* service: watchdog logic: for testing purposes allow ping, but do not require pong
* journal:
+ - do not use magic msync() in src/journal/journal-file.c, just call fsync()
+ <alxchk> poettering: looks like msync just calls vfs_fsync
+ http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/mm/msync.c#n18
- import and delete pstore filesystem content at startup
- journald: also get thread ID from client, plus thread name
- journal: when waiting for journal additions in the client always sleep at least 1s or so, in order to minimize wakeups