I’m sorry to hear that @gmuxx, both for your mental health and the end of your witness contribution.

Have you considered applying for @jerrybanfield @budget project?
https://steemit.com/witness-category/@jerrybanfield/100-steem-for-witnesses-below-rank-80

Also, if you have a low latency SSD you could set a SHM size of 48GB and it will swap a bit. Alternatively you could zram for memory compression. None of those are ideal for a witness node but might help coping a little bit more to see how it goes.

@gtg in this post tells you how to test your disk to see if
It can handle the traffic
https://steemit.com/steem-pressure/@gtg/steem-pressure-2-toys-for-boys-and-girls

zram on a witness node:

• https://steemit.com/thapa/@manishchhetri/zram-and-zswap-the-full-rundown-samrg472-59-in-witness-category
• https://steemit.com/witness-category/@deltik/make-your-steem-server-last-longer-with-memory-compression