Istanbul Patch 3 Hot Fix 1b

The Istanbul Patch 3 Hot Fix 1b release contains fixes to these problems.

For the Istanbul Patch 3 Hot Fix 1b release:
Build date: 05-06-2017_1453
Build tag: glide-istanbul-09-23-2016__patch3-hotfix1b-05-04-2017

For more information about how to upgrade an instance, refer to Upgrade to Istanbul.

For more information about the release cycle, see the ServiceNow Release Cycle. For a downloadable, sortable version of Istanbul fixed problems, see KB0598935.
Note: This version is approved for FedRAMP.

Fixed problems in Istanbul Patch 3 Hot Fix 1b

Problem Short description Description Steps to reproduce

Asynchronous Message Bus

PRB935863

KB0622397
Memory leak may prevent AMB (chat, record watcher, etc.) messages from being sent when session_message_queue_size reaches capacity In Istanbul, a memory leak has been discovered that prevents the AMB session message queue from being flushed correctly.

Refer to the listed Known Error KB article for details.

Asynchronous Message Bus

PRB732813

KB0621950

After upgrading to Helsinki, HttpClient thread count grows on the MID Server MID Server can go down due to a thread leak that causes the MID Server to run out of memory and go down.

Refer to the listed Known Error KB article for details.

Fixes included with Istanbul Patch 3 Hot Fix 1b

* Unless any exceptions are noted, you can safely upgrade to this release version from any of the versions listed below. These prior versions contain PRB fixes that are also included with this release. Be sure to upgrade to the latest listed patch that includes all of the PRB fixes you are interested in.