Tag: ubuntu

MySQL 5.6 upgrade tips for Ubuntu 12.04 Precise

(Wow, 1 year to the day from last post. How funny. Been too busy this last year to write up anything!) These tips are only based on issues I’ve run into on my development server.  Currently we have a MySQL

Posted in Databases, Development, Linux Tagged with: , , ,

Recovering Ubuntu 12.04 ZFS on Linux root pool mirror boot failure

ZFS Root Mirror Zpool

Recently I ran into a problem booting my root ZFS mirror. Couldn’t get it to load, and only saw blinking cursor or blank screens. Grub could see the FS though!  I suspect I had a corrupted or out-of-sync zpool.cache file.

Posted in FreeBSD, Linux, Problems, Ubuntu Tagged with: , ,

Exclude ZFS filesystems from zfs-auto-snapshot on Ubuntu and remove them

destroy-zfs-snapshots-script

Just ran into this quick blurb… zfs set com.sun:auto-snapshot=false butank/DATA/backups So I have backups running to a secondary storage ZFS pool in my server and today I realized my disk space was consumed by ZFS snapshots.  I thought, there’s no

Posted in Backup, Linux, Problems, Ubuntu Tagged with: , , , , ,

UnixODBC on Ubuntu 12.04 broken and unable to connect error

Screen Shot 2012-09-07 at 9.40.50 AM

Recently I upgrade to Ubuntu 12.04. We had UnixODBC running fine in 10.04, but something changed because the odbc drivers couldn’t be found.  I got an error while running isql: isql -v gregtest [01000][unixODBC][Driver Manager]Can’t open lib ‘/usr/lib/odbc/libmyodbc.so’ : file

Posted in Databases, Linux Tagged with: , , ,

Netatalk Time Machine backups to Ubuntu Linux 10.04 Lucid AFP Network Share Configuration Guide

Well… not much of a guide really.  Just a very quick how-to on what I did to get Time Machine on my Macbook Pro with OSX Lion 10.7 to save the backup data to my Linux server network share using

Posted in Backup, Linux, Mac, Networking, Ubuntu Tagged with: , , , , , , , ,

UnixODBC example setup and configuration on Ubuntu Lucid with Mysql and PostgreSQL using the command line only

Below is a very quick example of what I did to configure a system DSN connection to a Mysql and PostgreSQL database using UnixODBC drivers on Ubuntu Lucid server from command line only.   # Do the obvious, install mysql

Posted in Databases, Linux, Ubuntu Tagged with: , , , ,

Resource Usage on Dell Inspiron Mini 1012 with Window 7 Ubuntu 10.04 Lucid and Jolicloud

I was asked about the resources used on the Dell Inspiron Mini 1012 using either Windows 7, Ubuntu 10.04 Lucid, or JoliCloud operating systems.  So… here’s what I found… I didn’t do anything fancy, just boot each up and look

Posted in Linux, Ubuntu, Windows 7 Tagged with: , , , , ,

Nmap network discovery port scan

If you are like me, you don’t have time to run nmap scans and do other network maintenance. Running nmap is one of those really fun and useful tools that are easy to use, but since I rarely use it,

Posted in Internet, Linux, Security Tagged with: , , , , , , ,

broadcom STA wireless driver “systemerror: installarchives() failed” on Ubuntu Maverick Dell Mini

broadcom STA wireless driver “systemerror: installarchives() failed” on Ubuntu Maverick Dell Mini While attempting to Activate the proprietary Broadcom STA Wireless driver in Ubuntu 10.10 Maverick, I waited and then recieved the error, “systemerror: installarchives() failed”. I am using a Dell

Posted in Geek, Linux, Ubuntu Tagged with: , , ,

Fix ext4-fs cannot change data mode on remount with tune2fs

I thought I’d be smart and enable data=journal on my root file system. I know its slower, but I prefer data integrity over speed on this system. Even if its not my main data volume, I like the idea of

Posted in Linux Tagged with: , ,

Ubuntu rndc.key dynamic DNS updates failing

there’s a thing in Ubuntu called Apparmor. Never even heard of this. This is what was keeping the files from being written to by the bind daemon.

Posted in Internet, Linux, Networking Tagged with: , , , ,