[MigrationCost] 搬移時間限制 實驗報告 #1772
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chia7712
reviewed
May 26, 2023
docs/balancer/README.md
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| ## 成本估計 | ||
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| * 成本估計實驗報告 |
docs/balancer/README.md
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| * 成本估計實驗報告 | ||
| * [磁碟空間限制實驗](experiment_brokerDiskSpace.md) : kafka partition的搬移過程中會產生一些成本，在搬移前先估計出搬移partition過程中可能佔用的broker/硬碟空間並對其做限制，確保搬移不會佔用過多的儲存空間 | ||
| * [搬移時間限制實驗](experiment_partitionMigrateTime.md) : kafka partition的搬移過程中會產生一些成本，在搬移前先估計出搬移partition過程中可能花費多少搬移時間，並對其做限制確保搬移不會花費過多的時間 |
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確保搬移不會花費過多的時間 這句的描述也需要調整，我們無法保證不會花費“過多”的時間，只能保證不會超過使用者定義的時間上限
| 進行底層硬體效能資料的攝取。 | ||
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| 您可以使用專案內的 | ||
| [./docker/start_node_exporter.sh](https://github.com/skiptests/astraea/blob/7596f590ae0f0ec370a6e257c10cc2aeb5fb5bf4/docs/run_node_exporter.md), |
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這裡的縮寫可以直接說 node exporter 就好，剩下的就去參考連結中查看
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| "moveCosts": [ | ||
| "org.astraea.common.cost.PartitionMigrateTimeCost" |
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此PR新增 #1665 的實驗報告