Following the upgrade, all the way to 5.211.65-19 from 5.211.65-1, new calls are not being added to the CDR. It happened sometime AFTER 5.211.65-6.
> cdr show status
Call Detail Record (CDR) settings
----------------------------------
Logging: Enabled
Mode: Simple
Log unanswered calls: No
Log congestion: No
* Registered Backends
-------------------
cdr-custom
Adaptive ODBC
> odbc show
ODBC DSN Settings
-----------------
Name: asteriskcdrdb
DSN: MySQL-asteriskcdrdb
Last connection attempt: 2014-10-15 14:50:06