Apache logs how to count number of hits per IP
So I get this a lot… Want to figure out of if you have a DDoS going on… the best way is the apache logs. Use this code to count and sort by IP: cut -f1 -d ” ” Continue reading
vi Cheat sheet
I wrote this cheat sheet a while ago but figured it would post it… for all your vi warriors out there: vi
Boot process for Linux
This will document the x86 boot process from a linux perspective. This document will attempt to provide a technical overview if you are not comfortable with hexidecimal, octal or binary you might want to brush up on them first. Continue reading
New blog
Wow I just looked at this… it’s been a while since I last blogged here… I have been focused on vmware of late and moved a lot of my posts over to bloodygranola.com… so come visit me over here.
Vmware ESXi Virual disk types
When creating virtual disks in ESXi there are lots of questions that most people ignore. 90% of the time you can ignore them but a few can really help performance. Device Type Create a new virtual Disk Use an Continue reading
Vmware ESXi Virtual network interface cards choosing a network adapter for your virtual machine
Classic question there are all these virtual networking adapter types which one do I choose? 99% of the people you talk to will tell you they let vmware choose when then select the operating system. This will choose a compatible Continue reading
Files that make up a virtual machine ESXi
For the longest time I always wondered what exactly all those files inside your directory do and their purpose so here is a handy guide: Configuration File -> VM_name.vmx Swap File -> VM_name.vswp or vmx-VM_NAME.vswp BIOS File -> VM_name.nvram Continue reading
Lock down port speed on a brocade switch
Well this one is pretty simple and a lot of vendors still want the port speeds locked down. So first of all use switchshow To show the current speed then use portcfggport port# speed Speed can be Continue reading
Upgrade the firmware on a brocade switch
Yep I love doing this…. it’s really easy as long as you have an FTP server or run ftp on your desktop and have firewalls allowed… The brocade switch needs to be able to download the firmware from a Continue reading
How to add an entry in a subdomain without adding the domain
So you need a subdomain in your dns but you only need one and don’t want to create a whole new file… well it’s really easy… Assume that you are editing the zone file for b.domain.com and you want Continue reading