 by <a href="http://www.cs.cornell.edu/Info/People/chandra/home.html">Tushar Deepak Chandra</a> and <a href="http://www.cs.cornell.edu/Info/People/sam/sam.html"> Sam Toueg.</a> This paper has 51 pages.  To get a postscript copy of this paper, click <a href="ftp://ftp.cs.cornell.edu/pub/chandra/failure.detectors.algorithms.ps.Z">here</a> (or <a href="ftp://ftp.db.toronto.edu/pub/vassos/failure.detectors.algorithms.ps.Z">here</a> to get it from the mirror site).  To appear in <a href="http://theory.lcs.mit.edu/~jacm/">JACM</a>. <h2>
