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[cms.proto] increase default DisabledNodesRatioLimit #4770

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Merged
merged 3 commits into from
May 24, 2024
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[cms.proto] increase default DisabledNodesRatioLimit #4770

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99979fa
[cms.proto] increase default DisabledNodesRatioLimit
blinkov May 23, 2024
05172eb
Update maintenance-without-downtime.md
blinkov May 24, 2024
193b6e8
Update maintenance-without-downtime.md
blinkov May 24, 2024
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2 changes: 1 addition & 1 deletion ydb/core/protos/cms.proto
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Expand Up @@ -384,7 +384,7 @@ message TLimits {
optional uint32 DisabledNodesLimit = 1;
// Works similarly to DisabledNodesLimit but specify
// limit in percents of cluster/tenant nodes count.
optional uint32 DisabledNodesRatioLimit = 2 [default = 10];
optional uint32 DisabledNodesRatioLimit = 2 [default = 13]; // 1/8 rounded up
}

message TCmsConfig {
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2 changes: 1 addition & 1 deletion ydb/docs/en/core/devops/manual/maintenance-without-downtime.md
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Expand Up @@ -56,7 +56,7 @@ The task's actions cannot be performed until all conflicting actions from tasks

In the CMS configuration, you can configure limits on the number of unavailable nodes for a database (tenant) or the cluster as a whole. Relative and absolute limits are supported.

By default, each database and the cluster as a whole are allowed to have no more than 10% unavailable nodes.
By default, each database and the cluster as a whole are allowed to have no more than 13% unavailable nodes.

## Checking algorithm {#checking-algorithm}

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2 changes: 1 addition & 1 deletion ydb/docs/ru/core/devops/manual/maintenance-without-downtime.md
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Expand Up @@ -56,7 +56,7 @@

В конфигурации CMS можно настроить лимиты на количество недоступных узлов для базы данных (тенанта) или для кластера в целом. Поддерживаются относительные и абсолютные лимиты.

По умолчанию допускается не более 10% недоступных узлов для каждой базы данных и кластера в целом.
По умолчанию допускается не более 13% недоступных узлов для каждой базы данных и кластера в целом.

## Алгоритм проверки {#checking-algorithm}

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