I much appreciate if anyone can help me
Elastic search comes up and crashes and I get
curl: (7) Failed to connect to 127.0.0.1 port 9200: Connection refused
Status Looks OK:
elasticsearch.service - Elasticsearch
Loaded: loaded (/usr/lib/systemd/system/elasticsearch.service; enabled; vendor preset: enabled)
Active: active (running) since Wed 2019-06-12 12:47:10 PDT; 5s ago
Docs: http://www.elastic.co
Main PID: 20461 (java)
Tasks: 22 (limit: 19660)
Memory: 740.6M
CGroup: /system.slice/elasticsearch.service
└─20461 /usr/lib/jvm/java-9-openjdk-amd64/bin/java -Xms512m -Xms512m -XX:+UseConcMarkSweepGC -XX:CMSInitiatingOccupancyFraction=75 -XX:+UseCMSInitiatingOccupancyOnly -Des.networkaddress.cache.ttl=60 -Des.networkaddress.cache.negati
Jun 12 12:47:10 ubuntu-19 systemd[1]: Started Elasticsearch.
Jun 12 12:47:10 ubuntu-19 elasticsearch[20461]: OpenJDK 64-Bit Server VM warning: Option UseConcMarkSweepGC was deprecated in version 9.0 and will likely be removed in a future release.
Jun 12 12:47:11 ubuntu-19 elasticsearch[20461]: Exception in thread "main" 2019-06-12 12:47:11,489 main ERROR No Log4j 2 configuration file found. Using default configuration (logging only errors to the console), or user programmatically prov
I cannot decode the log, but that looks OK to me:
[2019-06-12T19:42:28.999+0000][20288][gc,heap,coops] Heap address: 0x000000055a800000, size: 9816 MB, Compressed Oops mode: Zero based, Oop shift amount: 3
[2019-06-12T19:42:29.074+0000][20288][safepoint ] Application time: 0.0014075 seconds
[2019-06-12T19:42:29.074+0000][20288][safepoint ] Total time for which application threads were stopped: 0.0000567 seconds, Stopping threads took: 0.0000164 seconds
[2019-06-12T19:42:29.188+0000][20288][safepoint ] Application time: 0.1139118 seconds
[2019-06-12T19:42:29.188+0000][20288][safepoint ] Total time for which application threads were stopped: 0.0000947 seconds, Stopping threads took: 0.0000191 seconds
[2019-06-12T19:42:29.216+0000][20288][safepoint ] Application time: 0.0270995 seconds
[2019-06-12T19:42:29.216+0000][20288][safepoint ] Total time for which application threads were stopped: 0.0001000 seconds, Stopping threads took: 0.0000344 seconds
[2019-06-12T19:42:29.231+0000][20288][safepoint ] Application time: 0.0148457 seconds
[2019-06-12T19:42:29.231+0000][20288][safepoint ] Total time for which application threads were stopped: 0.0000740 seconds, Stopping threads took: 0.0000156 seconds
[2019-06-12T19:42:29.523+0000][20288][safepoint ] Application time: 0.2924986 seconds
[2019-06-12T19:42:29.523+0000][20288][safepoint ] Total time for which application threads were stopped: 0.0001686 seconds, Stopping threads took: 0.0000191 seconds
[2019-06-12T19:42:30.524+0000][20288][safepoint ] Application time: 1.0008998 seconds
[2019-06-12T19:42:30.524+0000][20288][safepoint ] Total time for which application threads were stopped: 0.0000923 seconds, Stopping threads took: 0.0000258 seconds
[2019-06-12T19:42:33.101+0000][20288][safepoint ] Application time: 2.5767293 seconds
[2019-06-12T19:42:33.101+0000][20288][safepoint ] Total time for which application threads were stopped: 0.0001512 seconds, Stopping threads took: 0.0000309 seconds
[2019-06-12T19:42:44.689+0000][20288][gc,heap,exit ] Heap
[2019-06-12T19:42:44.689+0000][20288][gc,heap,exit ] par new generation total 460096K, used 73641K [0x000000055a800000, 0x0000000579b30000, 0x0000000579b30000)
[2019-06-12T19:42:44.689+0000][20288][gc,heap,exit ] eden space 409024K, 18% used [0x000000055a800000, 0x000000055efea458, 0x0000000573770000)
[2019-06-12T19:42:44.689+0000][20288][gc,heap,exit ] from space 51072K, 0% used [0x0000000573770000, 0x0000000573770000, 0x0000000576950000)
[2019-06-12T19:42:44.689+0000][20288][gc,heap,exit ] to space 51072K, 0% used [0x0000000576950000, 0x0000000576950000, 0x0000000579b30000)
[2019-06-12T19:42:44.689+0000][20288][gc,heap,exit ] concurrent mark-sweep generation total 13120K, used 0K [0x0000000579b30000, 0x000000057a800000, 0x00000007c0000000)
[2019-06-12T19:42:44.689+0000][20288][gc,heap,exit ] Metaspace used 16791K, capacity 17456K, committed 17664K, reserved 1064960K
[2019-06-12T19:42:44.689+0000][20288][gc,heap,exit ] class space used 1834K, capacity 2044K, committed 2048K, reserved 1048576K