PXB-3735 [Doc] Release notes for - PXB 8.4.0-6#479
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May 22, 2026
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new file: docs/release-notes/8.4.0-6.md modified: docs/release-notes/release-notes.md modified: docs/templates/pdf_cover_page.tpl modified: mkdocs-base.yml modified: variables.yml
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satya-bodapati
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May 22, 2026
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| [PXB-3568](https://perconadev.atlassian.net/browse/PXB-3568): Fixed an issue where `xtrabackup` could exit on RHEL 9 when using `--compress=lz4`. | ||
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| [PXB-3543](https://perconadev.atlassian.net/browse/PXB-3543): Fixed a performance issue where incremental backups became extremely slow on instances containing around one million tables. |
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This is a performance improvement. Should go to improvements.
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| [PXB-3543](https://perconadev.atlassian.net/browse/PXB-3543): Fixed a performance issue where incremental backups became extremely slow on instances containing around one million tables. | ||
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| [PXB-3658](https://perconadev.atlassian.net/browse/PXB-3658): Removed redundant `fallocate(PUNCH_HOLE)` calls from `local_write_sparse` to improve sparse file handling efficiency. |
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This also is a performance improvement.
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