I am have below error after configuring "elasticsearch.yml" file. Version 7.7.1
I have deleted the node file from data directory yet still encountering same error
this is below logs.kindly advice
[elastic@elk1 elasticsearch] ./bin/elasticsearch
[2020-06-21T07:45:32,025][INFO ][o.e.e.NodeEnvironment ] [elk1] using [1] data paths, mounts [[/ (rootfs)]], net usable_space [19.9gb], net total_space [27.6gb], types [rootfs]
[2020-06-21T07:45:32,030][INFO ][o.e.e.NodeEnvironment ] [elk1] heap size [1gb], compressed ordinary object pointers [true]
[2020-06-21T07:45:32,223][INFO ][o.e.n.Node ] [elk1] node name [elk1], node ID [IVVthYClTICI1gCbVOgQuw], cluster name [elasticsearch]
[2020-06-21T07:45:32,226][INFO ][o.e.n.Node ] [elk1] version[7.7.1], pid[12179], build[default/tar/ad56dce891c901a492bb1ee393f12dfff473a423/2020-05-28T16:30:01.040088Z], OS[Linux/3.10.0-957.el7.x86_64/amd64], JVM[AdoptOpenJDK/OpenJDK 64-Bit Server VM/14.0.1/14.0.1+7]
[2020-06-21T07:45:32,226][INFO ][o.e.n.Node ] [elk1] JVM home [/home/elastic/elasticsearch/jdk]
[2020-06-21T07:45:32,227][INFO ][o.e.n.Node ] [elk1] JVM arguments [-Xshare:auto, -Des.networkaddress.cache.ttl=60, -Des.networkaddress.cache.negative.ttl=10, -XX:+AlwaysPreTouch, -Xss1m, -Djava.awt.headless=true, -Dfile.encoding=UTF-8, -Djna.nosys=true, -XX:-OmitStackTraceInFastThrow, -XX:+ShowCodeDetailsInExceptionMessages, -Dio.netty.noUnsafe=true, -Dio.netty.noKeySetOptimization=true, -Dio.netty.recycler.maxCapacityPerThread=0, -Dio.netty.allocator.numDirectArenas=0, -Dlog4j.shutdownHookEnabled=false, -Dlog4j2.disable.jmx=true, -Djava.locale.providers=SPI,COMPAT, -Xms1g, -Xmx1g, -XX:+UseG1GC, -XX:G1ReservePercent=25, -XX:InitiatingHeapOccupancyPercent=30, -Djava.io.tmpdir=/tmp/elasticsearch-1864090304837260103, -XX:+HeapDumpOnOutOfMemoryError, -XX:HeapDumpPath=data, -XX:ErrorFile=logs/hs_err_pid%p.log, -Xlog:gc*,gc+age=trace,safepoint:file=logs/gc.log:utctime,pid,tags:filecount=32,filesize=64m, -XX:MaxDirectMemorySize=536870912, -Des.path.home=/home/elastic/elasticsearch, -Des.path.conf=/home/elastic/elasticsearch/config, -Des.distribution.flavor=default, -Des.distribution.type=tar, -Des.bundled_jdk=true]
^C[elastic@elk1 elasticsearch] velasticsearch/h/config/elasticsearch.yml
[elastic@elk1 elasticsearch] cd
[elastic@elk1 ~] vi elasticsearch/config/elasticsearch.yml
[elastic@elk1 ~]
[elastic@elk1 ~]
[elastic@elk1 ~]
[elastic@elk1 ~]
[elastic@elk1 ~]
[elastic@elk1 ~] cd elasticsearch/
[elastic@elk1 elasticsearch]$ ./bin/elasticsearch
[2020-06-21T07:50:32,641][INFO ][o.e.e.NodeEnvironment ] [elk1] using [1] data paths, mounts [[/ (rootfs)]], net usable_space [19.9gb], net total_space [27.6gb], types [rootfs]
[2020-06-21T07:50:32,645][INFO ][o.e.e.NodeEnvironment ] [elk1] heap size [1gb], compressed ordinary object pointers [true]
[2020-06-21T07:50:32,808][INFO ][o.e.n.Node ] [elk1] node name [elk1], node ID [IVVthYClTICI1gCbVOgQuw], cluster name [elasticsearch]
[2020-06-21T07:50:32,811][INFO ][o.e.n.Node ] [elk1] version[7.7.1], pid[12519], build[default/tar/ad56dce891c901a492bb1ee393f12dfff473a423/2020-05-28T16:30:01.040088Z], OS[Linux/3.10.0-957.el7.x86_64/amd64], JVM[AdoptOpenJDK/OpenJDK 64-Bit Server VM/14.0.1/14.0.1+7]
