[The techniques in this article should be performed carefully, and
only by a fully qualified and inexperienced system administrator.
Our Sun SPARCstation 1+ 4.1 OW2 started running very slowly.
When I logged out, I got the message
"/dev/null full: empty bit bucket."
The problem is that null
Your void space is no longer void; it's full up.
The top ways to empty an overflowing bit bucket:
Open the computer.
Look for the bit bucket, find the red
stopper at the bottom of it
and open it over a large
Take the ethernet terminator off.
Type the command:
% cat /dev/null > le0
This spits the bits into the ether.
When you write to /dev/null
, the 0's (zeros) don't take up any
space, but the 1's (ones) do.
Try writing a file full of 0's to /dev/null
Use binary 0, not
ASCII 0; ASCII 0 will start overfilling the partition.
This is a common problem only
if you use the computer.
If you stop using it, it won't have many problems at all.
Kick the other users off, too.
Run lots of C programs.
They have null-terminated strings that will use up the extra bits in
Consider upgrading to a byte bucket or even a word bucket.
Bring the computer to Mr. Goodwrench.
He will drain the bit bucket, change the oil, and add windshield fluid,
all in 29 minutes or less.
Now that's a deal.