[2020-12-07T09:20:21,267][WARN ][o.e.c.r.a.DiskThresholdMonitor] [master-3] flood stage disk watermark [20gb] exceeded on [hcPCtDaERsWlwXUdl5vmiw][data-11][/var/lib/elasticsearch/nodes/0] free: 2.3gb[48.3%], all indices on this node will be marked read-only
[2020-12-07T09:20:26,442][ERROR][o.e.x.m.c.i.IndexStatsCollector] [master-3] collector [index-stats] timed out when collecting data
[2020-12-07T09:20:51,281][WARN ][o.e.c.r.a.DiskThresholdMonitor] [master-3] flood stage disk watermark [20gb] exceeded on [hcPCtDaERsWlwXUdl5vmiw][data-11][/var/lib/elasticsearch/nodes/0] free: 2.3gb[48.3%], all indices on this node will be marked read-only
[2020-12-07T09:21:22,241][WARN ][o.e.c.r.a.DiskThresholdMonitor] [master-3] flood stage disk watermark [20gb] exceeded on [hcPCtDaERsWlwXUdl5vmiw][data-11][/var/lib/elasticsearch/nodes/0] free: 2.3gb[48.3%], all indices on this node will be marked read-only
[2020-12-07T09:21:53,060][WARN ][o.e.c.r.a.DiskThresholdMonitor] [master-3] flood stage disk watermark [20gb] exceeded on [hcPCtDaERsWlwXUdl5vmiw][data-11][/var/lib/elasticsearch/nodes/0] free: 2.3gb[48.3%], all indices on this node will be marked read-only
[2020-12-07T09:22:24,672][WARN ][o.e.c.r.a.DiskThresholdMonitor] [master-3] flood stage disk watermark [20gb] exceeded on [hcPCtDaERsWlwXUdl5vmiw][data-11][/var/lib/elasticsearch/nodes/0] free: 2.3gb[48.3%], all indices on this node will be marked read-only
[2020-12-07T09:22:47,189][WARN ][o.e.t.TransportService ] [master-3] Received response for a request that has timed out, sent [12807ms] ago, timed out [2802ms] ago, action [internal:coordination/fault_detection/follower_check], node [{data-1}{_BUmAFaYTGi-6aaYnPlqvw}{R8bdK4JlRVK7CpqNOk4Qeg}{192.168.3.68}{192.168.3.68:9300}{dil}{ml.machine_memory=270073581568, ml.max_open_jobs=20, xpack.installed=true, disk_type=ssd}], id [331367427]
[2020-12-07T09:23:05,635][WARN ][o.e.t.TransportService ] [master-3] Received response for a request that has timed out, sent [17609ms] ago, timed out [7604ms] ago, action [internal:coordination/fault_detection/follower_check], node [{data-1}{_BUmAFaYTGi-6aaYnPlqvw}{R8bdK4JlRVK7CpqNOk4Qeg}{192.168.3.68}{192.168.3.68:9300}{dil}{ml.machine_memory=270073581568, ml.max_open_jobs=20, xpack.installed=true, disk_type=ssd}], id [331367651]
[2020-12-07T09:23:09,673][DEBUG][o.e.a.a.c.n.s.TransportNodesStatsAction] [master-3] failed to execute on node [_BUmAFaYTGi-6aaYnPlqvw]
org.elasticsearch.transport.ReceiveTimeoutTransportException: [data-1][192.168.3.68:9300][cluster:monitor/nodes/stats[n]] request_id [331367733] timed out after [15008ms]
at org.elasticsearch.transport.TransportService$TimeoutHandler.run(TransportService.java:1022) [elasticsearch-7.4.2.jar:7.4.2]
at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:703) [elasticsearch-7.4.2.jar:7.4.2]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?]
at java.lang.Thread.run(Thread.java:830) [?:?]
[2020-12-07T09:23:24,674][WARN ][o.e.c.InternalClusterInfoService] [master-3] Failed to update shard information for ClusterInfoUpdateJob within 15s timeout
[2020-12-07T09:23:24,675][WARN ][o.e.c.r.a.DiskThresholdMonitor] [master-3] flood stage disk watermark [20gb] exceeded on [hcPCtDaERsWlwXUdl5vmiw][data-11][/var/lib/elasticsearch/nodes/0] free: 2.3gb[48.3%], all indices on this node will be marked read-only
[2020-12-07T09:23:39,784][WARN ][o.e.t.TransportService ] [master-3] Received response for a request that has timed out, sent [22012ms] ago, timed out [12006ms] ago, action [internal:coordination/fault_detection/follower_check], node [{data-1}{_BUmAFaYTGi-6aaYnPlqvw}{R8bdK4JlRVK7CpqNOk4Qeg}{192.168.3.68}{192.168.3.68:9300}{dil}{ml.machine_memory=270073581568, ml.max_open_jobs=20, xpack.installed=true, disk_type=ssd}], id [331368118]
[2020-12-07T09:23:39,784][WARN ][o.e.t.TransportService ] [master-3] Received response for a request that has timed out, sent [11006ms] ago, timed out [1001ms] ago, action [internal:coordination/fault_detection/follower_check], node [{data-1}{_BUmAFaYTGi-6aaYnPlqvw}{R8bdK4JlRVK7CpqNOk4Qeg}{192.168.3.68}{192.168.3.68:9300}{dil}{ml.machine_memory=270073581568, ml.max_open_jobs=20, xpack.installed=true, disk_type=ssd}], id [331368274]
[2020-12-07T09:24:09,677][DEBUG][o.e.a.a.c.n.s.TransportNodesStatsAction] [master-3] failed to execute on node [_BUmAFaYTGi-6aaYnPlqvw]
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