html_url,issue_url,id,node_id,user,created_at,updated_at,author_association,body,reactions,performed_via_github_app,issue
https://github.com/pydata/xarray/issues/3486#issuecomment-909342151,https://api.github.com/repos/pydata/xarray/issues/3486,909342151,IC_kwDOAMm_X842M3XH,2448579,2021-08-31T15:27:28Z,2021-08-31T15:27:57Z,MEMBER,"What happens is that dask first constructs chunks of size specified in `open_mfdataset` and then breaks those up to new chunk sizes specified in the `.chunk()` call.

A similar behaviour is present for repeated chunk calls `.chunk().chunk()`, these do not get optimized to a single chunk call yet.

So yes, you should pass appropriate chunk sizes in `open_mfdataset`","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,517799069