Commands

Check Health

curl http://172.17.0.2:9200/_cluster/health?pretty

Set Replicas Num

curl -X PUT "http://172.17.0.2:9200/_all/_settings" \
     -H "Content-Type: application/json" \
     -d '{
           "number_of_replicas": 0
         }'

Enabled Performance Analyzer

curl -XPOST localhost:9200/_plugins/_performanceanalyzer/cluster/config -H 'Content-Type: application/json' -d '{"enabled": true}'

{
  "currentPerformanceAnalyzerClusterState": 1,
  "shardsPerCollection": 0,
  "collectorsSetting": 0,
  "batchMetricsRetentionPeriodMinutes": 7
}

Sucks

# 确保配置目录存在
mkdir -p /usr/share/opensearch/config/opensearch-performance-analyzer

# 1. 创建性能分析器配置文件，并强制设置绑定为 0.0.0.0
echo "webservice-bind-host = 0.0.0.0" > /usr/share/opensearch/config/opensearch-performance-analyzer/performance-analyzer.properties

# 2. 创建日志中提示缺失的元数据文件
touch /usr/share/opensearch/config/opensearch-performance-analyzer/plugin-stats-metadata

# 3. 检查并确保 /dev/shm/performanceanalyzer/ 存在
mkdir -p /dev/shm/performanceanalyzer/

chown -R opensearch:opensearch /usr/share/opensearch/config/opensearch-performance-analyzer
chown -R opensearch:opensearch /dev/shm/performanceanalyzer