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According to man lsof, -P inhibits the conversion of port numbers to port names for network files. [ec2-user@ip-172-16-7-193 ~]$ sudo lsof -i | grep java java       4031 ec2-user   43u  IPv6  25444      0t0  TCP *:webcache (LISTEN) java       4031 ec2-user  351u  IPv6  30785      0t0  TCP localhost:mxi (LISTEN) [ec2-user@ip-172-16-7-193 ~]$ sudo lsof -i -P| grep java java       4031 ec2-user   43u  IPv6  25444      0t0  TCP *:8080 (LISTEN) java       4031 ec2-user  351u  IPv6  30785      0t0  TCP localhost:8005 (LISTEN)

firefox is available in Amazon Linux Extra topic "firefox" To use, run # sudo amazon-linux-extras install firefox Learn more at https://aws.amazon.com/amazon-linux-2/faqs/#Amazon_Linux_Extras

sudo yum -y install https://dl.google.com/linux/direct/google-chrome-stable_current_x86_64.rpm

sudo vim /etc/resolv.conf search ca-central-1.compute.internal search goyun.info nameserver 172.16.0.2 options timeout:2 attempts:5

If you don't use exclude and/or include, you might encounter:  Unknown options error. The following works: aws s3 cp . s3://your-s3-bucket --recursive --exclude "*" --include "*.rpm"

sudo hostname localhost.goyun.info sudo systemctl restart postfix

MyDumper has 2 tools: mydumper which is responsible to export a consistent backup of MySQL databases myloader reads the backup from mydumper, connects the to destination database and imports the backup. Both tools use multithreading capabilities. MyDumper is Open Source and maintained by the community, it is not a Percona, MariaDB or MySQL product. https://github.com/mydumper/mydumper