Yes I am using oss: docker.elastic.co/elasticsearch/elasticsearch-oss:7.1.1.
I tried from Apps, Elasticsearch upgrade didnt work. Below is by upgrading workloads, Elasticsearch-client which failed as well.
In [sysctl] log: vm.max_map_count = 262144 (shows terminated)
in elastic search log: (shows notready)
7/18/2019 1:31:37 PM "at org.elasticsearch.cluster.ClusterStateObserver$ObserverClusterStateListener.onTimeout(ClusterStateObserver.java:249) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:37 PM "at org.elasticsearch.cluster.service.ClusterApplierService$NotifyTimeout.run(ClusterApplierService.java:555) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:37 PM "at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:681) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:37 PM "at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?]",
7/18/2019 1:31:37 PM "at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?]",
7/18/2019 1:31:37 PM "at java.lang.Thread.run(Thread.java:835) [?:?]"] }
7/18/2019 1:31:41 PM {"type": "server", "timestamp": "2019-07-18T17:31:41,405+0000", "level": "WARN", "component": "o.e.c.c.ClusterFormationFailureHelper", "cluster.name": "elasticsearch", "node.name": "elasticsearch-client-6d6ffbcc4c-4lt6d", "message": "master not discovered yet: have discovered ; discovery will continue using [10.42.2.10:9300, 10.42.0.13:9300, 10.42.1.23:9300] from hosts providers and [{elasticsearch-client-6d6ffbcc4c-4lt6d}{IBxQXRF5QIqCFi7ftdU9Qg}{OHXriPA5RD6YE0rV6tUXIg}{10.42.1.86}{10.42.1.86:9300}] from last-known cluster state; node term 0, last-accepted version 0 in term 0" }
7/18/2019 1:31:47 PM {"type": "server", "timestamp": "2019-07-18T17:31:47,299+0000", "level": "DEBUG", "component": "o.e.a.a.c.h.TransportClusterHealthAction", "cluster.name": "elasticsearch", "node.name": "elasticsearch-client-6d6ffbcc4c-4lt6d", "message": "no known master node, scheduling a retry" }
7/18/2019 1:31:47 PM {"type": "server", "timestamp": "2019-07-18T17:31:47,299+0000", "level": "DEBUG", "component": "o.e.a.a.c.h.TransportClusterHealthAction", "cluster.name": "elasticsearch", "node.name": "elasticsearch-client-6d6ffbcc4c-4lt6d", "message": "timed out while retrying [cluster:monitor/health] after failure (timeout [30s])" }
7/18/2019 1:31:47 PM {"type": "server", "timestamp": "2019-07-18T17:31:47,300+0000", "level": "WARN", "component": "r.suppressed", "cluster.name": "elasticsearch", "node.name": "elasticsearch-client-6d6ffbcc4c-4lt6d", "message": "path: /_cluster/health, params: {}" ,
7/18/2019 1:31:47 PM "stacktrace": ["org.elasticsearch.discovery.MasterNotDiscoveredException: null",
7/18/2019 1:31:47 PM "at org.elasticsearch.action.support.master.TransportMasterNodeAction$AsyncSingleAction$4.onTimeout(TransportMasterNodeAction.java:259) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:47 PM "at org.elasticsearch.cluster.ClusterStateObserver$ContextPreservingListener.onTimeout(ClusterStateObserver.java:322) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:47 PM "at org.elasticsearch.cluster.ClusterStateObserver$ObserverClusterStateListener.onTimeout(ClusterStateObserver.java:249) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:47 PM "at org.elasticsearch.cluster.service.ClusterApplierService$NotifyTimeout.run(ClusterApplierService.java:555) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:47 PM "at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:681) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:47 PM "at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?]",
7/18/2019 1:31:47 PM "at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?]",
7/18/2019 1:31:47 PM "at java.lang.Thread.run(Thread.java:835) [?:?]"] }
7/18/2019 1:31:51 PM {"type": "server", "timestamp": "2019-07-18T17:31:51,405+0000", "level": "WARN", "component": "o.e.c.c.ClusterFormationFailureHelper", "cluster.name": "elasticsearch", "node.name": "elasticsearch-client-6d6ffbcc4c-4lt6d", "message": "master not discovered yet: have discovered ; discovery will continue using [10.42.2.10:9300, 10.42.0.13:9300, 10.42.1.23:9300] from hosts providers and [{elasticsearch-client-6d6ffbcc4c-4lt6d}{IBxQXRF5QIqCFi7ftdU9Qg}{OHXriPA5RD6YE0rV6tUXIg}{10.42.1.86}{10.42.1.86:9300}] from last-known cluster state; node term 0, last-accepted version 0 in term 0" }
7/18/2019 1:31:57 PM {"type": "server", "timestamp": "2019-07-18T17:31:57,299+0000", "level": "DEBUG", "component": "o.e.a.a.c.h.TransportClusterHealthAction", "cluster.name": "elasticsearch", "node.name": "elasticsearch-client-6d6ffbcc4c-4lt6d", "message": "no known master node, scheduling a retry" }
7/18/2019 1:31:57 PM {"type": "server", "timestamp": "2019-07-18T17:31:57,302+0000", "level": "DEBUG", "component": "o.e.a.a.c.h.TransportClusterHealthAction", "cluster.name": "elasticsearch", "node.name": "elasticsearch-client-6d6ffbcc4c-4lt6d", "message": "timed out while retrying [cluster:monitor/health] after failure (timeout [30s])" }
7/18/2019 1:31:57 PM {"type": "server", "timestamp": "2019-07-18T17:31:57,302+0000", "level": "WARN", "component": "r.suppressed", "cluster.name": "elasticsearch", "node.name": "elasticsearch-client-6d6ffbcc4c-4lt6d", "message": "path: /_cluster/health, params: {}" ,
7/18/2019 1:31:57 PM "stacktrace": ["org.elasticsearch.discovery.MasterNotDiscoveredException: null",
7/18/2019 1:31:57 PM "at org.elasticsearch.action.support.master.TransportMasterNodeAction$AsyncSingleAction$4.onTimeout(TransportMasterNodeAction.java:259) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:57 PM "at org.elasticsearch.cluster.ClusterStateObserver$ContextPreservingListener.onTimeout(ClusterStateObserver.java:322) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:57 PM "at org.elasticsearch.cluster.ClusterStateObserver$ObserverClusterStateListener.onTimeout(ClusterStateObserver.java:249) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:57 PM "at org.elasticsearch.cluster.service.ClusterApplierService$NotifyTimeout.run(ClusterApplierService.java:555) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:57 PM "at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:681) [elasticsearch-7.1.1.jar:7.1.1]",
7/18/2019 1:31:57 PM "at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?]",
7/18/2019 1:31:57 PM "at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?]",
7/18/2019 1:31:57 PM "at java.lang.Thread.run(Thread.java:835) [?:?]"] }