Error while installing PT8.55 in RHEL7.2

Hi Team,

I am getting an error while installing People Tools 8.55 on RHEL 7.2 related to Insufficient temporary disk space. I tried giving a different path in .setup.sh . but still error is same.

Any help?

[dmo@<server> Disk1]$ ./setup.sh -tempdir
/opt/app/dmo -javahome /usr/java/jdk1.7.0_55/jre/bin/java

Setting temporary directory /tmp/IA.30093

Executing setup.linux LAX_VM
/usr/java/jdk1.7.0_55/jre/bin/java
-DCOMP_NAME=<server> -DPS_UMASK=0027

Preparing to install...

Extracting the JRE from the installer archive...

Unpacking the JRE...

Extracting the installation resources from the installer
archive...

Configuring the installer for this system's
environment...