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Has anyone used Rexify for configuration management? If so, what do you think...

http://www.rexify.orgIt's an agentless config management / automation tool that seems to only have a dependency of Perl and SSH which is attractive to me for compatibility on a wide range of hosts.I'm...

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NTP working but time is 13 minutes ahead.

Hi All,I have a SuSe server that has NTP configured on it. I'm really not a Linux admin, I just do what I can. Anyway, if I tell it to sync it will just fine, but moments later the time is 13 minutes...

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Trigger a script upon a certain entry into the kernel log.

CentOS 7. I'm getting 2-3 "RPC fragment too large" errors a day. I cannot figure out why. This is causing build failures in our Jenkins system. 2-3 failed jenkins builds a day. Linux side (NFS) only.I...

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systemd-networkd: run systemd service after addresses have been bound

Hi!I have recently set up a VPS running arch with systemd, using systemd-networkd for network configuration.I have also installed nginx, which has a configuration that binds to a specific IPv6 address...

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Help - Error: EFI system partition needed in non UEFI BIOS - WTF

Hi, anyone know how to solve this error of CentOS/Fedora in Anaconda Installer?"No valid bootloader device found" "for a UEFI installation you must include an EFI system partition on a GPT-formatted...

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Wintel guys been given linux webhost project can you sanity check initial...

Hi all I am looking for some advice regarding a linux environment I have been asked to build for new developers starting.I have just taken a new job in a company which is currently 90% windows however...

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Backup VMs in CLVM environment

Hi!As one of my colleagues recently quit, I'm now in charge of our running KVM environments. We have several Debian KVM hosts running Windows/Linux VMs - but only ordinary LVM so far. The current...

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What are some good resources for a Linux sysadmin to learn the basics of...

I have experience with administering MySQL and Postgresql but oracle has always been something that I can just kind of see running. I know roughly what I need to do for the DBA's but I'd like to have...

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CentOS 6.6, how far can/should I go in my user-context?

I posted this on server fault because that's the first place I though of, but expect it'll be moderated out of existance becuase I can't seem to create a coherant question to save my life, so I'm...

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Have any of you set up or used OpenSCAP? What are your thoughts? Are there...

I started researching OpenSCAP due to RHN Satellite's "audit" feature and figured it would help to appease our PCI auditors. So far, it seems like a pain to implement. Does anyone have any experience...

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How to use different delimiter in sed (append mode)?

Im trying to run something like this:sed '|$UNIXPATH|a $OTHERUNIXPATH' $FILEI will like to use pipe as a delimiter not "/" (not sure if is possible)(will be nice to know if is possible to change...

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Changes to trueability site

trueability.com apparently no longer allows retaking some assessments. They've also recently removed several of their assessments. Lastly, your email will be visible on the public profile page, even if...

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Logjam and Apache 2.4

I'm sure by now everyone has seen the issues with the latest OpenSSL bug.I am trying to implement the sites recommended fix for Apache. Which is generate a 2048 dhparams.pem and add the following to...

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nginx 403 denied on Kibana (using ELK), fresh centos 6.6 install

Hey team,I'm in the process of configuring a new Centos 6.6 fresh install and setting up the ELK stack. I've gone through most of the steps word-for-word on the following documentation, with a few...

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sshd: constant "fatal: Read from socket failed: Connection reset by peer...

Update: After making the ssh server take a long nap, it's back on with no sign of the issue.Hello! On one of my Ubuntu servers, as long as (open)ssh server is running, root bash session is flooded...

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Preparing for the leap second

For those unaware of it, there will be a leap second on the 30th of june 2015, at midnight. Making this day one second longer than usual. The same thing occurred 3 years ago, at the same date, causing...

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Making a private network play nice with windows machines on a domain

So here's my situation. At work we have about 20 linux machines on an isolated network. This network has a handfull of servers, two of the important ones being a dhcp/dns server (running...

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red hat software collections

Anyone using red hat software collections?It looks like to take advantage of the newer versions of php (such as 55) you really have to also use the version of apache that comes with SCL.Everything then...

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Help with an odd samba setup

I am replacing an aged and terrible samba server with a new shiny one, where the directory structure actually makes sense, and access to files is controlled, but there's one problem with the new...

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Many websites that hosted on a single server and maintained by a team of...

(Disclaimer: I'm not exactly sure which subreddit was most appropriate for this question. If you have any ideas where it may be better suited please let me know and I'll re-post it there. I posted this...

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