OnLine Message Log 8-15
Alphabetized Messages
typeis the log record type (refer to tblog); len is the length of the log record
in bytes.
ERROR: logread()- loguniq nn logpos 0xn
OnLine detected an error while attempting to read from the logical log. The
loguniq value is the logical log logid value; thelogpos value is the logical
log position, expressed as a hexadecimal.
ERROR: logundo(n)- iserrno nn us 0xn pid nn tx 0xn loguniq nn
logpos 0xn
OnLine detected an error while attempting to roll back a logical log record.
The following information displays:
■logundo(n)is an internal definition of the type of the log record that
could not be rolled back.
■iserrno is theISAM error number that indicates the reason for the
failure.
■us is the address of the user structure in shared memory
(hexadecimal).
■pid indicates the database server process that generated the error.
■tx is the address of the transaction structure in shared memory
(hexadecimal).
■loguniq is the logical log logid.
■logpos is the logical log position (hexadecimal).
ERROR:NO “waitfor” locks in Critical Section.
OnLine does not permit a database server process to own locks that might
have to wait while that server process is within a critical section. Any such
lock request is denied and anISAM error message is returned to the user.
error on log write, buf 0xn, physaddr nn, npages nn
Anerror has occurred during an attempt to flush a logical log buffer to disk.
OnLineinitiates a shutdown to preserve database integrity and consistency.
Thebuf value is the address of the logical log buffer in shared memory
(hexadecimal); thephysaddr value is the physical address of the logical log
buffer; thenpages value is the size of the logical log buffer.