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variable ORIGWAIT in PDB.TYPE70PR; variable ORIGWAIT and

SMF70WST are very close in PDB.TYPE70PR, but SMF70WST is

smaller by as much as a half second in 15 minutes.
Change 27.105 The ACF2VR dataset is enhanced with new ACFMTYPE variable

FORMATS that is formatted by new $MGACFTY format to decode the

VMACACF2 combination of the 2nd-4th bytes of ACVMFRES and the HEX

May 21, 2009 value of ACVMFLGS NI (LOGICAL AND'ed) with '3E'x. These

new values are primarily for DB2 activity identification.

Thanks to Jake Phillips, Lowe's Companies, USA.

Thanks to Jim Horne, Lowe's Companies, USA.

Thanks to David Pflum, CA, USA.


Change 27.104 The BVIR TS7700 HYDRA data contains GMT values for all of

VMACBVIR its timestamps, SMFTIME, STARTIME, ENDTIME, and VERTIME,

May 24, 2009 whether the data is in History File or SMF File format,

Jun 1, 2009 but there is no field with the GMT Offset time, so you

must tell MXG your GMT Offset value, with this syntax

%LET MACKEEP= MACRO _BVIRGMT -18000 % ;

if you want those datetimes on your local time zone.

For USA sites, the value is negative, -18000 for EST at

5 hours, -14400 for EDT at 4 hours behind GMT, etc.

You set that GMT offset value using:

- SMF-FORMAT BVIR DATA:

// EXEC MXGSASV9

//SMF DD DSN=BVIR.SMF.FORMAT,DISP=SHR

//PDB DD DSN=BVIR.PDB.LIBRARY,DISP=(,CATLG),....

%LET MACKEEP= MACRO _BVIRGMT -18000 % ;

%INCLUDE SOURCLIB(TYPSBVIR);

or

- HISTORY-FORMAT BVIR DATA:



// EXEC MXGSASV9

//BVIRHIST DD DSN=BVIR.HISTORY.FORMAT,DISP=SHR

//PDB DD DSN=BVIR.PDB.LIBRARY,DISP=(,CATLG),....

%LET MACKEEP= MACRO _BVIRGMT -18000 % ;

%INCLUDE SOURCLIB(TYPSBVIH);

Labels were revised Jun 1.

Thanks to Perry Lim, Union Bank, USA.
Change 27.103 New INTERVAL values of THREEMIN and TWOMIN are created,

VMXGDUR and they can be used in any MXG INTERVAL= parameter in

May 21, 2009 ALL ANALxxxx/ASUMxxxx/TRNDxxxx/RMFINTRV invocations.

Thanks to Jacob Nudel, Thomson Reuters, USA.


Change 27.102 PARTNCPU and other variables in PDB.ASUM70PR could be

VMXG70PR missing values if the last LPARNAME in this sort order

May 20, 2009 BY CECSER SYSPLEX SYSTEM SYSNAME SMF70GIE GMTOFFTM

LPARNUM LPARNAME;

was for a non-z/OS LPAR, as the "CP-engine" variables

are missing values in non-CP-engine LPARS. This could

only occur with recent ASUM70PR enhancements in 27.02+

that added non-CP-engine LPARS to PDB.ASUM70PR dataset.

This case had a z/VM LPAR with only IFLs as last LPAR.

By changing sort order to GMTOFFTM DESCENDING LPARNUM,

the LAST LPAR for every interval will be LPARNUM=0,

LPARNAME='PHYSICAL' LPAR, which always has the variables.

Thanks to Paul Naddeo, FISERV, USA.
Change 27.101 -PRISMA log record could have colon or period delimiters

VMACPRPR in DATE or TIME character fields, so MXG had two separate

May 20, 2009 links for conversion, but four combinations could exist,

Jun 2, 2009 causing missing values in STARTIME and ENDTIME. But only

Jun 22, 2009 one conversion is needed, by using '.:' in the SCAN() to

decode with whichever delimiter is present.

-Variable COPY was not kept in PRPR1620 dataset.

-Jun 19: JOBNAME increased to $128 as it can contain more

text. Fortunately, since PRISMA code is executed

standalone, with only the PRISMA log file read, this ONLY

impacts the length of JOBNAME in the PRISMA datasets.

