Would it improve the write performance to fill a reformatted drive with zeros?
Question: I have a 2 TB drive which was filled to >99%. I ve delete the partitions with fidsk and formatted them with mkfs.ext4. So as far as I know,…
What’s the jumper “enable 1.5GB PHY” on a Western Digital hard disk?
Question: I’ve got a new hard disk. On the label there is a description of the jumper settings: One of them is: ? Jumpered pins 5 and 6 enables 1.5GB…
Why does my hard drive LED light blink every second?
Question: The light blinks faintly about once a second. It is slowly driving me insane. How do I find out which program is causing this, so I can disable it?…
How does a hard drive know where the data starts?
Question:How do heads find the data stored on a hard disk drive? ?? ??(1 answer) ?? ???Closed 3 years ago. ? I was always wondering how a hard drive finds…
Start a ZFS RAIDZ zpool with two discs then add a third?
Question: Let’s say I have two 2TB HDDs and I want to start my first ZFS zpool. Is it possible to create a RAIDZ with just those two discs, giving…
What do the current, worst, and threshold SMART values mean?
Question: I have a 2TB internal hard drive that might be failing. It spends several minutes at 100% usage when I first turn it on since I installed Windows 10,…
What is TRIM exactly?
Question: From the Wikipedia page of TRIM I get the impression that TRIM was introduced to lower the writes to a SSD, but letter the file system taking case of…
Partition used and available size in bytes
Question: I’m not a linux pro, and maybe I have overlooked something in the docs, but: df -ah, for instance, returns automatically largest unit: M / G / T. simply…
Windows7 hardlink over two different drives
Question: I am trying to create a hardlink on my C drive that points to a file on my D drive. I open up a terminal with Administrator privileges and…
Why does sector-number addressing in CHS start at sector 1 and not 0?
Question: Before LBA was introduced, why does CHS start at 0,0,1 and not 0,0,0 ? Answer: Unfortunately, this is just how the CHS addressing scheme, popular at the time, was…