RAID & LVM configuration at os installation.....
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View ArticleMass deployment of SSSD
I have a couple hundred RHEL6 servers that I need to migrate off of a 3rd party auth tool to SSSD. We have no real automation/orchestration software besides Satellite. I can stage all the necessary...
View ArticleExploiting Recursion in the Linux Kernel
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View Articlenetdata is a highly optimized Linux daemon providing real-time performance...
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View Articleapache 2.4 sslv3 + tls no go
Hi, Running debian 8, apache 2.4.10 with openssl 1.0.1t (all packages from apt, no compiled stuff). Problem is that when setting "SSLProtocol all" only TLS works, and sslv3 cannot work alongside TLS....
View ArticleA tiny systemd convenience: it can reboot the system from RAM alone
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View ArticleUse the Nitrokey HSM or SmartCard-HSM with mod_nss and Apache
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View ArticleUbuntu Server Install Help
The screen freezes at the language selections, the keyboard or mouse dont seem to work when it reaches this screen. Only the power button works. SIDENOTE: I have tried to install so much crap onto this...
View Articlesssd login name problems and uid + gid. [centos 7]
I have a windows ad / dc. I use my linux box to joined the ad/dc via realm join <$domain_name>. Easy enough. However the authentication is a bit weird. Let's say I have a user call "klin" and the...
View ArticleChange default location of home dirs globally
Hello everyone! I feel this is a really stupid question that I should know the answer to as I've been doing this stuff long enough but I'm a little lost...So changing an individual users homedir is...
View ArticleSetting up Vpn
I am following this guide. 1) The very first thing in this guide it ask us to create an extended ACL 'access-list 101 permit ip 10.10.10.0 0.0.0.255 192.168.1.0 0.0.0.255'. What is the 192.168.1.0/24...
View ArticleWTD: Suggestions for toolset to deploy software across multiple locations...
Hi,I need to deploy an application I have written on debian.The core software runs on workstations in a client/server setup at each location.Each physical location will be behind a standard router will...
View ArticleHyper-V and Linux: why should I specify "numa=off" when a VM has more than 7...
This Microsoft page gives a (recently maintained) list of best practices for running Linux under Hyper-V which is the situation I'm facing on a customer site. Easy enough to follow the advice, which is...
View ArticleInstalling and Securing Nginx Websites on Linux with SSL/TLS Certificates...
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View ArticleOwncloud + remote MariaDB = permission denied
So I've spent the last 4 hours or so googling around, running through basic debugging, trying to connect with different tools, etc. And I'm at my wits end. This is a brand new test environment, so all...
View ArticleMonitoring and Tuning the Linux Networking Stack: Receiving Data
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View ArticleSetting up VPN part 2.
I am following this guide. Everything makes sense until I edit the acl 111. The moment I put permit ip any any. Outside cannot access my router. As a CLI ninja pointed out from another post, its...
View ArticleMonitoring ActiveMQ for configuration changes and unauthorized connections...
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View ArticleUpdating a local yum repo. Executing createrepo --update but to a specific...
Hello folks.The environment is running on Centos 6 and 7.1 and 7.2 I am dealing with a repo that does not have the open-vm-tools rpm package. Syncing the repos so we can get the newest packages is...
View ArticleSatellite 6 like functionality for debian servers?
I am currently working in a very large RHEL shop, we have RHEL5-7 right now and we use satellite 5 to manage a large portion of our infrastructure. I have been doing a large amount of testing with the...
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