For decades there seemed to be one trustworthy solution to keep information on a computer – using a disk drive (HDD). Having said that, this kind of technology is actually demonstrating its age – hard disk drives are actually noisy and slow; they’re power–ravenous and are likely to create a lot of heat during intense operations.
SSD drives, alternatively, are quick, consume much less energy and they are far less hot. They provide a completely new method to file accessibility and storage and are years in front of HDDs regarding file read/write speed, I/O effectiveness and power efficiency. Discover how HDDs stand up against the newer SSD drives.
1. Access Time
With the introduction of SSD drives, file access speeds have gone tremendous. Because of the completely new electronic interfaces utilised in SSD drives, the standard data file access time has been reduced towards a record low of 0.1millisecond.
HDD drives continue to use the very same fundamental file access technique which was initially developed in the 1950s. Although it has been vastly enhanced consequently, it’s sluggish when compared with what SSDs are providing. HDD drives’ data file access rate can vary somewhere between 5 and 8 milliseconds.
2. Random I/O Performance
Due to the exact same radical solution allowing for quicker access times, it’s also possible to benefit from improved I/O efficiency with SSD drives. They can carry out two times as many functions within a specific time in comparison with an HDD drive.
An SSD can manage at the least 6000 IO’s per second.
Hard drives feature slower data file access speeds due to aging file storage and accessibility technique they’re using. Additionally they exhibit noticeably slower random I/O performance compared to SSD drives.
In the course of Critchfield Web Hosting Services’s tests, HDD drives maintained around 400 IO operations per second.
SSD drives are meant to have as fewer moving components as possible. They utilize an identical technology to the one employed in flash drives and are generally significantly more reliable in comparison to common HDD drives.
SSDs offer an typical failing rate of 0.5%.
For the HDD drive to operate, it must spin 2 metal hard disks at a minimum of 7200 rpm, holding them magnetically stabilized in mid–air. They have a number of moving components, motors, magnets and other devices jammed in a tiny location. Hence it’s obvious why the standard rate of failure of the HDD drive varies in between 2% and 5%.
4. Energy Conservation
SSD drives are considerably smaller than HDD drives and they lack any moving components whatsoever. This means that they don’t generate as much heat and need much less energy to operate and much less energy for cooling down reasons.
SSDs use up amongst 2 and 5 watts.
From the time they have been designed, HDDs have always been quite electricity–greedy devices. When you have a hosting server with different HDD drives, this tends to raise the per month power bill.
On average, HDDs consume between 6 and 15 watts.
5. CPU Power
SSD drives permit quicker data file access rates, that, consequently, enable the CPU to finish data queries considerably faster and then to return to other responsibilities.
The regular I/O wait for SSD drives is just 1%.
Compared with SSDs, HDDs permit not so quick file accessibility speeds. The CPU will need to wait around for the HDD to return the required data file, scheduling its resources meanwhile.
The regular I/O wait for HDD drives is about 7%.
6.Input/Output Request Times
It’s time for some real–world illustrations. We, at Critchfield Web Hosting Services, competed a full system backup on a server using only SSDs for data storage purposes. During that procedure, the normal service time for an I/O request stayed beneath 20 ms.
Sticking with the same hosting server, however this time equipped with HDDs, the outcome were different. The standard service time for an I/O call changed in between 400 and 500 ms.
7. Backup Rates
A different real–life development is the speed at which the back–up was produced. With SSDs, a web server back up now can take no more than 6 hours implementing our server–enhanced software.
We made use of HDDs exclusively for a couple of years and we have decent understanding of exactly how an HDD works. Backing up a web server furnished with HDD drives will take around 20 to 24 hours.
With Critchfield Web Hosting Services, you can get SSD–driven website hosting solutions at cost–effective price points. Our website hosting plans and then the Linux VPS packages consist of SSD drives by default. Go in for an hosting account with us and see the way your sites can become better instantaneously.
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