RabbitMQ can run out of file descriptors

Got this helpful log message after complains things weren’t working: =WARNING REPORT==== 12-Aug-2016::07:16:55 === file descriptor limit alarm set. ******************************************************************** *** New connections will not be accepted until this alarm clears *** ********************************************************************   Found this: https://bugs.launchpad.net/fuel/+bug/1279594   need to adjust /etc/defaults/rabbitmq-server Uncomment #ulimit -n 1024 Change it to ulimit -n 102400 Restart rabbit.

Copying big files to S3

Was backing up a server pre-upgrade and wanted to upload the bzip to s3. Got some strange throttle errors from s3cmd, my go-to command line client. Found a cool link on stackoverflow about a tool bundle provided by aws Synopsis is here: $ wget https://s3.amazonaws.com/aws-cli/awscli-bundle.zip $ unzip awscli-bundle.zip $ sudo ./awscli-bundle/install -i /usr/local/aws -b /usr/local/bin/aws[…]