Crun: Fast and lightweight OCI runtime and C library for running containers

• youki

  36 5,797 9.7 Rust

  A container runtime written in Rust

  

I went looking for an answer to the obvious question, and there is indeed a Rust version. https://github.com/containers/youki#motivation has a nice comparison with both runc and crun.

• crun

  30 2,787 9.3 C

  A fast and lightweight fully featured OCI runtime and C library for running containers

  

Kubernetes needs an OCI runtime to run containers with. Crun is one implementation it can use.

Docker also appears to be able to use crun for it's engine as well. https://github.com/containers/crun/issues/37

• InfluxDB

  www.influxdata.com sponsored

  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

• runc

  32 11,428 9.3 Go

  CLI tool for spawning and running containers according to the OCI specification

  

being the main author of crun, I can clarify that statement: I am not a fan of Go _for this particular use case_.

Using C instead of Go avoided a bunch of the workarounds that exists in runc to workaround the Go runtime, e.g. https://github.com/opencontainers/runc/blob/main/libcontaine...

• ClickHouse

  208 34,153 10.0 C++

  ClickHouse® is a free analytics DBMS for big data

  

ClickHouse uses jemalloc as the only option: https://github.com/ClickHouse/ClickHouse/

We have contributed patches and bugfixes to jemalloc as well.

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