Synonyms:
- Running on absolutely nothing
- The last gasp before total failure
- One notification from oblivion
- Functioning by miracle alone
- About to be of no use to anyone
- Giving its final effort
- Barely sustaining itself
- Clinging to the last electron
- Performing a farewell tour
- Moments from going dark
- Trying its best and failing
- The definition of running out of road