On SLES 64 there are two versions of the library libpthread.a - /usr/lib64/libpthread.a & /usr/lib64/nptl/libpthread.a.

What's the difference?

I'm guessing the later maybe implements the Native POSIX Thread Library while the former uses what? ? (LinuxThreads?, Next Generation POSIX Threads?). Linux Threads is the old version of threads. NPTL is the new version of

On Mon, 13 Dec 2004 15:44:47 +0100 "Simon Nattrass" wrote: threads. While I don't have the details, NPTL benchmarks much faster than the old thread library and also scales better across processors. -- Jerry Feldman Boston Linux and Unix user group http://www.blu.org PGP key id:C5061EA9 PGP Key fingerprint:053C 73EC 3AC1 5C44 3E14 9245 FB00 3ED5 C506 1EA9