Environment clarification: HPLJ4000TN JetDirect J3111A Firmware G.08.49 (newest), on a BNC(!) connection.
This being a 10Mbps BNC connection here could be another indication that this 100% CPU lockup issue possibly happens on slower connections only (this issue does not seem to be too wide-spread, thus maybe it affects slow-net users only) The CUPS backend mechanism had issues before already (STR #2664, http://www.cups.org/str.php?L2664+P0+S-2+C0+I0+E0+M20+Q ): ------------------------------------------------------------------------ r7204 | mike | 2008-01-09 19:59:55 +0100 (Mi, 09 Jan 2008) | 3 lines Don't select() on the output side of the device if we have a side-channel callback - this causes 100% CPU usage (STR #2664) Andreas Mohr -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]