For those who have a site as well as an application, pace is important. The faster your site loads and then the swifter your web applications function, the better for you. Since a site is just an offering of data files that connect with one another, the systems that store and work with these files have an important role in website overall performance.
Hard drives, or HDDs, have been, right until recent years, the most reliable systems for saving data. However, lately solid–state drives, or SSDs, have already been gaining interest. Look into our assessment chart to view whether HDDs or SSDs are more suitable for you.
1. Access Time
Due to a revolutionary new approach to disk drive functionality, SSD drives enable for noticeably faster data file access speeds. With an SSD, file access instances tend to be lower (as low as 0.1 millisecond).
HDD drives make use of rotating disks for files storage uses. Every time a file will be accessed, you will need to await the correct disk to get to the right place for the laser beam to reach the data file in question. This leads to a regular access rate of 5 to 8 milliseconds.
2. Random I/O Performance
Thanks to the exact same radical technique which enables for speedier access times, you may as well enjoy much better I/O performance with SSD drives. They can perform double the operations within a given time compared to an HDD drive.
An SSD can deal with at the very least 6000 IO’s per second.
Hard drives present reduced data access speeds due to older file storage space and accessibility technique they’re implementing. And in addition they exhibit much sluggish random I/O performance as opposed to SSD drives.
Throughout our lab tests, HDD drives managed on average 400 IO operations per second.
The lack of moving parts and rotating disks inside SSD drives, and the recent developments in electric interface technology have led to a considerably reliable file storage device, with an common failing rate of 0.5%.
For the HDD drive to function, it has to spin two metallic hard disks at over 7200 rpm, having them magnetically stable in mid–air. They have a massive amount of moving parts, motors, magnets and also other gadgets packed in a tiny location. Hence it’s obvious why the average rate of failure associated with an HDD drive varies among 2% and 5%.
4. Energy Conservation
SSD drives function virtually soundlessly; they don’t produce surplus warmth; they don’t require added air conditioning options and then take in considerably less electricity.
Tests have demonstrated the typical electrical power utilization of an SSD drive is amongst 2 and 5 watts.
HDD drives are notorious for getting loud; they are liable to overheating and when you have several disk drives in a single server, you need a further cooling system exclusively for them.
All together, HDDs consume between 6 and 15 watts.
5. CPU Power
Thanks to SSD drives’ higher I/O efficiency, the key server CPU can process data requests more quickly and save time for different procedures.
The common I/O wait for SSD drives is only 1%.
If you use an HDD, you’ll have to invest more time watching for the outcomes of your data query. As a result the CPU will be idle for further time, awaiting the HDD to react.
The standard I/O wait for HDD drives is approximately 7%.
6.Input/Output Request Times
It’s about time for several real–world cases. We, at HostCheap, ran a full system backup with a web server only using SSDs for data storage reasons. In that procedure, the typical service time for an I/O call remained below 20 ms.
Weighed against SSD drives, HDDs offer much reduced service times for input/output calls. In a web server backup, the average service time for any I/O call ranges somewhere between 400 and 500 ms.
7. Backup Rates
Another real–life advancement is the speed at which the back up has been made. With SSDs, a hosting server data backup now requires no more than 6 hours by making use of our web server–enhanced software.
We utilized HDDs mainly for a few years and we have now decent comprehension of exactly how an HDD works. Backing up a hosting server equipped with HDD drives is going to take about 20 to 24 hours.
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