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Evict leader supports multi targets #4229

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MrCroxx opened this issue Oct 21, 2021 · 1 comment · Fixed by #4401
Closed

Evict leader supports multi targets #4229

MrCroxx opened this issue Oct 21, 2021 · 1 comment · Fixed by #4401
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type/enhancement The issue or PR belongs to an enhancement.

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@MrCroxx
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MrCroxx commented Oct 21, 2021

Subtask of tikv#10602.

Briefly, we can make PD give TiKV all valid peers when evicting leader, and let TikV to decide which one to transfer leader to. To compat with old TiKV version, we can simply introduce a new repeated field in the origin TransferLeader message, and fill in both fields.
@MrCroxx MrCroxx added the type/enhancement The issue or PR belongs to an enhancement. label Oct 21, 2021
MrCroxx added a commit to MrCroxx/pd that referenced this issue Oct 21, 2021
@MrCroxx
support both of the old and new version of TransferLeader
2553b55 
close [tikv#4229](tikv#4229).

Signed-off-by: MrCroxx <mrcroxx@outlook.com>
@MrCroxx MrCroxx mentioned this issue Oct 21, 2021
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MrCroxx added a commit to MrCroxx/pd that referenced this issue Nov 1, 2021
@MrCroxx
support both of the old and new version of TransferLeader
ccb5e03 
close [tikv#4229](tikv#4229).

Signed-off-by: MrCroxx <mrcroxx@outlook.com>
MrCroxx added a commit to MrCroxx/pd that referenced this issue Nov 9, 2021
@MrCroxx
add tests for evict leader
6583434 
close tikv#4229

Signed-off-by: MrCroxx <mrcroxx@outlook.com>
MrCroxx added a commit to MrCroxx/pd that referenced this issue Nov 29, 2021
@MrCroxx
add multi-target support in TransferLeader
4fa8952 
Add a new field `Peers` in `TransferLeader` to support
multi-target evict leader. During building steps,
`targetLeaderStoreIDs` is only used by multi-target
evict leader, so the field will not be filtered by
joint/not-joint rules.

Close tikv#4229 .

Signed-off-by: MrCroxx <mrcroxx@outlook.com>
@MrCroxx MrCroxx mentioned this issue Nov 29, 2021
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@rleungx
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rleungx commented Dec 15, 2021

Related to #1649.

ti-chi-bot pushed a commit that referenced this issue Jan 10, 2022
@MrCroxx
schedulers: evict leader support multiple targets (#4401)
b140104 
* upgrate pingcap/check dep

Signed-off-by: MrCroxx <mrcroxx@outlook.com>

* add multi-target support in TransferLeader

Add a new field `Peers` in `TransferLeader` to support
multi-target evict leader. During building steps,
`targetLeaderStoreIDs` is only used by multi-target
evict leader, so the field will not be filtered by
joint/not-joint rules.

Close #4229 .

Signed-off-by: MrCroxx <mrcroxx@outlook.com>

* add multi target transfer leader test

Signed-off-by: MrCroxx <mrcroxx@outlook.com>

* fix SetLeaders validation

Signed-off-by: MrCroxx <mrcroxx@outlook.com>

* fix bugs

Signed-off-by: MrCroxx <mrcroxx@outlook.com>

* fix build

Signed-off-by: MrCroxx <mrcroxx@outlook.com>

* refactor code

Signed-off-by: MrCroxx <mrcroxx@outlook.com>

* fix build

Signed-off-by: MrCroxx <mrcroxx@outlook.com>
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