I only know the grammar usage of ばかり as full of___ but I don't know how to parse this sentence.
少しばかり しゃくですが
I only know the grammar usage of ばかり as full of___ but I don't know how to parse this sentence.
少しばかり しゃくですが
~ばかり has many functions, one of which is "about ~", "to the extent of ~". It can form an adverbial expression.
Practically you can remember 少しばかり / わずかばかり / ちょっとばかり as set phrases that works as an adverb.