elasticsearch常見錯誤及解決方案
阿新 • • 發佈:2018-11-12
1.OpenJDK 64-Bit Server VM warning: If the number of processors is expected to increase from one, then you should configure the number of parallel GC threads appropriately using -XX:ParallelGCThreads=N
解決方案:
2.java.lang.RuntimeException: don't run elasticsearch as root
解決方案: 增加一個專用使用者
1). adduser es
2). passwd es
3).chown -R es:es [es目錄]
通過es賬戶啟動
3.max virtual memory areas vm.max_map_count [65530]is too low, increase to at least [262144]
解決方案:
修改/etc/sysctl.conf配置檔案,新增vm.max_map_count=262144,重啟或重新載入配置
4.max file descriptors [65535] for elasticsearchprocess is too low, increase to at least [65536]
解決方案:
修改/etc/security/limits.conf檔案,把所有的65535改到65536
5.外網訪問
解決方案: 修改elasticsearch.yml檔案 增加 network.host :0.0.0.0 ,外加防火牆開啟9200埠