Describe the polynomial backoff curve used in the quota adjustment

(cherry picked from commit 56ef09c3)

Describe the polynomial backoff curve used in the quota adjustment
(cherry picked from commit 56ef09c3)
b154ef1f · Ondřej Surý · Michał Kępień · edd73f91 · b154ef1f
Commit b154ef1f authored Nov 01, 2019 by Ondřej Surý Committed by Michał Kępień Nov 06, 2019
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lib/dns/adb.c lib/dns/adb.c +3 -1

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--- a/lib/dns/adb.c
+++ b/lib/dns/adb.c
@@ -4211,7 +4211,9 @@ dns_adb_changeflags(dns_adb_t *adb, dns_adbaddrinfo_t *addr,
 }

 /*
- * (10000 / ((10 + n) / 10)^(3/2)) for n in 0..99.
+ * The polynomial backoff curve (10000 / ((10 + n) / 10)^(3/2)) <0..99> drops
+ * fairly aggressively at first, then slows down and tails off at around 2-3%.
+ *
 * These will be used to make quota adjustments.
 */
 static int quota_adj[] = {