On Thu, Apr 9, 2009 at 2:43 PM, Dino Vliet <dino_vl...@yahoo.com> wrote: > Dear freebsd people, > > I have just installed 4 x 2gb kingston memory banks (Kingston HyperX 4GB > 800mhz DDR2 Non-ECC CL5 (5-5-5-15) DIMM) onto my AMD 64 system with a X2 5200 > CPU. The motherboard I have in this system is MSI K9AG Neo2-Digital. > > The system boots fine and I wanted to try memtest to see if there would be > errors. So I installed that /usr/ports/sysutils/memtest port and did > > # memtest 2400 > > The output I got is: > Continuing with unlocked memory; testing will be slower and less reliable. > > ....... > pagesize 4096 > pagesizemask is 0xfffffffffffff000 > want 2400MB (2516582400 bytes) > got 2400MB (2516582400 bytes), trying mlock .......failed for unknown reason > Loop 1: > ..... > > In my /etc/rc/conf file I had added these lines in the past (when I had 4gb > RAM installed in it) > > sysctl -w kern.ipc.shmmax=1954311424 > sysctl -w kern.ipc.shmall=238000 > > What is the case here? Why is memtest failing to use mlock? How can I > eventually make sure I can run memtest with 8000mb? > > The purpose of this machine is that it will be used for a various data > intensive tasks where I need to be able to allocate as much memory possible. > I am running a postgresql database server on it as well to store my source > data.
I've run into similar problems trying to use that particular memtest port. If you want to more reliably test the memory, I'd suggest using memtest86+ from http://www.memtest.org/ It is much more thorough and runs independent of the operating system. Regards, Josh _______________________________________________ firstname.lastname@example.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "freebsd-questions-unsubscr...@freebsd.org"