0
votes
1answer
88 views

SWAP reducing SSD write speed?

My SolusVM graphs have been showing 8Gb Swap usage even though the RAM is never over 50% used. Is it possible that virtual machines going into swap will reduce the IO of the SSD?
7
votes
1answer
408 views

Background discard on swap partitions on Linux + SSD

Problem I want to enable background TRIM operations on a swap partition within a SSD disk on Linux. According to several articles, e.g. this one, the kernel detects this configuration and ...
4
votes
1answer
93 views

Is it sensible to use SLC swap as a RAM substitute on a VM host?

I have a few oldish servers running virtual machines but they are limited to 16GB RAM and that limits the number of VMs I can run and the options for RDS. I've added a RAID1 array of two Intel 311s: ...
0
votes
3answers
3k views

How does putting swap space on an SSD affect performance?

This is more of a generic question I'm interested in, rather than something I'm planning to use in production. If I got, saym a 40GB SSD drive and allocated the entire drive to be swap space leaving ...
10
votes
6answers
9k views

SSD for swap on Ubuntu server

Currently I am reading SSD reviews and I wonder how much exactly I will benefit if I move the 24 GB swap from 7200rpm HDD to SSD. Does anyone implemented swap space on SSD? Is this generally good ...
4
votes
5answers
1k views

SSDs as Linux swap for large virtual mem applications?

This question topically touched on this, but running on 64-bit Linux, I have a set of data caching JVMs as well as wanting a large web cache. Each cache today is configured to in gross fit in system ...