Query on shells

[Ihnat]

In <129 at peregrine.UUCP>,  Mike Wexler writes:

>	For instance if I type in the command:
>		cat xyz | more
>	It doesn't not more the whole contents of xyz into memory and then
>	feed it into more, but it moves the data in 512 byte(system dependent)
>	chunks into more. More then outputs the stuff to the screen.

It's not horribly important, I suppose, but don't make the poor, tired
kernel appear more inefficient than it deserves.  A pipe will actually
accept up to 4K of data without any reads from the other end before it
wedges....
-- 
	Dave Ihnat
	Analysts International Corporation
	(312) 882-4673
	ihnp4!aicchi!ignatz