May 23, 2022 ranganathan.madan Hadoop Hadoop safe mode recovery,Taking Long Time if NameNode is restarted or started, Some times NameNode goes into maintenance state called Safe Mode. When NameNode is in safemode it does not allow any changes (writes) to the… Read More
May 19, 2022 ranganathan.madan Linux Detecting Memory Problems on Linux May be having several reasons to server might be crashs, but one of the common cause is running out of memory. When ever the RAM and swap space are completely… Read More
May 19, 2022 ranganathan.madan Linux Find Out Top Directories and Files on Linux How to Find Biggest Files and Directories in Linux Run given below command to find out top biggest directories inside the /home partition. # du -a /home | sort -n -r |… Read More
May 19, 2022 ranganathan.madan Linux SSH Password less Login in Linux How to set up password-less login on RHEL-based Linux distributions such as CentOS, Fedora using ssh keys to connect to remote Linux servers without entering a password. Password-less login with… Read More
May 19, 2022 ranganathan.madan AWS AWS CLI: Some Useful Commands Delete an S3 bucket and all its contents with just one command aws s3 rb s3://bucket-name –force Recursively copy a directory and its subfolders from your PC to Amazon S3… Read More
May 18, 2022 ranganathan.madan Uncategorized Madan Ranganathan (Maddy) Just another Next IT Technical Blog Read More