On Thu, Dec 29, 2022 at 02:04:24PM +0100, Landry Breuil wrote: > i can add a monit check to do the down/up dance when the aforementioned > patterns show up in var/log/messages, but i'd be curious in > investigating it. What system metric should be monitored via systat to > check for that 'buffer space' ?
You might want to look at the output of 'netstat -m'.