Three Quick Tips API Platform CS – Gateway Installation (Part 2) By: Sunny Das

This is Part 2 of the blog series (The first part of the series can be accessed here). The aim of the blog post is to provide useful tips, which will enable the installation of the on premise Gateway for Oracle API Platform Cloud Services. If you want to know more about the product, then you can refer here.

The following tips are based on some of the scenarios, we have observed in production.

• If you find yourself in a situation where the "configure" or the "start" actions are taking a long time (We are talking upwards of 20 minutes), then a possible culprit could be Entropy. This can be confirmed by looking at the logs, a possible indicator is SSL cryptographic hash calculation is somehow failing. Entropy and it’s effect on the  Weblogic Server has been documented well in these blogs:
  • https://blogs.oracle.com/luzmestre/why-does-my-weblogic-server-takes-a-long-time-to-start
  • http://theheat.dk/blog/?p=1539

Essentially,to get past the entropy problem, you need to do the following (for Linux):

·    check the current entropy count by executing:

   cat /proc/sys/kernel/random/entropy_avail. Read the complete article here.

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