My fleet of machines I was the owner of at Facebook was around 10,000. I still remember the odd JVM crash that prompted me to reimage a machine. I wouldn't have remembered it except there were a few that month and it was the 3rd time I reimaged the same machine that I thought, "That's odd... I think I know that machine name." Checked history, saw the 3 repair jobs I had submitted... RAM was reset, CPU was eventually guessed at as bad.
Cattle is a threshold, but when the same problem keeps coming up it's time to call the vet. http://rachelbythebay.com/w/ has many good examples of this, some submitted and voted up here.
Cattle is a threshold, but when the same problem keeps coming up it's time to call the vet. http://rachelbythebay.com/w/ has many good examples of this, some submitted and voted up here.