Analyzing Lock Escalation

Analyzing Lock Escalation

What is Lock Escalation? When LOCKLIST and MAXLOCKS are not set to AUTOMATIC, or total system memory is constrained, lock escalation can occur. When there is not enough room in the lock list to store additional locks that an application needs to continue processing,...
Dropping a DB2 Schema and Objects it Contains

Dropping a DB2 Schema and Objects it Contains

It may be something that’s not terribly common to have to do, but that makes it all the more important that we document how to do it. Dropping a schema and all of the objects in that schema used to be tedious and time-consuming. We used to have to look for a...
SQL2032N When Backing Up a DB2 Database

SQL2032N When Backing Up a DB2 Database

When taking a backup of a DB2 LUW database, there are a lot of options to choose from. I like to specify as many as possible to make it clear exactly what I want, even if I am specifying the defaults. Though I very rarely specify the number or size of backup buffers,...
ENOMEM by db2fmp in db2diag.log

ENOMEM by db2fmp in db2diag.log

I can’t remember the last time a ulimit bit me, but the time has come again. Everyone is used to removing all the limits for the instance ID at this point, I hope, but have you ever considered the ulimits for your fenced user id? The Problem In the DB2...
DB2 LUW Error Message: SQL0964C

DB2 LUW Error Message: SQL0964C

Error Message SQL0964C The transaction log for the database is full. SQLSTATE=57011 or DB21034E The command was processed as an SQL statement because it was not a valid Command Line Processor command. During SQL processing it returned: SQL0964C The transaction log for...