Quick question; Does rhel 6/7 administration guide similarly apply to...
Planning to go for the red hat exams in the next couple months. I've been working for a webhost for the last 9 months, and we use centos 5/6/7 servers (we're currently migrating 5/6 to 7), and I'm...
View ArticleHow we do MIME attachment type logging with Exim
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View ArticleHelp! PHP suddenly started using 100% CPU
I have a Wordpress application that gets decent traffic. It's been running fine for awhile but last night PHP started consuming all the CPU. Nginx connections, ram, disk i/o, etc. have not increased...
View ArticleIs php-fpm or apache mod_php/fcgid more frequently used in business?
If you had to work with apache, which was more frequently used? Mod_php(example mod_fcgid.x86_64 : FastCGI interface module for Apache 2) or php-fpm?I've always used nginx and php5-fpm on Debian in the...
View ArticleMy First 10 Seconds On A Server – Jerry Gamblin runs a nifty script when he...
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View ArticleSimplifying Server Provisioning and Administration - which product(s) are best?
I oversee a small datacenter (30 servers running Oracle Linux). I need a simple solution to handle the basics:Provision new servers into our Hyper-V environmentSet, Manage and Control configurations...
View ArticleRealmd issue
Seeing a weird issue. Every now and then A user can ssh into a Linux server without being prompted for his password after putting in his username . The user is set up for access so it isn't like...
View ArticleWeb architecture question - trying to upgrade to http2
Hey fam, trying to upgrade my servers to http2. My current configuration is:static files (.pug / .styl files generally) -> apache CGIs -> VarnishMy main issue is that Varnish doesn't support...
View ArticleAny (more stable) alternatives to minicron?
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View ArticleSetting up email for personal domains, with a catch
Hello,as the owner of several personal domains, it would be nice to be able to send and receive email through it.However I've had trouble with it in the past.Case 1: Home server on a residential...
View ArticleMongo error when connecting via uri.
I'm using Pritunl. I set up a Mongodb cluster, and I'm trying to connect one of my VPN servers to it.Here's the error in the logs:"`ssl_cert_reqs` is not ssl.CERT_NONE and no system "...
View ArticleWhy is named service masked after freeipa server installation?
FreeIPA was installed with an external dns server. I decided added a new forward zone with ipa-dns-install utility. However, after installation, named service was masked. What happened? The email seems...
View ArticleIf you choose one, Pluralsight vs Linux Academy for long term growth?
I work for a software company as a junior admin managing some of our internal Oracle Linux servers, databases and some patching using IBM Bigfix. My management is big on training and the company itself...
View Articlenginx reverse proxy/redirect issues
I guess this is pretty self explanatory. I am just trying redirect proxy.klin-pro.com(the nginx host) to keith-pc:32400/web/index.html. But it didn't do anything at all.server { listen 80; listen...
View ArticleHow To Dive Deeper
I need help, like a lot of it. Haha! This is a post to understand how to get to that next level.So, with that in mind, I have been a Linux Administrator for nearly 10 years, my experience is 99% Red...
View ArticleWhere are the current *nix admin hot spots in the US?
So I'm hunting for my first junior Linux admin job here in Houston (trying to transition to IT from being a desk jockey).. but I'm quickly getting the feeling that maybe this just isn't the place for...
View Articlecrontab.guru - the cron schedule expression editor
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View Articleconnection between two machine drop but ssh key is setup correctly
I am trying to do an rsync between two machines, but I am getting a connection error. This machine is a nas4free, a lot of functionality is stripped down and it's out of date. I am trying to rsync the...
View Article[hiring] Hamburg, Germany - Junior Linux/Unix Admin (Big Data/Hadoop focus)
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View ArticleRemote office file server
So, we have a remote office. Users need file server access. Right now, they use OpenVPN to connect to main office to access files. File server is Samba4. What I'd really like is to set up a...
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