zfs list takes really long and misbehaving.
/sbin/zfs list -r -t snapshot data/home | grep @Monday |wc -l (takes over 20 min) returns 0, I expected 485 /sbin/zfs list -r -t snapshot data/home | grep @Tuesday |wc -l (takes less than 1 min)...
View ArticleHow to disable unwanted shutdown/reboot on CentOS 7?
I tried googling this up, but I can't find the answers I'm looking for. molly-guard isn't exactly made for RPM-based distros with systemd. I've tried systemd-inhibit command, but it's not working since...
View ArticleDebugging `kernel:do_IRQ: 2.151 No irq handler for vector (irq -1)`
My server keeps spammingkernel:do_IRQ: 2.151 No irq handler for vector (irq -1) every 15 min or so. It doesn't have to be 2.151, the number is random. I did some google search and it seems to be...
View ArticleEmail help, fetchmail, ssmtp ...
What is the best way to receive mail directly to my system from my domain email (from gandi.net)? I would like to access my email from emacs gnus or rmail and send it from these using ssmtp but really...
View Articlelocating the gpg passphrase.
The prev admin left with 0 documentation >=(. so I am trying to de-crypt some .gpg files in /data/backup. However, it asked me for some pass phrase. I pinpoint down the script that encrypt the...
View ArticleComputer Assets Management Software
Good evening everyone! I'm newlywed to a computational park with 40 hosts, no servers, 3 printers, one pfSense and at least 50 hopeful devs that never had an IT department to take care of them. And...
View ArticleData loss from rsync -a?
I am tryting to clear up space for my local disk and I did an rsync, /usr/bin/rsync -v -a /data/backup/2015Q1 /media/WXB1HB4R130Y/2015_data, but when I check the size of the directory of the source and...
View Articledu -sh takes really long and errors.
In the previous post I am trouble shooting the backup error, so I decide to do a du -sh on the data dir. It takes extremely long (over 20 min) I've never experience du -shtaking that long even for tbs...
View ArticleLDAP help
Hello, I am currently setting up a TimeTrex on our Ubuntu 14.04 server. I am just trying to get openLDAP going to make a connection to our AD so we can use our first initial last name as logins....
View ArticleBackup failing, bash script deciphering.
Really stoked, tried to troubleshoot this for 3 days and still can't figure out the source of the problem. So I have a fileserver (atlas) and a backup call (gemini). I have several error message....
View ArticleHow would you configure logging on your servers in a "hostile environment"?
Hey guys,Some of my servers are in a "warzone". Anybody have any ideas on how you'd collect logs on your servers in an environment that has users that can log into servers... mess something up, reboot...
View ArticleHow do you prevent IP blacklisting for mail servers?
What tools are people using to manage IP reputation and avoid the headache of RBL listings. The kind where compromised accounts, applications or servers are sending outgoing spam and getting you...
View ArticleSo where to go from here? Career change road bump
N.B. This is an alt account because I’ve been redditing for some time now. So, a few months ago I left my previous line of work (admin and staff manager in non-IT sector) to train up to work in Linux...
View ArticleNFS mount - "rpc.statd is not running but is required for remote locking"
I'm attempting to mount a nfs share (fstab entry below)example.com:/sharefolder /mnt/localmount nfs defaultsThe following error is returned: mount.nfs: rpc.statd is not running but is required for...
View ArticleUsing AD powershell module with Samba4?
As the title says.On their wiki it's listed as an option, however, whenever the module is imported in powershell it throws an error about not being able to connect to web services. There doesn't seem...
View ArticleSetting up my first PXE server on a locked down machine.
Hi everyone,I'm currently looking to get a PXE boot server working, but I've never done anything like this before. Furthermore, the machine is pretty locked down and I won't be able to install much on...
View ArticleDo containers suffer performance loss when the host doesn't VT-x?
I know that you can't run 64 bit guests normally without VT-x and even 32 bit VM-s will suck, such as virtualbox VM-s.But what about containers, like Openvz/LXC/Docker?I know without VT-x I can't run...
View ArticleJob search tips during layoff - RHCSA Linux Admin Houston, TX
I was recently laid off from my Linux Admin role in Texas. I've been searching the typical places (Dice, Indeed, LinkedIN, etc) for the past 3 months and haven't received any offers. I have my RHCSA...
View ArticleSpammer Host Colocrossing threaten to sue vpsBoard forum for User Generated...
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View Articlebash scripting with inotifywait
Update: 7/1/2016 - I got it working, updating the script here to reflect a working copy. Updated the post to reflect the changes.Scenario: Customer jailed SFTP server. We receive multiple customer data...
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