For many years there was only 1 reputable way for you to keep information on a computer – utilizing a hard drive (HDD). Having said that, this kind of technology is by now expressing its age – hard disk drives are noisy and sluggish; they can be power–ravenous and frequently produce a lot of heat during serious procedures.
SSD drives, alternatively, are fast, take in way less power and are generally far less hot. They feature an innovative approach to file accessibility and data storage and are years in front of HDDs in terms of file read/write speed, I/O operation and also power efficacy. See how HDDs fare up against the modern SSD drives.
1. Access Time
SSD drives provide a completely new & innovative method to file storage based on the use of electronic interfaces in place of any kind of moving components and spinning disks. This brand new technology is faster, making it possible for a 0.1 millisecond data accessibility time.
The concept behind HDD drives times back to 1954. Even though it has been drastically polished in recent times, it’s nonetheless can’t stand up to the revolutionary ideas powering SSD drives. Having today’s HDD drives, the highest data file access rate it is possible to achieve may differ in between 5 and 8 milliseconds.
2. Random I/O Performance
As a result of the brand new radical data storage technique incorporated by SSDs, they furnish quicker data access speeds and speedier random I/O performance.
For the duration of our trials, all of the SSDs confirmed their capacity to work with at the very least 6000 IO’s per second.
Hard drives feature slower data file access speeds because of the aging file storage space and access technology they are employing. In addition, they illustrate considerably sluggish random I/O performance as compared to SSD drives.
For the duration of EasyHost’s trials, HDD drives handled on average 400 IO operations per second.
SSD drives do not have virtually any moving parts, which means that there is far less machinery inside them. And the less literally moving elements you’ll find, the fewer the probability of failure can be.
The average rate of failure of any SSD drive is 0.5%.
As we have observed, HDD drives make use of spinning hard disks. And something that works by using plenty of moving parts for continuous intervals is vulnerable to failure.
HDD drives’ average rate of failing varies between 2% and 5%.
4. Energy Conservation
SSD drives are much small compared to HDD drives and also they don’t possess just about any moving parts whatsoever. It means that they don’t generate as much heat and require considerably less power to work and less power for cooling down reasons.
SSDs consume somewhere between 2 and 5 watts.
HDD drives can be infamous for becoming noisy; they’re more likely to overheating and whenever you have several disk drives inside a web server, you have to have a different a / c unit only for them.
All together, HDDs use up between 6 and 15 watts.
5. CPU Power
The swifter the file access speed is, the swifter the data demands are going to be adressed. Therefore the CPU will not have to arrange resources waiting around for the SSD to reply back.
The regular I/O wait for SSD drives is just 1%.
When you use an HDD, you need to spend additional time looking forward to the outcomes of one’s data file query. Consequently the CPU will continue to be idle for much more time, awaiting the HDD to react.
The average I/O delay for HDD drives is about 7%.
6.Input/Output Request Times
In real life, SSDs carry out as wonderfully as they performed in the course of the lab tests. We ran a complete system backup on one of the production servers. All through the backup operation, the normal service time for any I/O requests was below 20 ms.
Throughout the same tests with the same server, now equipped out utilizing HDDs, efficiency was much sluggish. Throughout the server data backup procedure, the common service time for I/O calls fluctuated between 400 and 500 ms.
7. Backup Rates
You can notice the real–world potential benefits to utilizing SSD drives every single day. For instance, on a web server equipped with SSD drives, a full backup can take simply 6 hours.
We made use of HDDs exclusively for several years and we have excellent expertise in how an HDD runs. Creating a backup for a server designed with HDD drives can take around 20 to 24 hours.
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