Messages in this thread | | | Date | Wed, 18 Sep 2002 09:30:10 -0700 | From | Dan Kegel <> | Subject | Re: Hardware limits on numbers of threads? |
| |
Ulrich Drepper wrote: > > http://people.redhat.com/drepper/glibcthreads.html says: > > > >>Hardware restrictions put hard limits on the number of > >>threads the kernel can support for each process. ... > > > > Is this true? Where does the limit come from? > > This was and is true with the kernel before 2.5.3<mumble> when Ingo > introduced TLS support since the thread specific data had to be > addressed via LDT entries and the LDT holds at most 8192 entries. The > GDT based solution now implemented in the kernel has no such limitation > and the number of threads you can create with the new thread library is > only limited by system resources.
Thanks. I've updated http://www.kegel.com/c10k.html#threaded accordingly.
- Dan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |