For many years there seemed to be one trustworthy way for you to store information on your computer – using a hard disk drive (HDD). Having said that, this sort of technology is presently demonstrating it’s age – hard disk drives are loud and sluggish; they’re power–hungry and are likely to generate a great deal of heat for the duration of intensive operations.
SSD drives, however, are extremely fast, consume way less power and are also much cooler. They offer a brand new solution to file access and storage and are years ahead of HDDs with regard to file read/write speed, I/O performance as well as power effectivity. Observe how HDDs fare up against the modern SSD drives.
1. Access Time
After the launch of SSD drives, file access speeds have gone through the roof. Thanks to the new electronic interfaces utilized in SSD drives, the standard data file access time has shrunk towards a record low of 0.1millisecond.
The concept powering HDD drives goes all the way to 1954. And while it’s been substantially enhanced through the years, it’s nevertheless can’t stand up to the imaginative concept powering SSD drives. With today’s HDD drives, the highest data access rate you’ll be able to reach varies somewhere between 5 and 8 milliseconds.
2. Random I/O Performance
Caused by the brand–new significant file storage technique incorporated by SSDs, they supply swifter data access rates and quicker random I/O performance.
For the duration of Maze Galaxy’s trials, all SSDs confirmed their ability to work with a minimum of 6000 IO’s per second.
During the very same trials, the HDD drives turned out to be much slower, with simply 400 IO operations handled per second. While this may appear to be a great number, if you have a hectic web server that contains a lot of famous sites, a sluggish hard disk drive may result in slow–loading websites.
SSD drives lack virtually any moving components, meaning there’s much less machinery inside them. And the fewer actually moving elements you will find, the fewer the likelihood of failure can be.
The regular rate of failure of an SSD drive is 0.5%.
With an HDD drive to operate, it should spin two metallic disks at more than 7200 rpm, retaining them magnetically stable in the air. They have a great deal of moving components, motors, magnets as well as other devices loaded in a small place. Therefore it’s no surprise the common rate of failing of an HDD drive ranges among 2% and 5%.
4. Energy Conservation
SSD drives work nearly noiselessly; they don’t produce surplus warmth; they don’t require added cooling down options and then consume way less electricity.
Trials have demostrated the normal electrical power usage of an SSD drive is between 2 and 5 watts.
HDD drives are famous for getting noisy. They demand extra power for cooling down purposes. Within a web server containing a lot of different HDDs running continuously, you need a lot of fans to keep them kept cool – this may cause them much less energy–efficient than SSD drives.
HDDs use up in between 6 and 15 watts.
5. CPU Power
Thanks to SSD drives’ greater I/O efficiency, the leading server CPU can process file requests faster and save time for other functions.
The average I/O delay for SSD drives is 1%.
HDD drives permit reduced access speeds compared to SSDs do, which will result in the CPU being required to hang around, whilst saving assets for your HDD to discover and give back the required file.
The regular I/O delay for HDD drives is about 7%.
6.Input/Output Request Times
It’s time for several real–world instances. We competed a complete system backup on a web server using only SSDs for file storage reasons. In that procedure, the regular service time for any I/O demand kept under 20 ms.
All through the same trials using the same hosting server, this time around suited out with HDDs, overall performance was substantially reduced. During the web server backup process, the common service time for any I/O calls varied between 400 and 500 ms.
7. Backup Rates
Another real–life improvement is the rate at which the data backup is produced. With SSDs, a hosting server back–up today will take only 6 hours by using our server–enhanced software solutions.
We utilized HDDs exclusively for a few years and we have got decent expertise in just how an HDD functions. Backing up a server designed with HDD drives can take about 20 to 24 hours.
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