# Tikv Async Write (A)


![left](./student-guide/diagram/26-async-write-01-01.png)

+ Grafana Monitoring TiKV Details —> Storage —> Storage async write duration
  + Storage async write duration (indicates the time taken for asynchronous writes). Generally, 99 lines should be less than 50 ms, while async write includes the acquisition period for key process nodes such as raft log acquisition, append, and apply
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Storage async write duration (time taken for asynchronous writes), and async writes include key process nodes such as raft log execute, append, and apply
TiKV Details —> Storage —> Storage async write duration