For years there was just one single reputable solution to store data on a pc – working with a hard disk drive (HDD). Then again, this kind of technology is currently displaying its age – hard disks are really noisy and sluggish; they are power–ravenous and have a tendency to generate lots of warmth during intensive procedures.
SSD drives, in contrast, are really fast, take in way less energy and are much cooler. They feature a new method to file accessibility and data storage and are years in front of HDDs relating to file read/write speed, I/O efficiency and then energy capability. See how HDDs stand up up against the newer SSD drives.
1. Access Time
SSD drives give a fresh & ingenious way of file storage in accordance with the usage of electronic interfaces instead of any sort of moving parts and rotating disks. This completely new technology is quicker, permitting a 0.1 millisecond file accessibility time.
HDD drives depend on rotating disks for files storage uses. Each time a file is being utilized, you will have to wait around for the appropriate disk to reach the correct position for the laser beam to access the data file you want. This translates into a regular access rate of 5 to 8 milliseconds.
2. Random I/O Performance
On account of the brand new significant data file storage approach shared by SSDs, they have swifter file access speeds and speedier random I/O performance.
For the duration of our tests, all SSDs showed their capability to work with at the very least 6000 IO’s per second.
During the same lab tests, the HDD drives turned out to be much slower, with 400 IO operations managed per second. Even though this may appear to be a significant number, if you have a hectic web server that contains loads of well–known sites, a sluggish hard drive can result in slow–loading websites.
SSD drives don’t have virtually any rotating components, which means that there is a lot less machinery within them. And the less actually moving elements you’ll find, the lower the prospect of failing are going to be.
The standard rate of failure of an SSD drive is 0.5%.
HDD drives utilize rotating disks for saving and reading through info – a concept going back to the 1950s. With disks magnetically suspended in mid–air, rotating at 7200 rpm, the probability of some thing failing are considerably higher.
The regular rate of failing of HDD drives ranges between 2% and 5%.
4. Energy Conservation
SSDs don’t have any moving components and require not much cooling down power. In addition they involve very little electricity to perform – tests have revealed they can be powered by a standard AA battery.
In general, SSDs consume between 2 and 5 watts.
HDD drives are renowned for staying noisy. They need a lot more electric power for chilling applications. On a server which includes a multitude of HDDs running all of the time, you’ll need a good deal of fans to ensure that they’re cool – this may cause them a lot less energy–effective than SSD drives.
HDDs use up somewhere between 6 and 15 watts.
5. CPU Power
The swifter the data file accessibility rate is, the quicker the file requests can be delt with. Consequently the CPU do not need to reserve assets waiting around for the SSD to reply back.
The regular I/O delay for SSD drives is 1%.
If you use an HDD, you will have to devote time looking forward to the outcome of one’s data file call. As a result the CPU will stay idle for more time, waiting for the HDD to reply.
The standard I/O wait for HDD drives is approximately 7%.
6.Input/Output Request Times
It is time for some real–world examples. We, at InovaHost, competed a full system backup with a web server only using SSDs for data storage uses. In that process, the common service time for any I/O call stayed beneath 20 ms.
Weighed against SSD drives, HDDs feature much reduced service rates for I/O requests. During a hosting server backup, the common service time for an I/O query ranges somewhere between 400 and 500 ms.
7. Backup Rates
Talking about back–ups and SSDs – we have detected an effective development in the data backup rate since we transferred to SSDs. Today, a usual web server back–up takes only 6 hours.
On the flip side, on a hosting server with HDD drives, a similar back up may take 3 to 4 times as long in order to complete. A complete back–up of any HDD–driven server usually takes 20 to 24 hours.
To be able to automatically add to the effectiveness of one’s websites without the need to adjust any code, an SSD–equipped web hosting service will be a great solution. Check out our shared website hosting packages and the VPS servers – our solutions feature really fast SSD drives and are available at the best prices.
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