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api: add new api to expose the distribution of the regions in different instance #9089

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bufferflies opened this issue Feb 20, 2025 · 0 comments · May be fixed by #9090
Open

api: add new api to expose the distribution of the regions in different instance #9089

bufferflies opened this issue Feb 20, 2025 · 0 comments · May be fixed by #9090
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type/development The issue belongs to a development tasks

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@bufferflies
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bufferflies commented Feb 20, 2025 •
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Development Task

PD can provide new API to expose the distribution of the regions in different instance
uri: /pd/api/v1/distribution/region?start_key=xxxx&&end_key=xxxx&engine=xxx

response:

type RegionDistributions struct {
	RegionDistributions []*RegionDistribution `json:"region_distribution"`
}

type RegionStats struct {
	Count                int               `json:"count"`
	EmptyCount           int               `json:"empty_count"`
	StorageSize          int64             `json:"storage_size"`
	UserStorageSize      int64             `json:"user_storage_size"`
	StorageKeys          int64             `json:"storage_keys"`
	StoreLeaderCount     map[uint64]int    `json:"store_leader_count"`
	StorePeerCount       map[uint64]int    `json:"store_peer_count"`
	StoreLeaderSize      map[uint64]int64  `json:"store_leader_size"`
	StoreLeaderKeys      map[uint64]int64  `json:"store_leader_keys"`
	StorePeerSize        map[uint64]int64  `json:"store_peer_size"`
	StorePeerKeys        map[uint64]int64  `json:"store_peer_keys"`
	StoreWriteBytes      map[uint64]uint64 `json:"store_write_bytes"`
	StoreWriteKeys       map[uint64]uint64 `json:"store_write_keys"`
	StoreLeaderReadBytes map[uint64]uint64 `json:"store_leader_read_bytes"`
	StoreLeaderReadKeys  map[uint64]uint64 `json:"store_leader_read_keys"`
	StorePeerReadBytes   map[uint64]uint64 `json:"store_peer_read_bytes"`
	StorePeerReadKeys    map[uint64]uint64 `json:"store_peer_read_keys"`
	StorePeerReadQuery   map[uint64]uint64 `json:"store_peer_read_query"`
}
@bufferflies bufferflies added the type/development The issue belongs to a development tasks label Feb 20, 2025
@bufferflies bufferflies linked a pull request Feb 21, 2025 that will close this issue
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api: add new api to get the distribution of regions bufferflies/pd
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