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YARN-10498. Fix Yarn CapacityScheduler Markdown document #2484

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aajisaka merged 1 commit into from
Nov 30, 2020
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YARN-10498. Fix Yarn CapacityScheduler Markdown document #2484

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2 changes: 1 addition & 1 deletion ...arn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/CapacityScheduler.md
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Expand Up @@ -559,7 +559,7 @@ The `ReservationSystem` is integrated with the `CapacityScheduler` queue hierach
| `yarn.scheduler.capacity.<queue-path>.reservation-window` | *Optional* parameter representing the time in milliseconds for which the `SharingPolicy` will validate if the constraints in the Plan are satisfied. Long value expected. The default value is one day. |
| `yarn.scheduler.capacity.<queue-path>.instantaneous-max-capacity` | *Optional* parameter: maximum capacity at any time in percentage (%) as a float that the `SharingPolicy` allows a single user to reserve. The default value is 1, i.e. 100%. |
| `yarn.scheduler.capacity.<queue-path>.average-capacity` | *Optional* parameter: the average allowed capacity which will aggregated over the *ReservationWindow* in percentage (%) as a float that the `SharingPolicy` allows a single user to reserve. The default value is 1, i.e. 100%. |
| `yarn.scheduler.capacity.<queue-path>.reservation-planner` | *Optional* parameter: the class name that will be used to determine the implementation of the *Planner* which will be invoked if the `Plan` capacity fall below (due to scheduled maintenance or node failuers) the user reserved resources. The default value is *org.apache.hadoop.yarn.server.resourcemanager.reservation.planning.SimpleCapacityReplanner* which scans the `Plan` and greedily removes reservations in reversed order of acceptance (LIFO) till the reserved resources are within the `Plan` capacity |
| `yarn.scheduler.capacity.<queue-path>.reservation-planner` | *Optional* parameter: the class name that will be used to determine the implementation of the *Planner* which will be invoked if the `Plan` capacity fall below (due to scheduled maintenance or node failures) the user reserved resources. The default value is *org.apache.hadoop.yarn.server.resourcemanager.reservation.planning.SimpleCapacityReplanner* which scans the `Plan` and greedily removes reservations in reversed order of acceptance (LIFO) till the reserved resources are within the `Plan` capacity |
| `yarn.scheduler.capacity.<queue-path>.reservation-enforcement-window` | *Optional* parameter representing the time in milliseconds for which the `Planner` will validate if the constraints in the Plan are satisfied. Long value expected. The default value is one hour. |

###Dynamic Auto-Creation and Management of Leaf Queues
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