Big Data

LVM Extend and Shrink Commands in RHEL

To shrink: df -h umount /dev/mapper/vg_blrws197-lv_home e2fsck -ff /dev/mapper/vg_blrws197-lv_home resize2fs /dev/mapper/vg_b...Read More

Trace System Calls

Anonymous 6:15 AM

You can trace the system call for any pid by the below command user@localhost:~$ sudo strace -p 12496 Read More

Eclipse Debug mode ClassNotfound Exception

Anonymous 12:05 AM

When you run a Java application in Run mode, it's working. But, if you run in debug mode you are getting "ClassNotfound Exception&...Read More

HyperV linux networking RHEL

Enable networking in RHEL 6 on Microsoft Hyper-V

Anonymous 11:30 PM

Goal: Enable networking in RHEL 6 on Microsoft Hyper-V After installing RHEL 6 in Hyper-v Open Hyper-V console and Right click on the ...Read More

Number of files in a folder

Anonymous 9:00 AM

To count the number of files in a particular folder(not recursive) in linux, ls -l |wc -l To count the number of files in a particular ...Read More

files linux TCP ubuntu UDP

TCP & UDP in Transport layer

Anonymous 8:57 AM

TCP - Transmission Control Protocol(reliable) 1. If suppose the data is corrupt or lost, TCP allows to resend it. 2. It ensures the deli...Read More

IPv6 ubuntu

Ubuntu 14.04 Disable IPv6

Anonymous 5:28 AM

How to disable IPv6 in ubuntu 14.04/12.04 Edit /etc/sysctl.conf by nano/vim/gedit as sudo privileged mode sudo nano /etc/sysctl.conf an...Read More

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LVM Extend and Shrink Commands in RHEL

Trace System Calls

Eclipse Debug mode ClassNotfound Exception

Enable networking in RHEL 6 on Microsoft Hyper-V

Number of files in a folder

TCP & UDP in Transport layer

Ubuntu 14.04 Disable IPv6

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LVM Extend and Shrink Commands in RHEL

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