I want to monitor the percent of memory usage of instances, which need to
assume that the memory usage is not exceeded.
But I found that in CloudFoundry, the mem_quota is not forced to limit the
mem_usage by default(DEA only check this in "secure mode").
So, when running vmc stats, we can see things like Memory: 256/64 MB. It is
So why we do not use secure mode as default?