Quills@sh.itjust.works to Asklemmy@lemmy.mlEnglish · edit-21 year agoIs using a swap partition (on linux) bad for an SSD's lifetime?message-squaremessage-square24fedilinkarrow-up147arrow-down11file-text
arrow-up146arrow-down1message-squareIs using a swap partition (on linux) bad for an SSD's lifetime?Quills@sh.itjust.works to Asklemmy@lemmy.mlEnglish · edit-21 year agomessage-square24fedilinkfile-text
minus-squareemptyother@programming.devlinkfedilinkarrow-up6·1 year agoI did calculate it once on an older samsung drive. If you write multiple terabytes every day, you will cross samsungs estimated lifetime in 3 years. I have no idea how much data a swap partition move per day but it can’t be near that much?
minus-squarekev@lemmy.kevhomeit.tradelinkfedilinkarrow-up3arrow-down1·1 year agoBut the swap partition is only used when you run out of ram right? If I have enough ram I should not worry about that.
minus-squareWyrryellinkfedilinkarrow-up10·1 year agoNo, it’s used much more often. How often is determined by a value called swapiness.
minus-squarejet@hackertalks.comlinkfedilinkEnglisharrow-up7·1 year ago100% this. An aggressive memory manager could preemptively write everything from memory to swap even though it’s still in memory, in case it has to evict it quickly.
I did calculate it once on an older samsung drive. If you write multiple terabytes every day, you will cross samsungs estimated lifetime in 3 years.
I have no idea how much data a swap partition move per day but it can’t be near that much?
But the swap partition is only used when you run out of ram right? If I have enough ram I should not worry about that.
No, it’s used much more often. How often is determined by a value called swapiness.
100% this. An aggressive memory manager could preemptively write everything from memory to swap even though it’s still in memory, in case it has to evict it quickly.