this post was submitted on 26 Apr 2025
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I use Ubuntu btw. Poweroff could use more write cycles on the SSD because it has to read everything at startup, but suspend has to keep supplying power to the RAM

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[–] DaPorkchop_@lemmy.ml 5 points 20 hours ago* (last edited 8 hours ago)

Just chiming in to point out that powering off and then starting back up won't cause any additional SSD wear, reading from flash memory doesn't use up write cycles* (because there is no writing going on!). In fact, regularly restarting could be slightly more friendly for your SSD, because the /tmp directory, old log files, etc. get deleted on startup, freeing up the storage blocks used by the deleted files so that the SSD can use them for its internal wear balancing.

*technically, flash memory reads do very slightly degrade the data being read, but this effect is absolutely negligible compared to other forms of passive bit rot in flash memory and is basically irrelevant unless you're intentionally trying to corrupt data using reads (which won't happen because the flash controller will fix it before it becomes corrupt to the point of being illegible)