Mikael writes:
Check the source for ##gc-report-set! and where its' registered for calledback post-gc and get a copy of that data. Did that clarify it?
Yes, thank you. I found ##gc-report-set! in lib/_nonstd.scm, and it simply picks for display certain fields from an f64vector that is returned by (##process-statistics).
I should be able to use (##process-statistics) directly.