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...ched total allocation of 1535Mb". The lmer() function was successful (no errors or warnings). However when I do "summary(fit.lmer), I got this "Error: cannot allocate vector of size 19.5 Mb). I used memory.size() and got 1880. I used memory.limit(2500) to increase the memory size to 2500Mb, however I still get the warning messages as above. I entered memory.limit() to check whether the size has been increased or not, and R returns 2500. I am running the program on Windows XP Professional, CPU 2.00GHz and 3.3 GB of RAM. I appreciate your advices. Thank you. Julia -- View this mess...

Hi Stefan & All: Now I find vhost-vsock has two performance problems even if it is not designed for performance. First, I think vhost-vsock should faster than vhost-net because it is no TCP/IP stack, but the real test result vhost-net is 5~10 times than vhost-vsock, currently I am looking for the reason. Second, vhost-vsock only supports two vqs(tx and rx), that means if multiple sockets in

Hi Stefan & All: Now I find vhost-vsock has two performance problems even if it is not designed for performance. First, I think vhost-vsock should faster than vhost-net because it is no TCP/IP stack, but the real test result vhost-net is 5~10 times than vhost-vsock, currently I am looking for the reason. Second, vhost-vsock only supports two vqs(tx and rx), that means if multiple sockets in

Hi guys, I have Xen 3.0.3 installed with yum on Centos 5.1. I''am facing an issue trying to resize the disk image of a centos 4.5 VM. The VM disk size is 50Go and i need to add 150Go. I tried two methods so far : -------------1st method----------------------- dd if=/dev/zero of=<image file> bs=1M conv=notrunc count=1 seek=2500 * losetup /dev/loop0 <image file> * e2fsck -f

Hi, I am running a VOIP application on Centos 5.3. It is a 16 core box with 12 G of mem and all what it does is passing packets. What happens is that at around 2K channels running g711 ( 64k) codec, all eth0 is used up and no more traffic can go through. I have checked google and it talked about interrupt scheduler. does anyone know how to configure the kernel to allow it to use all CPSs for