Having taken on too many responsibilities or obligations, often leading to stress or inability to fulfill them all.
She felt overcommitted after agreeing to lead three different projects at work.
Of a computing system, having allocated more resources (such as memory, CPU, or storage) than are physically available, relying on the assumption that not all resources will be used simultaneously.
The virtual machines were unstable because the host server was overcommitted on memory.
overcommitverb
To commit oneself to more tasks or responsibilities than one can manage or handle.
She tends to overcommit at work, taking on more projects than she can realistically complete.
To allocate more resources, such as time or money, than are available or prudent.
The company overcommitted its budget, leading to financial difficulties later in the year.
(computing) To allow or configure a system to allocate more memory or other resources than are physically available, assuming not all allocations will be used simultaneously.
Linux systems can be tuned to overcommit memory for higher utilization.