process-specific area found insufficient during aa...aa processing.

aa...aa: Execution state

OPEN: Open processing

FSTAT: File information collection processing

STATFS: File system information collection processing

BUFFER/HBUFF1/HBUFF2/IOBUFF: Reserving buffer

DELETE: Delete processing

CREATE: Physical file allocation processing

READ: Input processing

S: Stops command processing.

O: Reduce the number of processes being executed, and retry.