1 example sentence using tiptop.
Tiptop used in a sentence
Tiptop in a sentence as a noun
So perhaps you could use 'tiptop' to get a general view of what might be slow, and then drill down using 'perf top'.
Tiptop definitions
noun
the highest level or degree attainable; the highest stage of development; "his landscapes were deemed the acme of beauty"; "the artist's gifts are at their acme"; "at the height of her career"; "the peak of perfection"; "summer was at its peak"; "...catapulted Einstein to the pinnacle of fame"; "the summit of his ambition"; "so many highest superlatives achieved by man"; "at the top of his profession"
noun
the extreme top or summit