docs(pool): fix random connection lifetime reduction: 5%, not 10%

Close #1100.

diff --git a/docs/api/pool.rst b/docs/api/pool.rst
index 76aed2b7db7c5e59c3e1a9c80c1d2e652b46f3e4..aff683a5dbad41987dac25d36c8887b4c0443453 100644 (file)
--- a/docs/api/pool.rst
+++ b/docs/api/pool.rst
@@ -125,7 +125,7 @@ The `!ConnectionPool` class
    :param max_lifetime: The maximum lifetime of a connection in the pool, in
                         seconds. Connections used for longer get closed and
                         replaced by a new one. The amount is reduced by a
-                        random 10% to avoid mass eviction.
+                        random amount up to 5% to avoid mass eviction.
    :type max_lifetime: `!float`, default: 1 hour
 
    :param max_idle: Maximum time, in seconds, that a connection can stay unused