crash-recover
a failure model where a node stops executing code and later restarts from durable state
crash-recover in a sentence
“With crash-recover semantics, the node replayed its write-ahead log on restart.”
Related Words
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
torn write
a storage system stores only part of a requested write, leaving data in a partially updated state
memory corruption
data read from memory differs from what was written, caused by cosmic rays or hardware defects