For many years there seemed to be only one efficient option to store info on a pc – employing a hard disk drive (HDD). However, this sort of technology is already expressing its age – hard drives are loud and slow; they can be power–hungry and have a tendency to create a lot of warmth throughout intensive operations.
SSD drives, however, are fast, use up far less energy and are also much cooler. They provide a new method of file accessibility and data storage and are years in front of HDDs with regard to file read/write speed, I/O efficiency and then energy capability. Observe how HDDs fare up against the more recent SSD drives.
1. Access Time
SSD drives provide a brand new & imaginative method to file storage using the utilization of electronic interfaces rather than any sort of moving parts and revolving disks. This completely new technology is faster, making it possible for a 0.1 millisecond file access time.
HDD drives make use of spinning disks for files storage reasons. Each time a file is being utilized, you will have to wait around for the right disk to reach the appropriate position for the laser beam to reach the data file you want. This results in a typical access rate of 5 to 8 milliseconds.
2. Random I/O Performance
The random I/O performance is vital for the performance of a data file storage device. We’ve conducted substantial testing and have established that an SSD can handle at least 6000 IO’s per second.
Hard drives offer reduced data file access speeds because of the aging file storage space and accessibility technology they’re using. And they also exhibit much slower random I/O performance compared with SSD drives.
In the course of our trials, HDD drives maintained an average of 400 IO operations per second.
The lack of moving elements and spinning disks inside SSD drives, and the recent advances in electronic interface technology have ended in a substantially reliable file storage device, having an typical failing rate of 0.5%.
To have an HDD drive to work, it has to spin a couple of metallic hard disks at over 7200 rpm, holding them magnetically stabilized in mid–air. They have a lots of moving parts, motors, magnets as well as other gadgets stuffed in a small space. Hence it’s no surprise the average rate of failure of the HDD drive ranges somewhere between 2% and 5%.
4. Energy Conservation
SSD drives function nearly noiselessly; they don’t create extra heat; they don’t demand supplemental cooling down solutions as well as use up a lot less power.
Tests have shown the average electric power utilization of an SSD drive is amongst 2 and 5 watts.
From the minute they have been made, HDDs were always quite electricity–heavy devices. When you have a server with a bunch of HDD drives, this tends to boost the month–to–month electric bill.
On average, HDDs consume somewhere between 6 and 15 watts.
5. CPU Power
The quicker the data accessibility rate is, the quicker the data calls will likely be processed. As a result the CPU will not have to arrange assets looking forward to the SSD to answer back.
The regular I/O wait for SSD drives is barely 1%.
HDD drives allow for slower access rates when compared to SSDs do, which will result in the CPU required to hang on, while saving resources for the HDD to find and give back the required data file.
The regular I/O wait for HDD drives is approximately 7%.
6.Input/Output Request Times
It’s about time for some real–world instances. We produced an entire platform backup with a server using only SSDs for data storage reasons. During that process, the typical service time for an I/O query kept below 20 ms.
During the same lab tests with the exact same server, this time installed out using HDDs, functionality was substantially reduced. During the hosting server backup procedure, the standard service time for any I/O requests fluctuated somewhere between 400 and 500 ms.
7. Backup Rates
One more real–life enhancement will be the speed with which the backup has been created. With SSDs, a hosting server data backup now takes no more than 6 hours using our hosting server–optimized software solutions.
On the flip side, with a web server with HDD drives, the same data backup can take three or four times as long in order to complete. An entire back up of any HDD–equipped hosting server may take 20 to 24 hours.
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