Re: [Dorset] Filesystem in a LUKS volume unmounts randomly on Raspberry Pi

2020-09-17 Thread Hamish McIntyre-Bhatty
On 12/09/2020 14:07, Ralph Corderoy wrote: > Hi Hamish, > >> Any thoughts about diagnosing storage unmounting with no explanation >> is dmesg? This seems rather strange to me. I'm using a powered hub >> too now, in case I forgot to mention. Other volumes on the same >> external disk stay

Re: [Dorset] Very high memory usage (ignoring cache) after being powered on for days

2020-09-17 Thread Ralph Corderoy
Hello Hamish, > I'll figure it out eventually perf(1)'s ‘kmem’ lets one record slab allocations, amongst over things. It should be possible to wait until your thirty-second loop shows the Sunreclaim steadily growing and the record the allocation across the whole system, say for ten seconds, and