Find Java installation on a rpm based Linux

rpm -qa |egrep 'jdk|java'

Search for Java package on rpm based Linux

 yum search java | egrep 'sun|oracle'

Update hold Java Package

 yum --exclude=java-1.7.0-oracle* update

find /opt/puppetlabs/server/data/puppetserver/reports -type f -name '*.yaml'-mtime +7-delete

Finde file between two dates

find $dir -size 6282c -newermt 2015-11-28! -newermt 2015-11-30>> /tmp/ausrufe1.txt