPA - Replica I connected 2 hosts, opened 3 users and assigned them...
View ArticleClustering and High Availability across VPSs in multiple regions [x-post...
So I've got multiple VPSs from Linode across the United States; currently on the east coat, in Dallas and on the west coast. I'm trying to figure out a way to cluster these... I have a few applications...
View ArticleWhere can I learn about ubuntu server?
I'm interested in learning ubuntu server and i searched in google but I didn't find anything... Where can I learn at least the basics? I can create a vm to install it. Thanks for your guidance!...
View ArticleFreeIPA JSON API not returning custom schema change
I needed to add a custom attribute to the user object for Slack username. Ive managed to do this mostly successfully, even getting it to show up properly in the UI.Ive been able to see the attr via ipa...
View ArticlePHP-FPM tuning: Using 'pm static' for max performance
submitted by /u/modelop [link] [comments]
View ArticleAdding AD members to local linux groups?
I'm using sssd & realmd to connect some CentOS machines to an Active Directory domain, and it works great for the most part. However, if I have a local user on the CentOS machine (for example,...
View Articlelibvirt/KVM network filters and MAC spoofing
I have a single routed network with three virtual machines. One of them is Kali and I'm messing around with ettercap and arpspoof. DNS resolution isn't working as expected and I'm guessing it's...
View ArticleTo take advantage of Kubernetes and its related tools to run a cloud-native...
submitted by /u/yourbasicgeek [link] [comments]
View ArticleHow do you integrate your boxes with AD?
I've spent a week or so banging my head against numerous issues with samba and winbind on our servers. I've read about SSSD, and used it to solve the AD connection issues on one of the servers. But I...
View ArticleUninstall ALSA
Running red hat and its ALSA is affected by a vulnerability. Is there a safe way to uninstall this sound driver? submitted by /u/npa1234 [link] [comments]
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