Public cloud environments are multi-tenant and VMs share the physical server which can result in VMs fighting for resources. Because a bare metal cloud is made up of dedicated servers, this problem is avoided.
People with sleep apnea often wake up suddenly due to shortness of breath. Upon waking, they may also choke, snort, or gasp. You may not even be aware of some of these symptoms while you sleep, but waking up feeling out of breath is a strong indicator that you have sleep apnea.
Apnea: Introduction. Apnea is a cessation or pause in breathing. Very short episodes of apnea can be normal, and a person can induce voluntary, short-term apnea by holding one's breath. However, apnea can also be a symptom of a variety of mild to serious disorders, diseases or conditions.