[dan1234]

I find that Spotlight tends to do a complete reindex after an OS update, so that may be the cause of your increased resource usage.

[saturdaysaint]

I saw a lot of glitches immediately after updating, but am getting buttery smooth performance now, so this is worth keeping in mind.

[l33tfr4gg3r]

Interesting, thanks. I guess I'll monitor this over the next day or two.