hrt/derrandz

## Origin In a previous PR, we chose to make a [minimal change](https://github.com/celestiaorg/test-infra/pull/89#discussion_r1073645491) to support enabling and disabling peer discovery for validators, just to avoid impacting the code base due...

Benchmarking Light Clients: Define Non Functional Requirements and Metrics for benchmarking scenarios

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# Overview For each benchmarking test plan, we want to document the expected behavior of the system under benchmark, and the metrics that should be tracked and measured for each...

The connection to the mail server has timed out : Timeout connecting to mail-exchanger

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I have a piece of code that tries to verify a list of emails, and all I get in response is: ``` The connection to the mail server has timed...

fix: remove duplicate listen addresses to avoid muxer panic

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Fixes this part of the issue: https://github.com/libp2p/go-libp2p/issues/3340#issuecomment-3103612088

BUG: Using transport reuse results in an extra listener on top of the original listener instead of replacing it

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When using quic reuse to use your own udp listener and transport to intercept raw quic connections, libp2p still creates its own quic transport and doesn't replace it with the...

BUG: segfault with using quicreuse.ListenQUIC

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#### Version: v0.42.1-0.20250702212416-7b7c3ed4ce0 #### Stack trace: ``` panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x28 pc=0x9abe95] goroutine 1 [running]: github.com/libp2p/go-libp2p/p2p/transport/quicreuse.(*refcountedTransport).Listen(0x13e6618?, 0x0?, 0xc000000001?)...

This PR introduces: 1. A new builder named kubevirt to build virtual machine images from docker images (_ContainerDisk_) 2. A new runner named cluster:kubevirt to run the virtual machines using...