ZanderXu created HDFS-17603:
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Summary: [FGL] Abstract a LockManager to manage locks
Key: HDFS-17603
URL: https://issues.apache.org/jira/browse/HDFS-17603
Project: Hadoop HDFS
Issue Type: Sub-task
Reporter: ZanderXu
Assignee: Felix N
Attachments: image-2024-08-14-17-17-28-792.png
Abstract a LockManager to manage locks.
Some requirements for this LockManager:
* Cached a fixed number lock instances, such as: 1000
* Assign a Lock instance to a key and keep this mapping until the key released
this instance
* This LockManager needs a high performance, such as: QPS 1000w
Some implementations that we can refer to:
* alluxio.collections.LockPool in Alluxio
* Implementation in MEITUAN
!image-2024-08-14-17-17-28-792.png|width=205,height=196!
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