Nowadays, all completely new computing devices include SSD drives instead of HDD drives. You’ll discover superlatives to them all over the professional press – that they’re a lot quicker and perform better and they are the future of home pc and laptop computer generation.
Even so, how do SSDs fare in the website hosting community? Could they be efficient enough to substitute the proven HDDs? At TALOSWEB, we will aid you better see the distinctions among an SSD as well as an HDD and judge the one that best fits you needs.
1. Access Time
Resulting from a revolutionary new method of disk drive operation, SSD drives permit for much quicker data accessibility rates. With an SSD, data accessibility times are far lower (only 0.1 millisecond).
HDD drives rely on spinning disks for data storage applications. Every time a file will be accessed, you will have to wait for the appropriate disk to reach the appropriate place for the laser to access the file involved. This ends in a typical access rate of 5 to 8 milliseconds.
2. Random I/O Performance
Resulting from the completely new revolutionary data storage technique shared by SSDs, they give you swifter data access speeds and better random I/O performance.
In the course of TALOSWEB’s trials, all SSDs demonstrated their capability to handle a minimum of 6000 IO’s per second.
Hard drives feature slower file access speeds due to older file storage and accessibility concept they’re making use of. In addition, they show noticeably slower random I/O performance as opposed to SSD drives.
For the duration of our lab tests, HDD drives dealt with typically 400 IO operations per second.
SSD drives are built to include as less moving parts as possible. They utilize an identical technology to the one utilized in flash drives and are significantly more trustworthy rather than classic HDD drives.
SSDs have an average failing rate of 0.5%.
Since we already have observed, HDD drives rely upon spinning hard disks. And something that employs a lot of moving parts for extended periods of time is liable to failing.
HDD drives’ typical rate of failing varies among 2% and 5%.
4. Energy Conservation
SSDs don’t have any moving parts and require little or no cooling down power. In addition they demand a small amount of energy to function – tests have established that they can be powered by a common AA battery.
In general, SSDs use up amongst 2 and 5 watts.
HDD drives are famous for staying loud. They want further electrical power for air conditioning reasons. With a hosting server that has a large number of HDDs running at all times, you need a lot of fans to ensure they are kept cool – this will make them far less energy–efficient than SSD drives.
HDDs consume between 6 and 15 watts.
5. CPU Power
SSD drives enable better file accessibility speeds, which, subsequently, enable the CPU to finish data requests much faster and then to go back to other duties.
The regular I/O wait for SSD drives is exactly 1%.
HDD drives permit slower access rates compared with SSDs do, which will result in the CPU required to hang around, although arranging allocations for your HDD to uncover and return the inquired file.
The standard I/O delay for HDD drives is just about 7%.
6.Input/Output Request Times
It’s about time for several real–world instances. We, at TALOSWEB, produced a complete system backup on a server using only SSDs for data storage reasons. During that procedure, the common service time for an I/O request remained beneath 20 ms.
Throughout the very same tests with the same web server, this time around suited out using HDDs, overall performance was considerably reduced. During the server back–up procedure, the average service time for any I/O calls ranged between 400 and 500 ms.
7. Backup Rates
Speaking about backups and SSDs – we’ve spotted a great progress in the back up speed as we turned to SSDs. Now, a normal server data backup can take just 6 hours.
We worked with HDDs exclusively for several years and we have great comprehension of precisely how an HDD performs. Backing up a web server equipped with HDD drives can take about 20 to 24 hours.
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