Jan 162022

I previously wrote about the issue of swap potentially breaking SSD [1]. My conclusion was that swap wouldn’t be a problem as no normally operating systems that I run had swap using any significant fraction of total disk writes. In that post the most writes I could see was 128GB written per day on a 120G Intel SSD (writing the entire device once a day).
My post about swap and SSD was based on the assumption that you could get many thousands of writes to the entire device which was incorrect. Here’s a background on the terminology from WD [2]. So in the case of the 120G Intel SSD I was doing over 1 DWPD (Drive Writes…

External feed Read More at the Source: https://etbe.coker.com.au/2022/01/16/ssd-endurance/


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