[liquidsec]

Bumps the version to 2.0.4 on dev ahead of the 2.0.4 release to stable.

[github-actions]

DNS Resolver Benchmark

this PR @ 63a8021 against stable @ 3813bfb, base → head, median of 3 interleaved rounds. Bold is significant across all 56 comparisons (Benjamini-Hochberg at 1%); the rest is noise.

regime	qps	unanswered	p99	attempts/query
ceiling/1-resolver	23,976 → 23,844 (-0.6%)	0.00% → 0.00%	0.832s → 0.836s (+0.6%)	1.00 → 1.00
pool/32-resolvers	24,452 → 23,840 (-2.5%)	0.00% → 0.00%	0.816s → 0.837s (+2.6%)	1.00 → 1.00
pool/32-persistent	27,107 → 27,332 (+0.8%)	0.00% → 0.00%	0.735s → 0.729s (-0.8%)	1.00 → 1.00
impaired/10%-loss	200 → 200 (-0.0%)	0.00% → 0.00%	8.131s → 8.133s (+0.0%)	1.11 → 1.11
impaired/20%-REFUSED	3,426 → 3,413 (-0.4%)	0.00% → 0.00%	0.583s → 0.585s (+0.4%)	1.24 → 1.24
impaired/50ms-latency	620 → 621 (+0.1%)	0.00% → 0.00%	3.226s → 3.222s (-0.1%)	1.00 → 1.00
impaired/20%-then-2.5%-dead-names	257 → 224 (-13%)	5.43% → 5.43%	11.632s → 11.330s (-2.6%)	1.05 → 1.05

All metrics

regime	p50	p100	sockets	conntrack
ceiling/1-resolver	0.446s → 0.450s (+0.9%)	0.834s → 0.839s (+0.6%)	42 → 42 (+0.0%)	15,011 → 12,564 (-16%)
pool/32-resolvers	0.443s → 0.449s (+1.2%)	0.818s → 0.839s (+2.6%)	72 → 74 (+2.8%)	18,242 → 18,256 (+0.1%)
pool/32-persistent	0.399s → 0.395s (-0.8%)	0.738s → 0.732s (-0.8%)	42 → 42 (+0.0%)	31 → 31 (+0.0%)
impaired/10%-loss	4.273s → 4.275s (+0.0%)	9.985s → 9.987s (+0.0%)	46 → 46 (+0.0%)	2,120 → 1,986 (-6.3%)
impaired/20%-REFUSED	0.414s → 0.415s (+0.1%)	0.584s → 0.586s (+0.4%)	46 → 46 (+0.0%)	2,176 → 2,167 (-0.4%)
impaired/50ms-latency	1.840s → 1.840s (-0.0%)	3.226s → 3.223s (-0.1%)	46 → 46 (+0.0%)	511 → 1,822 (+257%)
impaired/20%-then-2.5%-dead-names	4.177s → 3.795s (-9.1%)	11.662s → 13.395s (+15%)	39 → 39 (+0.0%)	2,972 → 2,192 (-26%)