Benchmarking Ubuntu 18.04 On Windows Subsystem for Linux: WSL Leading Bare Linux In More Tests

Written by Michael Larabel in Operating Systems on 18 May 2018 at 03:00 PM EDT. Page 3 of 6. 10 Comments.
Ubuntu 18.04 WSL Core i9 7980XE
Ubuntu 18.04 WSL Core i9 7980XE

But when moving to the CPU-focused workloads, we see the Windows 10 WSL continuing to offer performance on-par with the bare metal Ubuntu 18.04 installation.

Ubuntu 18.04 WSL Core i9 7980XE

In some workloads WSL still takes a noticeable hit, but for the most part the non-I/O performance of Windows 10 WSL continues to be very competitive.

Ubuntu 18.04 WSL Core i9 7980XE

The HTTP performance with the Go benchmark shows WSL running slower here.

Ubuntu 18.04 WSL Core i9 7980XE
Ubuntu 18.04 WSL Core i9 7980XE
Ubuntu 18.04 WSL Core i9 7980XE

Some of the other Golang benchmarks also show some slowdowns.

Ubuntu 18.04 WSL Core i9 7980XE

The Java Gradle build test was also slower on WSL due to the I/O overhead.

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