For many years there was a single reliable path to keep info on a personal computer – working with a hard drive (HDD). Nonetheless, this kind of technology is actually displaying its age – hard disk drives are actually noisy and slow; they are power–hungry and are likely to generate a lot of heat during serious operations.
SSD drives, on the other hand, are swift, consume much less power and are also much cooler. They offer a completely new strategy to file accessibility and data storage and are years in front of HDDs when considering file read/write speed, I/O efficiency and also power capability. See how HDDs stand up up against the newer SSD drives.
1. Access Time
A result of a radical new way of disk drive operation, SSD drives allow for considerably faster data file access rates. Having an SSD, file access instances are much lower (under 0.1 millisecond).
The technology powering HDD drives dates all the way to 1954. And although it’s been noticeably polished over the years, it’s still no match for the ingenious ideas behind SSD drives. With today’s HDD drives, the highest file access speed it is possible to attain can vary in between 5 and 8 milliseconds.
2. Random I/O Performance
Because of the exact same radical approach which allows for faster access times, also you can appreciate improved I/O effectiveness with SSD drives. They are able to accomplish twice as many functions throughout a given time in comparison to an HDD drive.
An SSD can manage at least 6000 IO’s per second.
Over the same lab tests, the HDD drives demonstrated to be significantly slower, with 400 IO operations maintained per second. Although this might appear to be a large number, for people with a busy server that hosts many well–liked websites, a slow disk drive can result in slow–loading web sites.
SSD drives are made to include as fewer rotating components as possible. They use a similar technique like the one employed in flash drives and are more efficient rather than classic HDD drives.
SSDs offer an normal failing rate of 0.5%.
Since we already have mentioned, HDD drives make use of rotating disks. And anything that makes use of numerous moving parts for prolonged intervals is vulnerable to failure.
HDD drives’ average rate of failure ranges among 2% and 5%.
4. Energy Conservation
SSD drives function almost noiselessly; they don’t generate excessive warmth; they don’t involve more cooling down solutions as well as take in far less energy.
Lab tests have demonstrated that the typical power usage of an SSD drive is somewhere between 2 and 5 watts.
From the minute they were made, HDDs have been extremely electrical power–greedy devices. So when you have a hosting server with many different HDD drives, it will raise the per month electricity bill.
On average, HDDs take in somewhere between 6 and 15 watts.
5. CPU Power
Thanks to SSD drives’ better I/O effectiveness, the leading hosting server CPU can process data file requests much faster and save time for different procedures.
The average I/O delay for SSD drives is only 1%.
In comparison with SSDs, HDDs permit slower file accessibility rates. The CPU is going to wait for the HDD to send back the required data file, scheduling its assets while waiting.
The common I/O wait for HDD drives is about 7%.
6.Input/Output Request Times
The majority of our completely new machines are now using only SSD drives. Each of our tests have indicated that by using an SSD, the normal service time for an I/O request whilst performing a backup remains under 20 ms.
Throughout the same tests with the same server, this time equipped out utilizing HDDs, functionality was substantially slower. All through the web server backup procedure, the average service time for any I/O calls varied between 400 and 500 ms.
7. Backup Rates
Yet another real–life development will be the speed at which the backup was developed. With SSDs, a server back–up currently requires no more than 6 hours using our server–enhanced software solutions.
We made use of HDDs mainly for a couple of years and we have got pretty good understanding of how an HDD works. Creating a backup for a server equipped with HDD drives can take around 20 to 24 hours.
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