Re: DataRegion not releasing memory back to OS

2022-12-23 Thread Greg Sylvain
Hi, I believe this is a function of the OS, not the application. In modern OS implementations (Linux variants, anyway), for performance reasons, once memory is allocated from the kernel, it is not returned to the kernel until the process exits. The performance hit of doing context switching to

Re: Issues with using deployment when deploying Ignite on K8S

2022-12-23 Thread Wen Bo (Bill) Li
Forgot to attach the link for the documentation: https://ignite.apache.org/docs/latest/installation/kubernetes/gke-deployment On Fri, Dec 23, 2022 at 1:43 AM Wen Bo (Bill) Li wrote: > Hi, > > I have encountered an issue in deploying Ignite on Kubernetes using the > deployment object. By

Re: DataRegion not releasing memory back to OS

2022-12-23 Thread Humphrey Lopez
Is there a way I can see how much of that claimed memory of Ignite is available when caches are cleared? Currently we are in production and there we see that the memory consumed by our pods are passing above 90%. But we are clearing caches and filling them with new data to do new calculations. I

Re: DataRegion not releasing memory back to OS

2022-12-23 Thread Ivan Daschinsky
Hi, but Ignite doesn't and never did release memory back to the OS, except only on deactivation or shutting down. пт, 23 дек. 2022 г. в 10:46, Humphrey Lopez : > Hello, > > I've been doing some test with Ignite 2.14, creating one cache filling it > with data and then clearing back the cache,