Re: Memory and caches

2023-11-28 Thread Sébastien Rebecchi
Hello Bowen, Jon, Thank you for your answers. I will continue investigating following your advice, currently there is no performance issue, and we have good HW etc, so probably no need to optimize caches. Have a good day, Sébastien. Le lun. 27 nov. 2023 à 20:00, Jon Haddad a écrit : > I haven

Re: Memory and caches

2023-11-27 Thread Jon Haddad
I haven't found chunk cache to be particularly useful. It's a fairly small cache that could only help when you're dealing with a small hot dataset. I wouldn't bother increasing memory for it. Key cache can be helpful, but it depends on the workload. I generally recommend optimizing for your

Re: Memory and caches

2023-11-27 Thread Bowen Song via user
Hi Sebastien, What's your goal? Improving cache hit rate purely for the sake of having a higher hit rate is rarely a good goal, because higher cache hit rate doesn't always mean faster operations. Do you have specific issues with performance? If so, can you please tell us more about it? Thi