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Server Administration

How to find large files via SSH on a server.

There are times when you need to figure out what is filling up disk space on a server or other device (block storage, CDN, external storage, etc) and quickly! Things like: runaway logging backups & backup of backups large archives dev or beta areas for testing and development work clients or customers who suddenly upload a lot of files The command you want to...

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How to rsync files from one server or directory to another

Moving files can be a tedious job for some projects and there are many different ways to move files. You can take the easy way - FTP or sFTP (secure FTP) the files down to your local computer, then upload them to the new location. You can create an archive of the files you want to move on the source server, then SSH into your target server and do a wget command....

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How to CHMOD all files to 644 and all Directories to 755 via SSH

Often we find ourselves needing to bulk change all file permissions or all directory permission for an entire site or directory. To do this with your individual ftp client is time consuming and some of the ftp software clients try to recursively change everything to the same file permission, including directories. Yes, I am talking to you WinSCP. To separate these...

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How to upgrade your dedicated server to a cluster of servers

One of the things that a website or server may have to do in its lifetime is scale up to a cluster of servers. What's a cluster? A cluster can mean several things, but at a bare minimum it means "more than one server". Yes, I realize that is not all that helpful to understanding all of this just yet, but stay with me. Typical cluster configurations: One web server -...

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How to use Windows FTP through My Network Places

Here is how you can use Window's built-in FTP client through My Network Places (or Netowrks in Vista) How to FTP Files using Windows - Steps: In XP - go to "My network places" In VISTA - "Go to "Networks" Select "Add new network" Select "Other network place" (usually the last option, some computer "load" this section with ISP offers, etc - by default it is just...

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Dedicated, VPS and Shared Hosting Speeds (Bandwidth, MBPS, etc)

We get this a lot when talking to customers, namely they bring up an example of a web hosting outfit who is offering a cheaper rate or more bandwidth for a lower price. Example. We have a client who pushes about 620 gigs of data a month on one of our dedicated servers. They stream a large amount of videos (no, it is not what you think). Now the way we work, being a...

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Mod_Security Rules, Lists, Tweaks and other Madness

Securing your servers & applications is always at the forefront of any "good" development group's conscience. If it is not, then heck, you are amateurs and your company deserves to whither and die because this is not a business where the"Fisher Price - My First Web Company" type of stuff cuts it. This applies to the following people or companies: Web Freelancers...

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