Now almost all the streams we analyze are encrypted, how can we see what's inside those pesky SSL/TLS packets. Here's one way.
In the previous video in this series we saw how web logs provide an abundance of information; just the sort of stuff we need to take a performance problem to a developer. And now we can analyze web logs with Wireshark.
In this video ...
In the video we cover the "long polling" technique for asynchronous communication. Long polling allows a client to receive asynchronous notification of an event occurring on a server, such as a message arriving in an inbox. Many applications use long polling, see:
- AWS Simple Queue Service (SQS) - http://docs.aws.amazon.com/AWSSimpleQueueService/latest/SQSDeveloperGuide/sqs-long-polling.html
- Push Technology - https://en.wikipedia.org/wiki/Push_technology#Long_polling
Paul is currently leading the TribeLab project to explore new ways to help IT support people troubleshoot performance and stability problems.