For people with a site or maybe an web application, pace is vital. The speedier your web site functions and the faster your web applications operate, the better for everyone. Considering that a website is just a number of data files that connect to each other, the devices that store and access these files have an important role in website overall performance.
Hard disks, or HDDs, were, right until recent times, the most trustworthy products for saving data. Nonetheless, in recent times solid–state drives, or SSDs, have already been gaining popularity. Look at our evaluation chart to determine whether HDDs or SSDs are more effective for you.
1. Access Time
After the launch of SSD drives, data access speeds are now over the top. With thanks to the completely new electronic interfaces utilised in SSD drives, the average file access time has been reduced towards a all–time low of 0.1millisecond.
The concept powering HDD drives times all the way to 1954. And although it has been considerably polished progressively, it’s even now can’t stand up to the imaginative technology behind SSD drives. Having today’s HDD drives, the highest file access rate you can actually attain varies somewhere between 5 and 8 milliseconds.
2. Random I/O Performance
The random I/O performance is extremely important for the functionality of a file storage device. We have run in depth tests and have established an SSD can handle no less than 6000 IO’s per second.
Hard drives feature reduced file access speeds as a result of aging file storage and accessibility technique they’re implementing. And they also exhibit considerably slower random I/O performance matched against SSD drives.
In the course of our trials, HDD drives maintained typically 400 IO operations per second.
SSD drives are meant to have as less moving components as is practical. They use a similar technique to the one employed in flash drives and are also significantly more efficient in comparison with conventional HDD drives.
SSDs come with an typical failing rate of 0.5%.
HDD drives utilize rotating disks for keeping and browsing info – a concept dating back to the 1950s. Along with hard disks magnetically suspended in mid–air, rotating at 7200 rpm, the possibilities of something failing are generally bigger.
The average rate of failing of HDD drives ranges amongst 2% and 5%.
4. Energy Conservation
SSDs are lacking moving parts and need minimal chilling energy. Additionally, they call for not much energy to perform – tests have revealed that they’ll be powered by a standard AA battery.
As a whole, SSDs consume somewhere between 2 and 5 watts.
As soon as they have been created, HDDs have always been very energy–greedy systems. And when you have a web server with many types of HDD drives, this tends to boost the monthly power bill.
On average, HDDs take in in between 6 and 15 watts.
5. CPU Power
Thanks to SSD drives’ better I/O performance, the key server CPU will be able to process data file queries a lot quicker and save time for other functions.
The standard I/O delay for SSD drives is just 1%.
As compared with SSDs, HDDs permit slower data accessibility speeds. The CPU must lose time waiting for the HDD to return the required file, scheduling its allocations for the time being.
The average I/O wait for HDD drives is around 7%.
6.Input/Output Request Times
In real life, SSDs conduct as admirably as they managed throughout the tests. We competed an entire system backup on one of our production servers. Over the backup process, the typical service time for I/O queries was indeed under 20 ms.
Compared to SSD drives, HDDs offer substantially slower service times for I/O queries. In a hosting server backup, the normal service time for any I/O query varies between 400 and 500 ms.
7. Backup Rates
Speaking about back ups and SSDs – we’ve detected a great improvement with the back–up speed since we turned to SSDs. Currently, a regular web server backup can take merely 6 hours.
Through the years, we’ve got used primarily HDD drives on our machines and we are familiar with their performance. With a hosting server furnished with HDD drives, an entire server data backup normally takes about 20 to 24 hours.
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