spanner-stats-collector

README

spanner-stats-collector

Google Cloud Spanner's query stats collector.

Usage

See releases that can be easy to use collect your query stats. Or you can use go get command.

go get github.com/sters/spanner-stats-collector

This application is cmd/collector/main.go that shows 1 miniute query stats to stdout with JSON format.

{"level":"info","ts":1581839172.210752,"caller":"stats/writer.go:22","msg":"","IntervalEnd":1581839100,"Text":"SELECT 1","TextTruncated":false,"TextFingerprint":0,"ExecutionCount":78,"AvgLatencySeconds":0.0005415128205128205,"AvgRows":1,"AvgBytes":8,"AvgRowsScanned":0,"AvgCPUSeconds":0.00002253846153846154}

With Docker

Simple example with your local credential.

Use this sters/spanner-stats-collector - Docker Hub

docker run \
  --rm
  -e PROJECT_ID="xxxxx" \
  -e INSTANCE_ID="xxxxx" \
  -e DATABASE_ID="xxxxx" \
  -e CREDENTIAL_FILE="/etc/google/application_default_credentials.json" \
  -v ~/.config/gcloud/:/etc/google/:ro \
  sters/spanner-stats-collector:latest

Customize to your application

You can find example at cmd/collector/main.go.

This package support only SPANNER_SYS.QUERY_STATS_TOP_* Tables, from This document.