measure time and also use rscimark to upload info of pc

[berndbischl]

measure time of each train test split, for training and prediction separately.

also do one final model fit for the whole data, predict on whole data. throw results away.

depending on how large the model is, upload this as well. also in human readable form.

also upload rscimark vector, once per machine, cache this.

[jakobbossek]

@berndbischl, is your rscimark package ready for usage?

[jakobbossek]

Finished