Gluster Distributed Replication Across MPLS
In order to setup our environment in an active active environment, we are looking to move NFS services from our NAS to using Gluster. The distributed replication is advertised as for within your data...
View ArticleBetter/cheaper intro cert than linux+/lpic-1/suse cla combo?
Looking to get certified and do my hobby for fun, is there a better starting cert than the 3 in one? I know rh is more hireable, but more than twice the price. submitted by j3rry [link][2 comments]
View ArticlePeople who've mass deployed systemd distros. how are you liking it?
Or disliking it./r/linux is filled with rehashed rhetoric. Hopefully somebody here has something constructive to say about it. submitted by CANT_AFFORD_A_DUCATI [link][38 comments]
View ArticleProblems disabling tickless kernel since last kernel update
Hello guys. I'm running debian wheezy on a toshiba netbook NB-200, and it was working flawlessly for about a year.This specific laptop seems to have some problems running with tickless enabled, since...
View ArticleEveryday Linux problems
In a environment where everyone is using Linux desktops. What are the day to day challenges that a Linux admin would face with their end users? submitted by syntaxocs [link][19 comments]
View ArticleAnybody using Juju here?
Dear redditors,I often hear about Puppet, Chef, Salt or Ansible here, but I hardly heard about Juju before. Is anybody out there using it or tried to use it?I'm looking for feedbacks on how good or bad...
View ArticleHow to wreck your Ubuntu
Just wanted to remove cups from my machine. I am dumb. Very. I ran this:sudo apt-get purge cups* -y I should not have done that. I really shouldn't. This installed nearly everything but the very basic...
View ArticleAny way to turn off user authentication popup for Squid?
I love squid so far but I haven't figured a way to not prompt the users for a password. I just want the content to be silently blocked. Is there a line in the squid.conf I am missing? submitted by...
View ArticleWhat's the diff between cheap and expensive SSL certs?
Not from a support / insurance / wildcard / EV point of view, but rather from a technical standpoint. As long as it makes the lock show, I don't care about much, only about service availability. I'm...
View ArticleQuestion about Fed IT Sec Requirements
Hi all I might be working with a small entity that is being funded by NASA. I have worked with companies that have to follow HIPAA before so I'm no stranger to mandated security requirements. However I...
View ArticleCentOS LUKS with key file not working
I've been battling with changing a CentOS 6.6 server with luks on sda2 from a password over to a key on the /boot. Steps I've taken:Install CentOS with LVMs, check the box for encryption. By default it...
View ArticleVPN routing question
Hi Linux Admins, could you help out a fellow (windows) admin lost in the depths of linux routing? ;-)i got a working openvpn client in a OpenWrt 14.07 router. I can ping in the 192.168.100.0 subnet the...
View Articleremount as ro
I'm trying to create a failure scenario to test an application functioning under a read only root file system. I need to drop the system to read only state and I am OK with having to reboot it...
View ArticleHow do I uninstall compiled program within CentOS?
I complied Python 3.5 from source, and then wanted to downgrade to 3.4 (partially just to do so) but could not find a way to do so. It seems that there is a "make uninstall" available in the Debian but...
View ArticlePreparing for RHCSA 7. Advice?
TL;DR: What am I missing? Any other suggested resources?I'm preparing for the RHCSA 7, and I'm trying to make sure I cover all my bases, since I can't afford the official training and unofficial...
View ArticleA linux admin, interviewing someone who has no background in linux?
I'm a Linux admin, and I've done enough Linux admin interviews to know how those go. But Friday I'm supposed to interview someone for a non-Linux position. We need someone who is generally interested...
View ArticleSpamAssassin sa-update sometimes makes things worse on email server
Hi. I'm running an email server that's set up largely according to these instructions (Postfix/Dovecot/MySQL/SpamAssassin). One thing I'm having trouble with though is training the Bayesian spam score...
View ArticleVM crashing with task kworker/u: blocked for more than 120 seconds
HiI have a virtual environment (with proxmox/kvm) running multiple VMs. One of them started crashing regularly with below message:INFO: task kworker/u:2:11749 blocked for more than 120 seconds.The VM...
View ArticleSyslog-ng to graph
I just had this idea yesterday and I thought I'd share in case anybody finds it useful. Let's say you have a legacy application and you want to graph something about it but it has no snmp capabilities....
View ArticleFailing miserably with SELinux, need some advice
I'm going over some practice exams for RHCSA 6 (sitting it in 3 weeks). Most of it is a cakewalk, but SElinux is somewhat confusing. It's not something we use on a daily basis, and even with the...
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