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Added primary criteria
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nastena1606 committed Dec 14, 2023
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Expand Up @@ -7,7 +7,13 @@ Find the list of supported platforms for Percona Backup for MongoDB on the [Perc
## System requirements

* At least 1GB RAM is required on every node for `pbm-agents` to operate successfully.

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[Google.Units] Put a nonbreaking space between the number and the unit in '1GB'.
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{"message": "[Google.Units] Put a nonbreaking space between the number and the unit in '1GB'.", "location": {"path": "docs/installation.md", "range": {"start": {"line": 9, "column": 12}}}, "severity": "ERROR"}

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[Google.Passive] In general, use active voice instead of passive voice ('is required').
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{"message": "[Google.Passive] In general, use active voice instead of passive voice ('is required').", "location": {"path": "docs/installation.md", "range": {"start": {"line": 9, "column": 20}}}, "severity": "INFO"}
* All `pbm-agents` in the cluster must be able to connect to all config server replica set nodes that could become a new primary. In non-sharded replica set deployments, this means to connect to all the nodes that could become a new primary node.
* All `pbm-agents` in the cluster must be able to connect to all config server replica set nodes that could become a new primary. In non-sharded replica set deployments, this means to connect to all the nodes that could become a new primary node. To become a primary, a node must meet the following criteria:

* have `priority` greater than `0` and must be able to vote (`votes`: 1)

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{"message": "[Google.Parens] Use parentheses judiciously.", "location": {"path": "docs/installation.md", "range": {"start": {"line": 12, "column": 1}}}, "severity": "INFO"}
* is not an arbiter (`arbiterOnly: false`)

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{"message": "[Google.Parens] Use parentheses judiciously.", "location": {"path": "docs/installation.md", "range": {"start": {"line": 13, "column": 1}}}, "severity": "INFO"}

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[Google.Contractions] Use 'isn't' instead of 'is not'.
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{"message": "[Google.Contractions] Use 'isn't' instead of 'is not'.", "location": {"path": "docs/installation.md", "range": {"start": {"line": 13, "column": 7}}}, "severity": "INFO"}
* is not hidden (`hidden: false`)

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[Google.Parens] Use parentheses judiciously.
Raw output 
{"message": "[Google.Parens] Use parentheses judiciously.", "location": {"path": "docs/installation.md", "range": {"start": {"line": 14, "column": 1}}}, "severity": "INFO"}

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[vale] docs/installation.md#L14 

[Google.Contractions] Use 'isn't' instead of 'is not'.
Raw output 
{"message": "[Google.Contractions] Use 'isn't' instead of 'is not'.", "location": {"path": "docs/installation.md", "range": {"start": {"line": 14, "column": 7}}}, "severity": "INFO"}
* is not delayed

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[Google.Contractions] Use 'isn't' instead of 'is not'.
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{"message": "[Google.Contractions] Use 'isn't' instead of 'is not'.", "location": {"path": "docs/installation.md", "range": {"start": {"line": 15, "column": 7}}}, "severity": "INFO"}

* All `pbm-agents` in your deployment must be able to connect to the same [remote backup storage](details/storage-configuration.md) using the same credentials.

Note that networking issues like connection to the remote backup storage can also affect PBM performance.
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