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The following commit(s) were added to refs/heads/main by this push: new 68d338e6 Updates to 3.0.0 relnotes (#392) 68d338e6 is described below commit 68d338e62d253eebcfa8b87ee9f18e3c5580f9f4 Author: Dave Marion <dlmar...@apache.org> AuthorDate: Mon Aug 14 16:10:16 2023 -0400 Updates to 3.0.0 relnotes (#392) --- _posts/release/2023-02-14-accumulo-3.0.0.md | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/_posts/release/2023-02-14-accumulo-3.0.0.md b/_posts/release/2023-02-14-accumulo-3.0.0.md index db5b49d5..2970364c 100644 --- a/_posts/release/2023-02-14-accumulo-3.0.0.md +++ b/_posts/release/2023-02-14-accumulo-3.0.0.md @@ -19,12 +19,28 @@ files or supplied on a per-process basis using the `-o` argument. The replication feature was marked as deprecated in 2.0.0 and was removed in {% ghi 3080 %}. TODO - Need to discuss what happens to the replication table +### BulkImport v1 was removed + +BulkImport v1 was removed in 3.0.0 ({% ghi 3313 %}). Bulk Import v1 users should reference the +2.0.0 [bulk import release notes]. + ### FileSystem monitor will no longer stop the TabletServer In {% ghi 1328 %} the `tserver.monitor.fs` property has been marked as deprecated and the background thread in the TabletServer was modified to *not* halt the TabletServer when one of the local disks becomes read-only. +### GarbageCollectionLogger renamed to LowMemoryDetector, is no longer passive + +The GarbageCollectionLogger would run in a Thread in the server components every 5 seconds +and print a message to the log when the amount of free memory was less than 5% of the heap. +{% ghi 3161 %} renamed the class to LowMemoryDetector, adds new properties for the threshold, +interval, and passivity. When operating in a passive mode, the LowMemoryDetector will log a +message just like its predecessor. See the new GENERAL_LOW_MEM_*_PROTECTION properties for a +description of the behavior change when these properties are enabled. {% ghi 3288 %} added a +new metric, accumulo.detected.low.memory, that reports a value of 1 when the server is low on +memory. + ### Other Notable Changes * {% ghi 3189 %} Standardized server lock data structure in ZooKeeper @@ -48,3 +64,4 @@ View the [Upgrading Accumulo documentation][upgrade] for guidance. [#634]: https://github.com/apache/accumulo/issues/634 [upgrade]: /docs/2.x/administration/upgrading [website-repo]: https://github.com/apache/accumulo-website +[bulk import release notes]: https://accumulo.apache.org/release/accumulo-2.0.0/#new-bulk-import-api