[2020-06-21T07:50:32,812][INFO ][o.e.n.Node ] [elk1] JVM home [/home/elastic/elasticsearch/jdk]
[2020-06-21T07:50:32,812][INFO ][o.e.n.Node ] [elk1] JVM arguments [-Xshare:auto, -Des.networkaddress.cache.ttl=60, -Des.networkaddress.cache.negative.ttl=10, -XX:+AlwaysPreTouch, -Xss1m, -Djava.awt.headless=true, -Dfile.encoding=UTF-8, -Djna.nosys=true, -XX:-OmitStackTraceInFastThrow, -XX:+ShowCodeDetailsInExceptionMessages, -Dio.netty.noUnsafe=true, -Dio.netty.noKeySetOptimization=true, -Dio.netty.recycler.maxCapacityPerThread=0, -Dio.netty.allocator.numDirectArenas=0, -Dlog4j.shutdownHookEnabled=false, -Dlog4j2.disable.jmx=true, -Djava.locale.providers=SPI,COMPAT, -Xms1g, -Xmx1g, -XX:+UseG1GC, -XX:G1ReservePercent=25, -XX:InitiatingHeapOccupancyPercent=30, -Djava.io.tmpdir=/tmp/elasticsearch-2379104712841503597, -XX:+HeapDumpOnOutOfMemoryError, -XX:HeapDumpPath=data, -XX:ErrorFile=logs/hs_err_pid%p.log, -Xlog:gc*,gc+age=trace,safepoint:file=logs/gc.log:utctime,pid,tags:filecount=32,filesize=64m, -XX:MaxDirectMemorySize=536870912, -Des.path.home=/home/elastic/elasticsearch, -Des.path.conf=/home/elastic/elasticsearch/config, -Des.distribution.flavor=default, -Des.distribution.type=tar, -Des.bundled_jdk=true]
[2020-06-21T07:50:34,958][INFO ][o.e.p.PluginsService ] [elk1] loaded module [aggs-matrix-stats]
[2020-06-21T07:50:34,958][INFO ][o.e.p.PluginsService ] [elk1] loaded module [analysis-common]
[2020-06-21T07:50:34,958][INFO ][o.e.p.PluginsService ] [elk1] loaded module [constant-keyword]
[2020-06-21T07:50:34,959][INFO ][o.e.p.PluginsService ] [elk1] loaded module [flattened]
[2020-06-21T07:50:34,959][INFO ][o.e.p.PluginsService ] [elk1] loaded module [frozen-indices]
[2020-06-21T07:50:34,959][INFO ][o.e.p.PluginsService ] [elk1] loaded module [ingest-common]
[2020-06-21T07:50:34,959][INFO ][o.e.p.PluginsService ] [elk1] loaded module [ingest-geoip]
[2020-06-21T07:50:34,960][INFO ][o.e.p.PluginsService ] [elk1] loaded module [ingest-user-agent]
[2020-06-21T07:50:34,960][INFO ][o.e.p.PluginsService ] [elk1] loaded module [lang-expression]
[2020-06-21T07:50:34,961][INFO ][o.e.p.PluginsService ] [elk1] loaded module [lang-mustache]
[2020-06-21T07:50:34,961][INFO ][o.e.p.PluginsService ] [elk1] loaded module [lang-painless]
[2020-06-21T07:50:34,961][INFO ][o.e.p.PluginsService ] [elk1] loaded module [mapper-extras]
[2020-06-21T07:50:34,961][INFO ][o.e.p.PluginsService ] [elk1] loaded module [parent-join]
[2020-06-21T07:50:34,962][INFO ][o.e.p.PluginsService ] [elk1] loaded module [percolator]
[2020-06-21T07:50:34,962][INFO ][o.e.p.PluginsService ] [elk1] loaded module [rank-eval]
[2020-06-21T07:50:34,962][INFO ][o.e.p.PluginsService ] [elk1] loaded module [reindex]
[2020-06-21T07:50:34,963][INFO ][o.e.p.PluginsService ] [elk1] loaded module [repository-url]
[2020-06-21T07:50:34,963][INFO ][o.e.p.PluginsService ] [elk1] loaded module [search-business-rules]
[2020-06-21T07:50:34,963][INFO ][o.e.p.PluginsService ] [elk1] loaded module [spatial]
[2020-06-21T07:50:34,963][INFO ][o.e.p.PluginsService ] [elk1] loaded module [tasks]
[2020-06-21T07:50:34,964][INFO ][o.e.p.PluginsService ] [elk1] loaded module [transform]
[2020-06-21T07:50:34,964][INFO ][o.e.p.PluginsService ] [elk1] loaded module [transport-netty4]
