# Understanding Synchronization and Data Access with system.util.getGlobals

**URL:** <https://forum.inductiveautomation.com/t/understanding-synchronization-and-data-access-with-system-util-getglobals/86019>\
**Category:** Ignition\
**Tags:** ignition81, scripting\
**Created:** [February 20, 2024, 2:44pm UTC](https://forum.inductiveautomation.com/t/understanding-synchronization-and-data-access-with-system-util-getglobals/86019 "2024-02-20T14:44:55Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\
**Post date:** [February 20, 2024, 3:05pm UTC](https://forum.inductiveautomation.com/t/understanding-synchronization-and-data-access-with-system-util-getglobals/86019/5 "2024-02-20T15:05:29Z")

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> [@Java concurrent queue for tag change scripts](https://forum.inductiveautomation.com/t/java-concurrent-queue-for-tag-change-scripts/82044):
>
> Continuing the discussion from [[SOLVED] Are tag Value Changed scripts running asynchronously?](https://forum.inductiveautomation.com/t/solved-are-tag-value-changed-scripts-running-asynchronously/68704/5): We've got code in our standard library that I need to log a value change on a tag and then associate various data points with that value change. The value is located in a UDT, and because this is part of our "standard" library we use for our customers, the number of tags is variable and quite possibly numerous so having a gateway tag event script isn't feasible for this solution. I was reading up on …

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