These days, pretty much all brand new computer systems come with SSD drives in lieu of HDD drives. You’ll find superlatives to them everywhere in the specialised press – they are faster and perform much better and they are really the future of home pc and laptop manufacturing.
Nevertheless, how do SSDs perform within the hosting world? Are they dependable enough to substitute the successful HDDs? At PRO2AIS, we will aid you far better see the differences between an SSD as well as an HDD and judge which one most closely fits you needs.
1. Access Time
After the launch of SSD drives, data access rates are now through the roof. Due to the completely new electronic interfaces found in SSD drives, the standard file access time has been reduced into a all–time low of 0.1millisecond.
HDD drives rely on rotating disks for data storage reasons. When a file is being utilized, you will need to wait around for the correct disk to reach the correct position for the laser beam to access the data file involved. This results in a standard access speed of 5 to 8 milliseconds.
2. Random I/O Performance
Due to the brand–new revolutionary data file storage strategy incorporated by SSDs, they supply better data access speeds and faster random I/O performance.
All through our tests, all SSDs demonstrated their capacity to handle no less than 6000 IO’s per second.
Hard drives offer reduced data access speeds due to aging file storage space and accessibility technique they’re implementing. And they also display significantly sluggish random I/O performance compared to SSD drives.
During PRO2AIS’s trials, HDD drives dealt with typically 400 IO operations per second.
SSD drives are designed to have as fewer rotating components as is practical. They utilize an identical concept like the one used in flash drives and are more reliable compared to standard HDD drives.
SSDs provide an common failure rate of 0.5%.
For the HDD drive to function, it must spin a couple of metal disks at a minimum of 7200 rpm, keeping them magnetically stabilized in mid–air. There is a lot of moving parts, motors, magnets as well as other gadgets loaded in a tiny space. Consequently it’s no wonder that the regular rate of failure of an HDD drive varies among 2% and 5%.
4. Energy Conservation
SSD drives function practically silently; they don’t generate surplus heat; they don’t involve supplemental chilling methods as well as consume way less power.
Lab tests have demostrated the normal electrical power usage of an SSD drive is amongst 2 and 5 watts.
HDD drives are famous for becoming noisy. They demand more electric power for cooling down reasons. With a server which includes different HDDs running continually, you’ll need a lot of fans to ensure they are cooler – this will make them much less energy–economical than SSD drives.
HDDs use up somewhere between 6 and 15 watts.
5. CPU Power
The swifter the data access rate is, the faster the data file requests are going to be handled. As a result the CPU do not need to save assets waiting for the SSD to answer back.
The regular I/O delay for SSD drives is only 1%.
HDD drives allow for reduced accessibility rates compared to SSDs do, resulting in the CPU needing to hang around, although arranging assets for your HDD to discover and return the requested data.
The normal I/O delay for HDD drives is just about 7%.
6.Input/Output Request Times
Almost all of PRO2AIS’s brand new web servers moved to merely SSD drives. Each of our tests have revealed that having an SSD, the average service time for an I/O request although operating a backup stays under 20 ms.
In comparison with SSD drives, HDDs feature much reduced service rates for input/output calls. During a server backup, the common service time for any I/O call varies somewhere between 400 and 500 ms.
7. Backup Rates
Yet another real–life enhancement is the speed at which the data backup is made. With SSDs, a web server back up currently requires less than 6 hours by using our hosting server–optimized software solutions.
We used HDDs mainly for a few years and we have great comprehension of how an HDD runs. Backing up a server equipped with HDD drives can take about 20 to 24 hours.
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