Friday, March 18, 2011

Lifespan of SSD: SSD tested other 7

In our articles on the life of the SSD, we focus on a specific model that we use. But on the other SSD used in the writing, what is usury? We regularly use two SSDs, the first device used for storing music, video and photos, so with little paperwork. It was installed to replace the SSD with 128 GB which is being tested, so it has been operating for about 3 months.

Wear, in view of its use, is logically quite low: it is an average of 18 cycles. The secondary disk system in a personal computer, used about 5 hours a day. The operating system does not support the TRIM and DSS has been operating for about 6 months. The average wear is 277 cycles. As shown, the write amplification is high enough on models based Indilinx used "normal", although it is quite small sequential write.


Once our SSD test will no longer usable, we will conduct the same tests, but using the values used by manufacturers for resistance announced. Micron said that such entries are mixing 5% of files of 4 KB, 8 KB 5%, 10% of 16 kb, 10 kb of 32%, 35% to 64% and 35 kb to 128 kb. In practice, we use and testing of DSS for almost 4 years and we have not yet had the unpleasant surprise of having a DSS whose memory does not work.

If some of you have SSD-based controller Indilinx (Vertex OCZ, G. Skill Falcon Crucial M225, etc..), What they wear? A commentary with wear - obtained via SSD Indilinx Status - the ability and age of SSD would be interesting.

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