For decades there seemed to be a single trustworthy option to keep info on a pc – with a hard drive (HDD). Nonetheless, this kind of technology is presently demonstrating its age – hard disks are loud and slow; they’re power–hungry and frequently generate quite a lot of warmth in the course of serious procedures.
SSD drives, however, are swift, consume significantly less energy and are generally much cooler. They offer a completely new approach to file access and data storage and are years in advance of HDDs with regards to file read/write speed, I/O effectiveness as well as energy effectivity. Find out how HDDs stand up against the modern SSD drives.
1. Access Time
After the launch of SSD drives, file access rates have gone tremendous. Thanks to the unique electronic interfaces found in SSD drives, the regular file access time has been reduced into a all–time low of 0.1millisecond.
HDD drives depend on spinning disks for files storage applications. When a file will be used, you need to wait around for the appropriate disk to get to the appropriate position for the laser to reach the file you want. This results in a typical access speed of 5 to 8 milliseconds.
2. Random I/O Performance
Because of the unique radical data file storage solution incorporated by SSDs, they provide a lot quicker file access speeds and speedier random I/O performance.
In the course of Website Hosting UK’s trials, all of the SSDs showed their capability to manage at least 6000 IO’s per second.
Over the same tests, the HDD drives turned out to be considerably slower, with 400 IO operations managed per second. Although this might appear to be a large number, for people with a busy web server that contains lots of well–liked web sites, a slow hard drive can result in slow–loading web sites.
SSD drives do not have just about any rotating components, which means there’s a lot less machinery within them. And the fewer actually moving components you will find, the fewer the probability of failing can be.
The standard rate of failure of an SSD drive is 0.5%.
HDD drives make use of rotating hard disks for saving and reading info – a technology dating back to the 1950s. And with hard disks magnetically suspended in mid–air, rotating at 7200 rpm, the possibilities of something failing are usually increased.
The normal rate of failing of HDD drives varies between 2% and 5%.
4. Energy Conservation
SSD drives function virtually silently; they don’t generate surplus heat; they don’t mandate supplemental cooling solutions and then consume much less energy.
Tests have indicated the normal electricity consumption of an SSD drive is between 2 and 5 watts.
From the time they were built, HDDs were always really electricity–greedy devices. Then when you have a hosting server with several HDD drives, this tends to increase the regular electricity bill.
On average, HDDs take in between 6 and 15 watts.
5. CPU Power
Thanks to SSD drives’ greater I/O efficiency, the main hosting server CPU can easily process data queries more rapidly and save time for additional procedures.
The standard I/O delay for SSD drives is 1%.
When you use an HDD, you will need to invest extra time looking forward to the outcome of one’s data file ask. This means that the CPU will continue to be idle for much more time, waiting for the HDD to reply.
The regular I/O delay for HDD drives is around 7%.
6.Input/Output Request Times
The majority of our brand–new machines now use just SSD drives. Our personal tests have revealed that with an SSD, the typical service time for any I/O request although running a backup remains under 20 ms.
Compared to SSD drives, HDDs provide significantly reduced service rates for input/output demands. In a hosting server backup, the regular service time for an I/O call varies somewhere between 400 and 500 ms.
7. Backup Rates
Yet another real–life enhancement will be the rate with which the back–up is created. With SSDs, a hosting server data backup now requires less than 6 hours by making use of our server–optimized software.
Over time, we’ve worked with largely HDD drives on our machines and we are knowledgeable of their performance. On a hosting server designed with HDD drives, a complete server back–up may take about 20 to 24 hours.
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