4. What’s Fixed in 7.7.0

This section describes bugs fixed in Persistence Service 7.7.0. These are fixes since 7.6.0.

Connext 7.7.0 is the first production release in the 7.7 long-term support (LTS) series. It is built upon and combines all of the fixes in releases 7.4.0, 7.5.0, and 7.6.0 (see Previous Releases). See the Connext Versions and Lifecycle page for more information on RTI’s software release model.

For what’s new and fixed in other products in the Connext suite, see those products’ release notes on the RTI Community Portal or in your installation.

[Critical]: System-stopping issue, such as a crash or data loss.
[Major]: Significant issue with no easy workaround.
[Minor]: Issue that usually has a workaround.
[Trivial]: Small issue, such as a typo in a log.

• 4.1. Usability
  • 4.1.1. [Critical] Persistence Service may have stopped completely when failing to process the discovery of a remote Connext application
  • 4.1.2. [Major] Persistence Service hit 60-second timeout if service Topic creation failed
• 4.2. Performance and Scalability
  • 4.2.1. [Critical] Performance degradation with PERSISTENT mode in write-intensive scenarios
  • 4.2.2. [Critical] Possible duplicate samples when data synchronization was enabled and Persistence Service was restarted *
  • 4.2.3. [Major] Data in different Topics not persisted concurrently when synchronization enabled *
• 4.3. Hangs
  • 4.3.1. [Critical] Persistence Service may have hung when enabling data synchronization *
• 4.4. Memory Leaks/Growth
  • 4.4.1. [Critical] Unbounded memory growth when data synchronization enabled *
  • 4.4.2. [Critical] Unbounded memory growth when synchronization enabled with short-lived DataWriters
• 4.5. Crashes
  • 4.5.1. [Critical] Race condition in Persistence Service when using new synchronization protocol *
  • 4.5.2. [Critical] Segmentation fault when enabling synchronization if filter expression was malformed *
• 4.6. Data Corruption
  • 4.6.1. [Critical] Persistence Service failed to process some Durable Subscriptions if it received an invalid Durable Subscription sample
• 4.7. Vulnerabilities
  • 4.7.1. [Critical] Potential out-of-bounds write in Connext when using any Persistence Service
• 4.8. Other
  • 4.8.1. [Critical] Unexpected errors when enabling data synchronization *
  • 4.8.2. [Critical] Data synchronization may have stopped working in PERSISTENT mode *
  • 4.8.3. [Critical] Unexpected PERSISTENCESyncState_onAliveDataAnnouncement:FAILED TO ASSERT errors when synchronization enabled *
  • 4.8.4. [Major] <propagate_related_source_guid> treated as false with <synchronize_data> *
  • 4.8.5. [Minor] Precondition error when synchronization enabled *

* This bug does not affect you if you are upgrading from 7.3.x or earlier.