Elasticsearch start is hanging without any output

Elastic Stack Elasticsearch
1

Elasticserach start is hanging without any output

Machine details:
uname -a
Linux 2.6.32-431.el6.x86_64 #1 SMP Sun Nov 10 22:19:54 EST 2013 x86_64 x86_64 x86_64 GNU/Linux

Elasticsearch Version:
elasticsearch-2.1.1

Java Version:
java -version
java version "1.8.0_66"
Java(TM) SE Runtime Environment (build 1.8.0_66-b17)
Java HotSpot(TM) 64-Bit Server VM (build 25.66-b17, mixed mode)

File system:
df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/vg00-lvol1 985M 309M 626M 34% /
tmpfs 3.9G 0 3.9G 0% /dev/shm
/dev/vda1 194M 48M 137M 26% /boot
/dev/mapper/vg00-lvol4 29G 1.6G 26G 6% /opt
/dev/mapper/vg00-lvol5 3.9G 115M 3.6G 4% /tmp
/dev/mapper/vg00-lvol3 15G 10G 3.8G 73% /usr
/dev/mapper/vg00-lvol6 3.9G 514M 3.2G 14% /var
/dev/mapper/vg00-lvol7 3.9G 119M 3.6G 4% /var/log
/dev/mapper/vg00-lvol8 3.9G 72M 3.6G 2% /var/tmp

Command Running:
sudo /etc/init.d/elasticsearch start
Starting elasticsearch:

Thanks,
Adarsha

2

Double check your elasticsearch.yml file.
Sometimes indentation could cause some issues.

3

Default template only, nothing changed