Today (Saturday) We will make some minor tuning adjustments to MySQL.

You may experience 2 up to 10 seconds "glitch time" when we restart MySQL. We expect to make these adjustments around 1AM Eastern Daylight Saving Time (EDT) US.

Linux and UNIX Man Pages

Linux & Unix Commands - Search Man Pages

FreeBSD 11.0 - man page for pwait (freebsd section 1)

PWAIT(1)						    BSD General Commands Manual 						  PWAIT(1)

NAME
pwait -- wait for processes to terminate
SYNOPSIS
pwait [-v] pid ...
DESCRIPTION
The pwait utility will wait until each of the given processes has terminated. The following option is available: -v Print the exit status when each process terminates.
DIAGNOSTICS
The pwait utility returns 0 on success, and >0 if an error occurs. Invalid pids elicit a warning message but are otherwise ignored.
SEE ALSO
kill(1), pkill(1), ps(1), wait(1), kqueue(2)
NOTES
pwait is not a substitute for the wait(1) builtin as it will not clean up any zombies or state in the parent process.
HISTORY
A pwait command first appeared in SunOS 5.8.
BSD
November 1, 2009 BSD

Featured Tech Videos