I'm pretty sure we still have a leak (or overagressive state-keeping) somewhere, my workers on the blades all went up to 4G of memory within a few hours this afternoon. Is that a "know problem" seen elsewhere as well? Robin -- Robin Sommer * Phone +1 (510) 722-6541 * robin at icir.org ICSI/LBNL * Fax +1 (510) 666-2956 * www.icir.org