[2020-06-21T07:50:34,964][INFO ][o.e.p.PluginsService ] [elk1] loaded module [vectors]
[2020-06-21T07:50:34,964][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-analytics]
[2020-06-21T07:50:34,965][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-async-search]
[2020-06-21T07:50:34,965][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-autoscaling]
[2020-06-21T07:50:34,965][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-ccr]
[2020-06-21T07:50:34,966][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-core]
[2020-06-21T07:50:34,966][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-deprecation]
[2020-06-21T07:50:34,966][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-enrich]
[2020-06-21T07:50:34,966][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-eql]
[2020-06-21T07:50:34,967][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-graph]
[2020-06-21T07:50:34,967][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-identity-provider]
[2020-06-21T07:50:34,967][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-ilm]
[2020-06-21T07:50:34,968][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-logstash]
[2020-06-21T07:50:34,968][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-ml]
[2020-06-21T07:50:34,968][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-monitoring]
[2020-06-21T07:50:34,968][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-ql]
[2020-06-21T07:50:34,968][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-rollup]
[2020-06-21T07:50:34,969][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-security]
[2020-06-21T07:50:34,969][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-sql]
[2020-06-21T07:50:34,969][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-voting-only-node]
[2020-06-21T07:50:34,969][INFO ][o.e.p.PluginsService ] [elk1] loaded module [x-pack-watcher]
[2020-06-21T07:50:34,970][INFO ][o.e.p.PluginsService ] [elk1] no plugins loaded
[2020-06-21T07:50:39,435][INFO ][o.e.x.s.a.s.FileRolesStore] [elk1] parsed [0] roles from file [/home/elastic/elasticsearch/config/roles.yml]
[2020-06-21T07:50:40,002][INFO ][o.e.x.m.p.l.CppLogMessageHandler] [elk1] [controller/12713] [Main.cc@110] controller (64 bit): Version 7.7.1 (Build e5ebdcb44d66cd) Copyright (c) 2020 Elasticsearch BV
[2020-06-21T07:50:40,830][INFO ][o.e.d.DiscoveryModule ] [elk1] using discovery type [zen] and seed hosts providers [settings]
[2020-06-21T07:50:41,901][INFO ][o.e.n.Node ] [elk1] initialized
[2020-06-21T07:50:41,902][INFO ][o.e.n.Node ] [elk1] starting ...
[2020-06-21T07:50:42,071][INFO ][o.e.t.TransportService ] [elk1] publish_address {192.168.17.164:9300}, bound_addresses {192.168.17.164:9300}
[2020-06-21T07:50:42,412][INFO ][o.e.b.BootstrapChecks ] [elk1] bound or publishing to a non-loopback address, enforcing bootstrap checks
ERROR: [1] bootstrap checks failed
[1]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
ERROR: Elasticsearch did not exit normally - check the logs at /home/elastic/elasticsearch/logs/elasticsearch.log
[2020-06-21T07:50:42,463][INFO ][o.e.n.Node ] [elk1] stopping ...
[2020-06-21T07:50:42,488][INFO ][o.e.n.Node ] [elk1] stopped
[2020-06-21T07:50:42,489][INFO ][o.e.n.Node ] [elk1] closing ...
[2020-06-21T07:50:42,530][INFO ][o.e.n.Node ] [elk1] closed