At present, pretty much all brand new computing devices include SSD drives as a substitute for HDD drives. You will find superlatives to them throughout the professional press – that they’re quicker and operate better and that they are actually the future of home pc and laptop manufacturing.
Even so, how can SSDs perform within the website hosting world? Could they be well–performing enough to replace the successful HDDs? At Dedec Mexico, we are going to aid you far better see the differences among an SSD as well as an HDD and determine the one that best suits you needs.
1. Access Time
SSD drives offer a brand–new & revolutionary method of file safe–keeping in accordance with the use of electronic interfaces in lieu of any sort of moving components and rotating disks. This brand new technology is much quicker, enabling a 0.1 millisecond file access time.
HDD drives depend on rotating disks for files storage reasons. Every time a file will be utilized, you need to await the correct disk to get to the right position for the laser to access the file involved. This results in a regular access rate of 5 to 8 milliseconds.
2. Random I/O Performance
With thanks to the very same radical method which enables for a lot faster access times, you can also experience far better I/O performance with SSD drives. They’re able to carry out double the operations within a given time as compared to an HDD drive.
An SSD can deal with a minimum of 6000 IO’s per second.
Having an HDD drive, the I/O performance gradually improves the more you employ the drive. Nevertheless, once it gets to a particular cap, it can’t proceed speedier. And due to the now–old concept, that I/O limitation is a lot lower than what you could receive with a SSD.
HDD are only able to go as much as 400 IO’s per second.
The lack of moving components and rotating disks within SSD drives, and also the latest advances in electric interface technology have ended in a much reliable data storage device, having an normal failing rate of 0.5%.
HDD drives utilize rotating hard disks for keeping and reading files – a concept going back to the 1950s. Along with disks magnetically suspended in mid–air, rotating at 7200 rpm, the prospects of something failing are generally increased.
The average rate of failure of HDD drives varies amongst 2% and 5%.
4. Energy Conservation
SSD drives are far smaller compared to HDD drives as well as they don’t possess any kind of moving parts at all. It means that they don’t create as much heat and need much less energy to function and fewer energy for cooling down reasons.
SSDs take in somewhere between 2 and 5 watts.
From the time they have been designed, HDDs have always been really power–heavy products. So when you’ve got a hosting server with numerous HDD drives, this will likely increase the monthly utility bill.
On average, HDDs consume in between 6 and 15 watts.
5. CPU Power
Thanks to SSD drives’ greater I/O effectiveness, the main web server CPU can easily process file calls more quickly and preserve time for different operations.
The common I/O delay for SSD drives is exactly 1%.
When using an HDD, you must devote time anticipating the results of your file call. As a result the CPU will stay idle for much more time, expecting the HDD to react.
The average I/O delay for HDD drives is around 7%.
6.Input/Output Request Times
The vast majority of our completely new servers are now using merely SSD drives. Each of our tests have demostrated that with an SSD, the normal service time for any I/O request whilst doing a backup remains below 20 ms.
In comparison to SSD drives, HDDs feature significantly reduced service rates for I/O requests. Throughout a hosting server backup, the standard service time for any I/O call can vary between 400 and 500 ms.
7. Backup Rates
A different real–life enhancement is the rate with which the back–up was developed. With SSDs, a web server data backup currently can take less than 6 hours using Dedec Mexico’s server–optimized software.
Alternatively, on a hosting server with HDD drives, the same data backup could take three or four times as long to complete. A complete back–up of an HDD–powered server usually takes 20 to 24 hours.
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