Dennis Berger

I'd like to note that I receive the same error message when backing up from my linux (debian jessie) systems to hetzner backup space. Is there a workaround yet?

~~@fd0 btw. It aborts exactly at the same position over and over again. You cannot continue.~~ I aborts quite early, so it never finishes my backup, but it's not the...

ssh loglevel DEBUG3. https://0bin.link/paste/66DtwHnN#NEDc92vKhiQANv2ESS5WJTYOcWNGe0jQe+yHpWu1Buh

of cause [config.log](https://github.com/zrlio/urdma/files/2498273/config.log)

thanks I can confirm that PR #51 fixed the build, but PR #53 was also necessary as I'm running 4.18.

Just as a side note, we are not using transient cores at all. It's just about the lock contention when working with normal cores. Many thanks for providing the benchmark,...

Basically the changes around the Handler are needed to get the read write locking correct. It's an all or nothing change. Even the smallest mistake could lead to a deadlock...

Hi @stillalex, I've changed your proposed benchmark a little bit. See [main](https://github.com/apache/solr/compare/main...tboeghk:solr:main-bench?expand=1) and [PR1155](https://github.com/tboeghk/solr/compare/main...tboeghk:solr:issues/solrcores-finer-locking-bench?expand=1). Main points are: 1. I think you actually need to do something while holding the lock...

> @debe thank you for taking a look! > > First off, mockito is troublesome. we can take it out completely if there is a way to setup solr without...

Should we change the overflow cache to a Map in the mean time, to get this PR going? what do you think? chers, -dennis