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Proposal for memory limiting in the scrape loop #76

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Proposal for memory limiting in the scrape loop #76

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e6602a4
proposal: Add memory limiting in the scrape loop
dashpole Mar 10, 2026
ea9911e
mention increased cardinality from a target
dashpole Mar 11, 2026
7266c11
adddress comments
dashpole Mar 17, 2026
4684bad
address interaction between GOMEMLIMIT and scrape memory limiting
dashpole Mar 30, 2026
c9d240e
expand proposal to include other memory mitigations
dashpole May 7, 2026
df365fa
Refine memory limiter mitigations and action plan based on review fee…
dashpole Aug 3, 2026
3074311
Adopt post-GC live heap relative to GOMEMLIMIT as single memory press…
dashpole Aug 3, 2026
811a7a9
Add operator guidance on rule pausing for external alerting pipelines
dashpole Aug 3, 2026
14379b0
Adopt in-use memory ratio signal and address review feedback
dashpole Aug 4, 2026
0ecf54c
Simplify explanation of default memory limit ratios in plain English
dashpole Aug 4, 2026
3a36c2d
Replace pre-calculated ratio metrics with boolean active gauge and ex…
dashpole Aug 4, 2026
2c378be
Document rejected alternatives for live heap signal and forced manual GC
dashpole Aug 4, 2026
57a5b59
Document capacity planning with GOGC and expose evaluated limit bytes…
dashpole Aug 4, 2026
7714e70
Fix markdown formatting with mdox
dashpole Aug 4, 2026
e800d01
Tone down formal language to be more direct and conversational
dashpole Aug 4, 2026
71df579
Address review feedback: Align heading level and template conventions
dashpole Aug 24, 2026
0eb18cc
Address review feedback: Clarify scrape check placement and per-scrap…
dashpole Aug 24, 2026
8457ad5
Address review feedback: Add controller damping and clarify compactio…
dashpole Aug 24, 2026
ce9c1ca
Address review feedback: Reconcile global memory limiter with existin…
dashpole Aug 24, 2026
4848064
Address review feedback: Mandate scrape cache preservation and clarif…
dashpole Aug 24, 2026
be18863
Address review feedback: Specify GC cycle counter comparison for hard…
dashpole Aug 24, 2026
4f639c8
Address review feedback: Clarify Go runtime memory scope versus mmap …
dashpole Aug 24, 2026
ffdbeb0
Address review feedback: Clarify load-shedding allocation cessation a…
dashpole Aug 24, 2026
8e90256
Address review feedback: Reconcile test plan metric names with debugg…
dashpole Aug 24, 2026
b1116ee
Address review feedback: Clarify explicit 503 retry semantics for rem…
dashpole Aug 24, 2026
b37afbb
Address review feedback: Add series churn rate heuristic alternative …
dashpole Aug 24, 2026
303c742
Address review feedback: Clarify dynamic scrape limits alternative
dashpole Aug 26, 2026
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