JmPotato

icon indicating a website link https://ipotato.me icon indicating an email [email protected]

icon company @pingcap icon location Solaris icon location Software Engineer at @pingcap working on TiKV/PD/TiDB. Founder of @brupst.

Results 59 comments of JmPotato

introduce callerID for grpc and apply it for GetRegions

> I would like to put the `CallerID` and `CallerComponent` information into the pd header, e.g. [okJiang/kvproto@9835bbc](https://github.com/okJiang/kvproto/commit/9835bbc4473a0698f62fff971cad6ba43274ce85). `CallerID/CallerComponent` can be passed in via `ClientOption` when the client is created, and...

Fix all grammar mistakes inside the repo

> Maybe can close this issue now This issue aims to be long-term so any typo-fix PR can be attached to it without creating a new one first. Maybe keeping...

Description of TSO - cmd and TSO - request is wrong in "Key Metrics on Performance Overview"

After checking the relevant code, I found that the description here is indeed incorrect. For `TSO - cmd`, each TSO request future is recorded as the smallest unit: https://github.com/tikv/pd/blob/cf6b4752e7cbb4e9a6692ce9c04ccd986f20bf36/client/clients/tso/request.go#L77-L102 For...

resource_manager: add a new runaway action SwitchGroup

/approve

resource_manager: add a new runaway action SwitchGroup

/lgtm

schedule: reject transfer leader if apply is busy on store start

I think we need a triage to merge this PR.

schedulers: add random-split-scheduler

Any updates on this?

server: fixed bootstrap when disk low

/merge

qps keep falling to zero until the fault recovered when injection pd leader io delay 500ms last for 10mins，we need some tuning parameters for this issue

After investigation of the logs and metrics, in this case, the continuous drop to zero in QPS is that pd-1, injected with IO latency, did not lose its etcd leader...