Go-sync-evaluation

A drop-in replacement package for "sync" to evaluate locks.

Installation

go get github.com/larspensjo/Go-sync-evaluation/evalsync

Usage instructions

To use this package, simply replace the usual sync package as below. Statistics will be collected for:

• RD del (Longest wait for a RLock)
• WR del (Longest wait for a Lock)
• RD op (slowest RLock/RUnlock period)
• WR op (slowest Lock/Unlock period)

There will also be information who was the reason for the delay.

import sync "github.com/larspensjo/Go-sync-evaluation/evalsync"

Return an array of strings with information
func Eval() []string

Enable the measurements with the flag -evalsync.v=1. Using level 2, extra information will be printed in the log.

Copyright and licensing

Distributed under GNU Lesser General Public License.