When you have a web site or an app, speed is essential. The faster your web site works and then the quicker your web apps perform, the better for you. Because a site is a group of data files that connect to one another, the systems that keep and work with these files play a crucial role in site functionality.
Hard disks, or HDDs, have been, right until the past few years, the more effective devices for storing information. However, lately solid–state drives, or SSDs, are already gaining popularity. Look into our evaluation chart to see whether HDDs or SSDs are more appropriate for you.
1. Access Time
A result of a revolutionary new method of disk drive performance, SSD drives permit for considerably faster file access rates. Having an SSD, file accessibility times are much lower (just 0.1 millisecond).
The concept behind HDD drives goes back to 1954. And even while it has been significantly refined over time, it’s nevertheless no match for the revolutionary concept powering SSD drives. Through today’s HDD drives, the highest data access rate you are able to achieve varies in between 5 and 8 milliseconds.
2. Random I/O Performance
Because of the very same revolutionary solution that allows for a lot faster access times, you can also experience better I/O effectiveness with SSD drives. They are able to carry out double the operations during a specific time in comparison with an HDD drive.
An SSD can handle at least 6000 IO’s per second.
Over the very same trials, the HDD drives demonstrated to be much slower, with only 400 IO operations maintained per second. Even though this looks like a good deal, for those who have an overloaded web server that hosts loads of well–known web sites, a slow hard disk can cause slow–loading sites.
SSD drives do not have any sort of moving parts, which means there is a lot less machinery inside them. And the fewer physically moving components you can find, the fewer the possibilities of failure can be.
The average rate of failure of an SSD drive is 0.5%.
HDD drives work with rotating disks for saving and browsing files – a technology going back to the 1950s. And with disks magnetically hanging in mid–air, spinning at 7200 rpm, the prospects of something failing are usually higher.
The common rate of failure of HDD drives varies amongst 2% and 5%.
4. Energy Conservation
SSD drives function virtually soundlessly; they don’t make excessive heat; they don’t call for added cooling down methods and use up way less power.
Tests have established the average electric power use of an SSD drive is between 2 and 5 watts.
HDD drives are known for being noisy; they are more prone to getting too hot and in case there are several hard drives inside a server, you’ll want a further cooling device just for them.
All together, HDDs use up in between 6 and 15 watts.
5. CPU Power
SSD drives permit swifter data accessibility rates, which, consequently, enable the processor to perform file calls considerably quicker and to return to different jobs.
The regular I/O wait for SSD drives is 1%.
In comparison with SSDs, HDDs allow for reduced data file access rates. The CPU must wait around for the HDD to return the inquired file, reserving its assets while waiting.
The standard I/O wait for HDD drives is approximately 7%.
6.Input/Output Request Times
It’s about time for some real–world examples. We, at Hosting Gratuito, produced a detailed platform backup with a hosting server using only SSDs for data storage reasons. In that process, the typical service time for any I/O request kept beneath 20 ms.
Sticking with the same web server, but this time loaded with HDDs, the outcome were totally different. The average service time for any I/O call changed somewhere between 400 and 500 ms.
7. Backup Rates
One more real–life improvement will be the rate with which the backup is made. With SSDs, a web server back up currently can take under 6 hours using our hosting server–designed software.
Through the years, we have got used primarily HDD drives on our web servers and we’re well aware of their general performance. With a server designed with HDD drives, an entire hosting server back–up often takes about 20 to 24 hours.
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