This is a brief overview of the major changes between revisions.

opTrend 1.8.1

RELEASED  14 April 2021.

Upgrade Notes

Bug Fixes

• Fixed issue in opTrend where a large amount MongoDB connections were created and retained.

opTrend 1.7.1

Released 21 Jan 2020

This release is a maintenance release.

opTrend 1.7.0

Released 1 Nov 2019

Highlights

• Fixes 'Server Unrecoverable Error' being displayed in the GUI following Install of opTrend 1.6.2
• Fixes error '$modelData is not a hash' that occurs when GUI has no data to load.

Highlights

• Significant performance improvents on WiredTiger - Trend (Seds) documents are now stored more appropriately for WiredTiger updates
• Older trend documents now timeout and remove them self after a configurable amount of time (optrend_seds_expire_after_seconds)
• Admin access now required to view/edit licenses
• When multiple proxies are used the first one is now chosen as the current_url instead of none of them

opTrend 1.4.0

Highlights

• Conditions are only raised when value is above control for a configurable number of time periods (optrend_exceptions_to_make_condition)
• Number of processes, number of users and number of open tcp connections now monitored where modelling supports
• Conditions are now raised on negative values (current value below control for configurable number of time periods)
• Clicking on Graph opens Trend Document in new tab so graph does not have to re-populate
• Trend Document index list now paginated and search fields added

Fixes

• Date range selector now honoured and shows current settings in more places
• Calculations are now run on percentage values where available (eg MemoryUtil )
• Billboard history fixed
• Only 1 Graph shown on index page to improve performance
• "seds" collection is capped by installer when running wiredTiger
• cron entries automatically created by installer
• a few more models added