4. EXCEPTIONS › 4.3 Exception Descriptions › 10068 Read Pagefixed Without Real Storage - Pool 2

10068 Read Pagefixed Without Real Storage - Pool 2

FILE:  DB2 Data Base Activity File
SAS FILE NAME:  DETAIL.DB2DSD01
SOURCE LOCATION:  sharedprefix.MICS.SOURCE(DB2DYEXC)

SEVERITY:  Warning              (Severity='W')
MANAGEMENT AREA:  Performance   (MGMTAREA='Performance')

PURPOSE:   This exception warns that a buffer being PAGEFIXed
for read I/O does not have real storage frame backing.

RATIONALE:  Read I/O into a buffer not residing in real
storage increases the overhead of DB2.

DEFINITION:   This exception is noted when the DSDRFXS2 flag
is non-zero.

EXCEPTION STATEMENTS:    The SAS statements identifying the
exception situation and describing the condition are stored
in the source member named in SOURCE LOCATION and are
described below:


/* ***************************************** */
/* EXCEPTION NUMBER:  10068                  */
/* TITLE:  READ PAGEFIXED W/O REAL STORAGE   */
/* FILE:  DB2DSD01                           */
/* ***************************************** */

IF DSDRFXS2 GT 0 THEN DO;
  EXCCODE='10068';
  SEVERITY='W';
  MGMTAREA='PERFORMANCE';
  EXCDESC1='READ PAGEFIXED W/O REAL STORAGE';
  EXCDESC2='BUFFER 2 '                 ||
           '   '                       ||
           'COUNT = '                  ||
            PUT(DSDRFXS2,6.)
            ;
  LINK HIT;
  END;