For decades there was only 1 dependable way for you to store data on a personal computer – using a disk drive (HDD). Having said that, this type of technology is currently demonstrating it’s age – hard disk drives are loud and sluggish; they’re power–ravenous and frequently create a lot of heat during intense operations.
SSD drives, on the other hand, are really fast, consume a lot less energy and they are far less hot. They feature a brand new way of file access and storage and are years in advance of HDDs relating to file read/write speed, I/O performance and power effectivity. Observe how HDDs fare up against the more recent SSD drives.
1. Access Time
After the release of SSD drives, file access rates are now tremendous. With thanks to the new electronic interfaces found in SSD drives, the average data access time has been reduced into a record low of 0.1millisecond.
HDD drives depend on spinning disks for data storage applications. Every time a file will be utilized, you need to wait around for the correct disk to reach the appropriate position for the laser to reach the data file involved. This ends in a typical access rate of 5 to 8 milliseconds.
2. Random I/O Performance
The random I/O performance is vital for the efficiency of a data storage device. We have run detailed testing and have established an SSD can deal with at least 6000 IO’s per second.
Hard drives provide reduced data file access speeds due to older file storage space and access concept they are by making use of. And in addition they display considerably slower random I/O performance in comparison with SSD drives.
During Space City Net Solutions’s trials, HDD drives managed typically 400 IO operations per second.
SSD drives are made to include as fewer rotating parts as feasible. They use an identical concept like the one utilized in flash drives and are much more dependable when compared with classic HDD drives.
SSDs have an normal failure rate of 0.5%.
HDD drives utilize rotating hard disks for holding and reading through files – a technology going back to the 1950s. With hard disks magnetically suspended in the air, rotating at 7200 rpm, the likelihood of some thing failing are considerably increased.
The common rate of failure of HDD drives can vary between 2% and 5%.
4. Energy Conservation
SSDs are lacking moving parts and require minimal cooling down energy. Additionally, they involve very little electricity to operate – tests have established that they’ll be operated by a regular AA battery.
As a whole, SSDs use up between 2 and 5 watts.
HDD drives are infamous for getting loud; they’re liable to getting too hot and in case there are several hard drives in a single hosting server, you have to have one more a / c device only for them.
In general, HDDs use up somewhere between 6 and 15 watts.
5. CPU Power
SSD drives provide for speedier data access speeds, which generally, in turn, permit the processor to finish file requests considerably faster and afterwards to go back to other tasks.
The standard I/O wait for SSD drives is simply 1%.
When compared with SSDs, HDDs allow for slower file accessibility speeds. The CPU will need to wait for the HDD to come back the demanded data, scheduling its assets meanwhile.
The regular I/O delay for HDD drives is about 7%.
6.Input/Output Request Times
The vast majority of our completely new servers are now using only SSD drives. Each of our tests have established that by using an SSD, the normal service time for an I/O request whilst operating a backup remains below 20 ms.
In contrast to SSD drives, HDDs offer much slower service rates for input/output queries. During a web server backup, the regular service time for any I/O call ranges somewhere between 400 and 500 ms.
7. Backup Rates
One more real–life development is the rate at which the back up was created. With SSDs, a web server data backup now will take only 6 hours using Space City Net Solutions’s server–designed software.
In contrast, with a web server with HDD drives, a comparable data backup takes 3 to 4 times as long to complete. An entire backup of any HDD–driven web server usually takes 20 to 24 hours.
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