> ./stress --cpu 8 --io 4 --vm 2 --vm-bytes 2M --timeout 300s The problem seems to be caused by the vm part of the stress code. When I run this with vm = 1 it works fine , when the vm thread is increased it causes the problem. The thread does sync while (1){ sync (); } Anyone got any suggestions. Thanks in advance Regards Giri - To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html