From 56ef09c3a16c0777bc3ee8684923320b0d858190 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20Sur=C3=BD?= <ondrej@sury.org>
Date: Fri, 1 Nov 2019 12:22:56 -0500
Subject: [PATCH] Describe the polynomial backoff curve used in the quota
 adjustment

---
 lib/dns/adb.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/dns/adb.c b/lib/dns/adb.c
index fd937bbb9f..4c670f07c8 100644
--- a/lib/dns/adb.c
+++ b/lib/dns/adb.c
@@ -4171,7 +4171,9 @@ 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[] = {