Quantcast
Channel: linuxadmin: Expanding Linux SysAdmin knowledge
Browsing all 17796 articles
Browse latest View live

Salary

How much do Linux admins of reddit earn? How long have you been an in a Linux admin role ? submitted by /u/devcdrom [link] [comments]

View Article


Question on 'post up' in ifconfig file (debian/ubuntu based)

Hi all,I'm curious if anyone else has come across this issue.....I have a few post-up commands in my interfaces file. I create a new route table and add a rule.I have a few interfaces in this file.......

View Article


Impact of hyper-threading when evaluating system load.

Hello All.When evaluating load, do you take into account hyper-threading?My (hazy) understanding of system load is that with a single 1 core processors, a load of 1.0 is 100% full. If that processor...

View Article

Concerns with fuse-ssh and mounting over ssh.

Howdy,While I was cruising around trying to find alternatives to NFS for exposing local storage (from a CentOS server) I came across fush-ssh or mounting a drive over ssh. Mounting a drive over ssh...

View Article

Helping with multiple DNS servers on client

I have a ubuntu VM that I want to use two different DNS servers for 2 different zones. DNS server A used for domain X and DNS server B used for domain Y. Right now, I have thisroot@:~# cat...

View Article


Can I Remove ^M Chars w/ SED / AWK?

I tend to get a lot of config files that fail to load because they're littered w/ M return blocks. I know I can install 'dos2unix' utility and strip them out but lots of times I am unable to install it...

View Article

Took over operations at a college and theres a ton of FreeBSD 8.1's needing...

just as the title states, just would like some input. I have a few bsd servers that are on 8.1 and have LAMP going with wordpress running some of the colleges news portals and some other basic shit....

View Article

KVM - Virsh External Backup "ERROR"

Hey everyone! I just tried to make a Backup / Snapshot from a VM typing this command: "virsh blockcopy $VMNAME $DEVICENAME $LOCALBACKUPPATH$VMNAME.qcow2 --wait --finish --verbose" I did then get this...

View Article


[Question]Use DocumentRoot or in virtual host files ??

I am a newb, so please forgive my question if it seems silly. I've been setting up some sites and have been using DocumentRoot in my virtual host files. While getting some Apache2 education, I found...

View Article


M2M Turorial?

I'm having some issues and I was hoping there was some documentation on how to set up an M2M node for windows server 2012 R2 from start to finish.. Please and thank you! submitted by /u/HanoverWilliam...

View Article

Monit configuration with Slack

submitted by /u/p8donald [link] [comments]

View Article

Simple remote mail queue monitoring

submitted by /u/speckz [link] [comments]

View Article

Apache 2.2 mod_perl to nginx

I have been trying to research what it would take to switch from Apache 2.2 to Nginx. However, the one area i'm having a difficult time finding information on is the differences between mod_perl &...

View Article


Any reason why useradd, userdel and friends would fail on Centos 7?

Edit:I believe the culprit has been located.Kernel 3.10.0-327.18.2.el7.x86_64 seems to be troublesome, I'll stick with the elrepo 4.6 kernel until redhat gets their pants together.They've pulled this...

View Article

Advice for starting a job in this field.

I use Linux and BSD based systems on a daily basis but only as a hobby currently. I want to eventually leave my job as a retail worker into this area but I am unsure on how to go about it.I have no...

View Article


Linux Foundation claims my LFCS Exam was "ungradeable" but won't provide proof

I waited around 6 days, because it was over Memorial Day Weekend, before I opened a ticket because I hadn't received my LFCS score for my first time taking it and should have within 72 hours. The Linux...

View Article

Writing data to a fileserver speed limit

Assuming, client server is connect to a switch to a fileserver, Mounting a directory (via nfs) from it. We assume cpu is not a bottleneck in this case. The switch hv 1gb/s ports, can I assume the write...

View Article


Recovering a RAID5

Hoping somebody here can help, as I'm a bit stuck on what to try next.Essentially, I had a RAID5 of 4 disks in mdadm. One of the disks started failing, not enough to have mdadm eject it, but enough to...

View Article

Server booting to grub rescue

Had an issue with a server booting to grub rescue today. Apparently /grub/grub.conf was a blank file.Also there was no /dev, /etc/, or /var on the server.Backups were sound though. submitted by...

View Article

Apache 2.4.16+ bug prevents communication with NodeJS services (mod_http2) –...

submitted by /u/Aeyoun [link] [comments]

View Article
Browsing all 17796 articles
Browse latest View live