Logs looks good. And service also started. But it is taking almost 5 hours to start logging and to enable port. Please find the below complete log.
bash-4.2$ cat /local/mnt/elastic/logs/rvasanth-es.log
[2018-10-09T05:09:36,947][INFO ][o.e.n.Node ] [rvasanth001.qualcomm.com] initializing ...
[2018-10-09T05:09:37,164][INFO ][o.e.e.NodeEnvironment ] [rvasanth001.qualcomm.com] using [1] data paths, mounts [[/local/mnt (/dev/mapper/vg00-lv_local_mnt)]], net usable_space [45.2gb], net total_space [51.2gb], spins? [possibly], types [ext4]
[2018-10-09T05:09:37,164][INFO ][o.e.e.NodeEnvironment ] [rvasanth001.qualcomm.com] heap size [1.9gb], compressed ordinary object pointers [true]
[2018-10-09T05:09:37,165][INFO ][o.e.n.Node ] [rvasanth001.qualcomm.com] node name [rvasanth001.qualcomm.com], node ID [RGvFeBqJRbWVQCKkHkIvYg]
[2018-10-09T05:09:37,166][INFO ][o.e.n.Node ] [rvasanth001.qualcomm.com] version[5.5.2], pid[4281], build[b2f0c09/2017-08-14T12:33:14.154Z], OS[Linux/3.10.0-862.11.6.el7.x86_64/amd64], JVM[Oracle Corporation/Java HotSpot(TM) 64-Bit Server VM/1.8.0_77/25.77-b03]
[2018-10-09T05:09:37,166][INFO ][o.e.n.Node ] [rvasanth001.qualcomm.com] JVM arguments [-Xms2g, -Xmx2g, -XX:+UseConcMarkSweepGC, -XX:CMSInitiatingOccupancyFraction=75, -XX:+UseCMSInitiatingOccupancyOnly, -XX:+AlwaysPreTouch, -Xss1m, -Djava.awt.headless=true, -Dfile.encoding=UTF-8, -Djna.nosys=true, -Djdk.io.permissionsUseCanonicalPath=true, -Dio.netty.noUnsafe=true, -Dio.netty.noKeySetOptimization=true, -Dio.netty.recycler.maxCapacityPerThread=0, -Dlog4j.shutdownHookEnabled=false, -Dlog4j2.disable.jmx=true, -Dlog4j.skipJansi=true, -XX:+HeapDumpOnOutOfMemoryError, -Des.path.home=/local/mnt/elastic/elasticsearch-5.5.2]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [aggs-matrix-stats]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [ingest-common]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [lang-expression]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [lang-groovy]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [lang-mustache]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [lang-painless]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [parent-join]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [percolator]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [reindex]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [transport-netty3]
[2018-10-09T05:09:38,037][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] loaded module [transport-netty4]
[2018-10-09T05:09:38,038][INFO ][o.e.p.PluginsService ] [rvasanth001.qualcomm.com] no plugins loaded
[2018-10-09T05:09:39,464][INFO ][o.e.d.DiscoveryModule ] [rvasanth001.qualcomm.com] using discovery type [zen]
[2018-10-09T05:09:40,032][INFO ][o.e.n.Node ] [rvasanth001.qualcomm.com] initialized
[2018-10-09T05:09:40,032][INFO ][o.e.n.Node ] [rvasanth001.qualcomm.com] starting ...
[2018-10-09T05:09:40,180][INFO ][o.e.t.TransportService ] [rvasanth001.qualcomm.com] publish_address {10.49.160.112:9300}, bound_addresses {10.49.160.112:9300}
[2018-10-09T05:09:40,190][INFO ][o.e.b.BootstrapChecks ] [rvasanth001.qualcomm.com] bound or publishing to a non-loopback or non-link-local address, enforcing bootstrap checks
[2018-10-09T05:09:43,237][INFO ][o.e.c.s.ClusterService ] [rvasanth001.qualcomm.com] new_master {rvasanth001.qualcomm.com}{RGvFeBqJRbWVQCKkHkIvYg}{btUYfuRiQJKQ9MUZbBPZVQ}{10.49.160.112}{10.49.160.112:9300}, reason: zen-disco-elected-as-master ([0] nodes joined)
[2018-10-09T05:09:43,254][INFO ][o.e.h.n.Netty4HttpServerTransport] [rvasanth001.qualcomm.com] publish_address {10.49.160.112:9200}, bound_addresses {10.49.160.112:9200}
[2018-10-09T05:09:43,254][INFO ][o.e.n.Node ] [rvasanth001.qualcomm.com] started
[2018-10-09T05:09:43,273][INFO ][o.e.g.GatewayService ] [rvasanth001.qualcomm.com] recovered [0] indices into cluster_state
[2018-10-09T05:15:24,403][INFO ][o.e.c.s.ClusterService ] [rvasanth001.qualcomm.com] added {{rvasanth001.qualcomm.com}{oh3jEGfaQdC4c43NMBPidA}{qcb5bMu3RsOUbYXY784qIw}{10.49.160.129}{10.49.160.129:9300},}, reason: zen-disco-node-join[{rvasanth001.qualcomm.com}{oh3jEGfaQdC4c43NMBPidA}{qcb5bMu3RsOUbYXY784qIw}{10.49.160.129}{10.49.160.129:9300}]
[2018-10-09T05:15:24,525][WARN ][o.e.d.z.ElectMasterService] [rvasanth001.qualcomm.com] value for setting "discovery.zen.minimum_master_nodes" is too low. This can result in data loss! Please set it to at least a quorum of master-eligible nodes (current value: [-1], total number of master-eligible nodes used for publishing in this round: [2])
[2018-10-09T05:19:45,186][INFO ][o.e.c.s.ClusterService ] [rvasanth001.qualcomm.com] added {{rvasanth001.qualcomm.com}{yFM4UkJGSAybOK1W43Bv3Q}{MGUG_6O8S0SXPkBZ6-oq5Q}{10.49.160.170}{10.49.160.170:9300},}, reason: zen-disco-node-join[{rvasanth001.qualcomm.com}{yFM4UkJGSAybOK1W43Bv3Q}{MGUG_6O8S0SXPkBZ6-oq5Q}{10.49.160.170}{10.49.160.170:9300}]
bash-4.2$