The "atomic test and set of disk block returned false for equality" error can manifest in various ways, including:
This is the most insidious cause—the hardware returns no error, the read succeeds, but the data is wrong. The "atomic test and set of disk block
If the storage area network (SAN) is experiencing high latency or "dropped frames," the heartbeat signals or metadata updates may arrive late, leading the host to believe a block is in a state that has already changed. the read succeeds
is an atomic operation (uninterruptible) that does two things: The "atomic test and set of disk block