crash
a node stops executing code until it is restarted
crash in a sentence
“The primary crashed during the write, triggering an automatic failover to the replica.”
Related Words
crash-stop
a failure model where a node stops executing and never recovers
crash-recover
a failure model where a node stops executing code and later restarts from durable state
clock drift
the difference in rates at which clocks advance, causing clock skew to increase over time
clock skew
the instantaneous difference between clocks on different processes; affects correctness of systems relying on wall clocks
latent sector error
a storage fault where disk sectors are damaged and the error is detected or reported on read
lost write
a storage system informs the layer above that a write occurred when it actually has not