The following bug has been logged online:
Bug reference: 5853
Logged by: lxzou
Email address: zoulx1982(at)163(dot)com
PostgreSQL version: 9.0.1
Operating system: Linux 64
Description: when the walsender cannot exit when reboot slave
computer
Details:
In streaming replication, when i restart the computer where slave in
running, the process walsender in primary cannot exit.