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PMM-7 Update hardware_and_system by Extra large install and contact #5415

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PMM-7 Update hardware_and_system by Extra large install and contact #5415

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347d737
Update hardware_and_system.md
ondrejpatocka May 25, 2026
3269668
Update hardware_and_system.md
ondrejpatocka May 25, 2026
6fcf725
Revise heading for typical deployment section
ademidoff May 25, 2026
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Merge branch 'v3' into PMM-7---Extra-large-installs-contact
ondrejpatocka May 26, 2026
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Merge branch 'v3' into PMM-7---Extra-large-installs-contact
ondrejpatocka Jun 5, 2026
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5 changes: 5 additions & 0 deletions documentation/docs/install-pmm/plan-pmm-installation/hardware_and_system.md
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Expand Up @@ -37,6 +37,11 @@ Resource requirements scale with the number of nodes and services monitored. Her
- **Storage**: 500+ GB
- **Example workloads**: Large enterprises, mission-critical database fleets

=== "Extra Large (500+ nodes)"

Get free database assistance or contact our experts for personalized support.
[Get help from Percona](../../get-help.md)

### Optimize ClickHouse for limited memory

If you experience ClickHouse memory issues (such as "memory limit exceeded" errors), you can switch to a low-memory configuration optimized for constrained environments. See [ClickHouse memory issues](../../troubleshoot/qan_issues.md#clickhouse-memory-issues-in-low-memory-environments) for details.
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