Permalink
Browse files

Add warning about time on very low TTL's.

  • Loading branch information...
1 parent 105064c commit ca66b826f25e1db83d191780e0bcac4a070c6911 @dormando dormando committed Nov 4, 2017
Showing with 3 additions and 0 deletions.
  1. +3 −0 doc/protocol.txt
View
@@ -89,6 +89,9 @@ of seconds in 30 days); if the number sent by a client is larger than
that, the server will consider it to be real Unix time value rather
than an offset from current time.
+Note that a TTL of 1 will sometimes immediately expire. Time is internally
+updated on second boundaries, which makes expiration time roughly +/- 1s.
+This more proportionally affects very low TTL's.
Error strings
-------------

0 comments on commit ca66b82

Please sign in to comment.