Quickly Reset the Hard Disk in your ThecusOS Device as New

After testing NAS running ThecusOS 6, I want to clean my hard disk. Thecus provides a neat tool to do this job. It’s easier than resetting hard disk in QNAP.

Install New Hard Drive in Mac Mini 2012 Late

iFixit wrote a good post “Mac Mini Late 2012 Hard Drive Replacement” with many photos. It helps me to replace the existing hard drive in Mac mini (Late 2012). I would like to contribute two more tips which would accelerate the process.

Quickly Identify the Number of Plates in Seagate ST2000DM001 on Serial Number

According to fzabkar in Seagate: Forums: 2TB ST2000DM001 Barracuda from Seagate seriously cripled through redesign in 3/2012 or 4/2012, the S/N (serial number) on the label of your Seagate Desktop HDD ST2000DM001 contains information about the number of plates.

Use FIPS Framework to choose a Hard Drive Case

It is difficult to choose the right hard drive case for me. Therefore, I create a framework to help me compare them. It is FIPS: Fan, Interface, Power, and Solid.

Quickly Reset the Hard Disk in your QNAP Device as New

In the next few months, I am going to port ZurmoCRM onto QNAP. I might need to test different configuration and need to reinstall QTS several times. Remove the hard disk and use SATA to USB bridge to kill partition takes too much time. Instead, you may SSH to login, then clean QTS partition with dd. or remove with fdisk.

Contents in Secure External HDD is Encrypted

Buffalo HD-LX2TU3 is my first secured external HDD box. Because I am not comfortable with the high operation temperature and the small power adapter, I decide to open the case, move the hard drive to QNAP TS-112, and use the SATA to USB 3.0 bridge as a quick connector.

I use the bridge to clone the hard drive in my Lenovo C440 AIO to a new SSHD. When I swap them, it never boot up.

Match Hard Disk Startup Current with Power Adapter Output Current

When I was looking for a new hard disk for my Network-attached storage (aka NAS), I found the startup current of Seagate ST2000DM001 (aka Barracuda or Desktop HDD) in my Buffalo HD-LX2TU3 is 2.5A and output current of the adapter is 1.5A. It requires 67% higher than the adapter could offer. Is it safe use of electricity usage and okay to my hard disk?

I didn’t know and decide to research.

Buffer and Cache in Hard Drive and Operating System explains the SSD Cache Size of your SSHD

There are complaining about the small SSD in SSHD. But what is the right size for the SSD cache? It’s actually up to your physical RAM and operating system.

Let’s start from the basic: what is buffer and cache

Partition Error and Fail to Install GRUB on Windows 8 Hard Disk

I have install Windows 8 Professional on my hard disk. It works fine until it is moved to another computer for Linux.

At first, I use Clonezilla to do drive-to-drive copy. It fails to copy grub to destination disk. Even I use GPartrd to delete all existing partition, it’s the same.