Jianjun Liao

Results 33 issues of Jianjun Liao

Signed-off-by: Leavrth ### What is changed and how it works? Issue Number: Close #13232 What's Changed: 1. merge small files in each flush. 2. compress the files before upload the...

contribution
size/XXL
release-note-none

## Development Task 1. merge small files in each flush. 2. compress the files before upload the merged file. 3. download the merged file in part.

type/enhancement

related to pingcap/tidb#28257 we now should change "github.com/pingcap/parser" to "github.com/pingcap/tidb/parser".

### What problem does this PR solve? Issue Number: close #51078 Problem Summary: gc memory limit tuner decreases the frequency of GC triggered by memory limitation. backup/restore would downlaod/unmarshal much...

release-note
size/L

### What problem does this PR solve? Issue Number: close #50665 Problem Summary: the new split & scatter method has some bugs with checkpoint restore. ### What changed and how...

size/XL
release-note-none
do-not-merge/needs-triage-completed

### First-time contributors' checklist - [x] I've signed [**Contributor License Agreement**](https://cla-assistant.io/pingcap/docs-cn) that's required for repo owners to accept my contribution. ### What is changed, added or deleted? (Required) support these...

translation/doing
for-future-release
needs-rebase
size/M
do-not-merge/hold

**Is your feature request related to a problem? Please describe.** A clear and concise description of what the problem is. Ex. I'm always frustrated when [...] In order to comply...

enhancement

### What problem does this PR solve? Issue Number: ref #52534 Problem Summary: The BackupRequest contains the key range of index or small partition, whose kv data is only distributed...

size/XXL
release-note-none
approved
needs-1-more-lgtm

### What problem does this PR solve? Issue Number: ref #52877 Problem Summary: Adjust the file directory structure ### What changed and how does it work? Adjust the file directory...

needs-rebase
size/XXL
release-note-none
approved
needs-1-more-lgtm

## Enhancement Task Speed up the creation of operators and handling heartbeat ![image](https://github.com/tikv/pd/assets/36503113/28ccf168-a92b-48df-816b-91e9616bc98b) ![image](https://github.com/tikv/pd/assets/36503113/a28d8e15-876d-4de3-9f50-d44007cf293b) ![image](https://github.com/tikv/pd/assets/36503113/4b911bae-2f33-4402-a16d-24de36ff5744) ![image](https://github.com/tikv/pd/assets/36503113/c3671bff-da31-4831-84b9-3ad5994e8d5a) ![image](https://github.com/tikv/pd/assets/36503113/b642f8c4-6700-4e0b-a52d-aa247cf87295) ``` 1 @ 0xf9670e 0xfa8378 0xfa834f 0xfc72e5 0x20d9db0 0x20d9d88 0x20f2235 0x21756c8 0x2174d9f 0x2174929...

type/enhancement