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Cyrus mail server troubles

Hi, I'm trying to setup a Cyrus mail server for my sysadmin class in college. While I've been able to get the daemon to run it still has an error:Dec 15 18:33:19 SRD-GrupoD-Server cyrus/master[26672]:...

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Which multi-site Joomla design makes the most sense?

Which of these multi-site Joomla design https://docs.joomla.org/Multi-site_Design_Options makes the most sense for an organization that is maintaining a bunch of public facing websites. The...

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[Request] Troubleshooting packet loss in Ubuntu

Greetings. I have an Ubuntu 14.04 server that I use as my network monitoring server. The interface stats in ifconfig show a pretty consistent 7% dropped RX packets. The server doesn't do much beside...

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XFS memory usage for 40tb?

Running RH7 with a 9tb ext4 and a 40tb XFS filesystem.How much memory should I have for a system like this? submitted by Uleoja [link][12 comments]

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What do you guys use to backup your linux servers?

So.. i got a new job a year ago.. and surprise surprise, no backup on any of the 40 linux servers that runs webservers, sql servers and a bunch of other fun stuff.Finally had time to look into this...

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Squid/AD Integration

Does anyone have any experience with linking Squid to Active Directory? I've been following the doco (http://wiki.squid-cache.org/ConfigExamples/Authenticate/WindowsActiveDirectory), but authentication...

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What Linux/Infosec training should I take (NYC)

I am a senior systems administrator, everything self taught. My focus is mainly on Red Hat based distros, I can read and write Perl, Python, Bash, Puppet, know Apache decently well, have pretty good...

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RIP Nagios. Hello Docker Shinken!

submitted by rohitio [link][2 comments]

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Pacemaker issue in CentOS 7

I am pretty new to this whole cluster storage thing. So as a test I set up CentOS 7 in 2 VM's to test Pacemaker + DRBD. I was planning to eventually use this as an NFS shared storage setup for a VMware...

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The Grinch who stole root, anyone else think this was hilarious?

submitted by LunusLovesgreat [link][comment]

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Jr. Admin needs help managing perl modules on Red Hat and Fedora.

hi guys,Just looking for advice and guidance in the right direction as i am totally confused. My predecessor used yum to install some perl modules and at times used cpan, so the documentation is all...

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Log each and every command including alias expansion, builtins etc to syslog?

On a mailing list someone asked this and didn't get much reponse so thought I'd post the question here. Thanks.Can anyone recommend the most secure way to go about this on a Linux system? Log each and...

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Opensource Change Management Software

Any suggestions for a change management software solution, create a change request, lock it down, send for multiple approvals, once approved send to team to do work, show all upcoming changes on...

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Linux Intern Position with Garmin

submitted by trutch [link][22 comments]

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Munin getting started.....

As a non-specialist, I have no idea how to get this application to work for me. I simply want to record and monitor data from a external source (HABITRPG) and bring to my computer. Also, I could see...

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I need some ideas here. I want to create a client/server model for CLI...

So basically the issue is that we have an "ssh jump box" (well more than one) which I'm sure many of you are familiar with. They are only used as an ssh jump point to other servers. We have a lot of...

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hit me !!!

smarch291.ddns.net only port 8084 (web)trying to harden a linux server be kind :P submitted by smarch291 [link][comment]

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Tips for Satellite 6?

I work in a RHEL shop that is currently running Satellite 5. We are in the process of testing Satellite 6 with a few test/dev servers and getting everything set up. We have previously used Puppet for...

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Suspicious file, what is this?

On an Ubuntu server machine I have , I get this error when running sudo apt-get update && sudo apt-get upgrade "/sbin/ldconfig.real: /usr/lib/libjspTru64Alpha.so is not an ELF file - it has the...

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module dependencies and run order • /r/Puppet

submitted by devuran [link][comment]

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