How to Install MapR 5.2 on Redhat 7.2

#Setting the java   [root@localhost ~]# mv jdk-8u101-linux-x64.tar.gz /opt [root@localhost opt]# tar zxvf jdk-8u101-linux-x64.tar.gz [root@localhost opt]# alternatives –install jdk1.8.0_101 jdk1.8.0_101/bin/javac 2 [root@localhost opt]# alternatives –install /usr/bin/java java /opt/jdk1.8.0_101/bin/java 2   [root@localhost opt]# alternatives –config java There are 3 programs which provide ‘java’. Selection    Command ———————————————– 1           /usr/lib/jvm/java-1.7.0-openjdk-1.7.0.91-2.6.2.3.el7.x86_64/jre/bin/java *  2           /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.65-3.b17.el7.x86_64/jre/bin/java + 3           /opt/jdk1.8.0_101/bin/java Enter to […]

Increase Solaris 11 Swap

Increase swap size on Solaris 11 without rebooting. Check the default swap list # swap -l swapfile             dev    swaplo   blocks     free /dev/zvol/dsk/rpool/swap 124,2         8  2097144  2097144 Check the rpool swap size # zfs get volsize rpool/swap NAME        PROPERTY  VALUE    SOURCE rpool/swap  volsize   1G       local Delete the default swap # swap -d /dev/zvol/dsk/rpool/swap Check the swaplist […]