es启动报错：OpenJDK64-BitServerVMwarning:INFO:os::commit_memory(0x00000000c5330000,986513408,0)failed；原因：从报错来看是Notenoughspace，是es默认配置的内存较大，而本机内存较小导致的step1:查看空闲内存：free-hstep2:查看es配置的内存配置文件：cat/etc/elasticsearch/jvm.optionsstep3:修改上图jvm文件中的内存为合适大小step4：再次启动elasticsearchsystemctlstartelasticsearch