-Variables COPY, UNKNOWN, PRINTCNT, MEDIANUM, OFFSETS in

PRPR1620 are read in that order to correct values.

Thanks to Nik Marien, KBC Global Services NV, BELGIUM.


Change 27.100 -MXG "trashed" dataset ZRBLCP in RMF III from z/OS 1.10

VMACRMFV because MXG (in a rare case) didn't use the triplet for

May 20, 2009 offset/length for the INPUT of the CPC Logical Processor

May 25, 2009 Section (DSECT ERBCPCDB). 24 bytes inserted after the NR

of LCPUs, and 8 bytes added to each LCPUADDR segment with

CPUG3 Version=5 and CPCDB Version=4 are now properly read

using the triplet, which will also protect for future IBM

changes, transparently, without trashed output data.

-IBM RMF III Support provided doc of the new LCPUADDR data

fields, in those extra bytes, now these new variables

LCPUPRMN='PROC*MIN*WEIGHT'

LCPUPRMX='PROC*INI*WEIGHT'

LCPUPOLW='POLAR*WEIGHT'

in the ZRBLCP dataset.

-But in validating this correction, I saw that there were

observations for each LCPUADDR, including offline engines

and LCPUADDR that were NEVER dispatched during each one

minute interval, a waste of disk space, so the logic now

only outputs ZRBLCP observations if LCPUPDTM dispatch is

non-zero (but that could be overridden in MACRO _EZRBLCP

if you really want all the zero dispatch intervals to be

created).

Thanks to David Lo, Bank of America, USA.

Thanks to Betty Wong, Bank of America, USA.


Change 27.099 -The optional Omegamon DB2 segment for CICS/TS 3.2 or 4.1

IMACICOB had correct counts but the durations were way too small.

May 20, 2009 They were divided by 4096 instead of multiplied by 16 in

Change 25.238, when a new block of code for CICS/TS 3.2+,

for SMFPSRVR GE 65.0 used the /4096 conversion, expecting

a TODSTAMP value, instead of the old *16 conversion for

16 microsecond values. I must have misread the DSECT.

The new block with /4096, and the tests for SMFPSRVR are

now all removed, and there is a single code block for all

CICS versions.

-The 100-byte segment always exists when enabled, but its

internal length is zero if the transaction did not call

DB2, so the MXG logic now only INPUTs those 24 fields if

that length is non-zero (so those variables will have a

missing value in non-DB2 transactions, instead of all

having values of zero).

Thanks to Jim Polenti, Edward Jones, USA.

Thanks to Jeana M. Bechtel, Edward Jones, USA.


Change 27.098 -Typos in BLDSMPDB for WAS were corrected in BLDSMPDB

BLDSMPDB the statement weekkeep=&wek2kep.

VMXGALOC was changed to weekkeep=&wek2keep,

May 19, 2009 and after line 437, this statement was inserted

dayskeep=&day2keep,

-In VMXGALOC, the %GLOBAL was removed as superfluous;

the variables are being set by a SYMPUT which is an

implicit GLOBAL. This removed spurious messages on the

SAS log, messages that were different when MXG was run

in a Window versus run in Batch.

Thanks to Gary Havlatka, Creative Automation, USA.
Change 27.097 -PDB.DB2STATS now has ALL DB2 STATISTICS interval data.

READDB2 DB2 V9 DB2STAT0, DB2STAT1, DB2GBPST, DB2STAT4 (IFCID 225)

VGETOBS are merged to create PDB.DB2STATS, and for DB2 V8, the

VMACDB2 DB2STAT0, DB2STAT1, T102S225 are merged in PDB.DB2STATS.

May 24, 2009 -All variables (QW0225xx) from DB2STATS4 (DB2 V9+) are

Jun 25, 2009 automatically merged into the PDB.DB2STATS dataset.

-All variables (QW0225xx) from T102S225 (DB2 V8) can be

merged into the PDB.DB2STATS dataset, but you may have to

make some updates, if you don't use %READDB2, below.

-READDB2 always creates DB2STAT4 with IFCIDS=STATISTICS.

-READDB2 only creates T102S225 if IFCIDS=225 .... is used.

-READDB2 updates PDB.DB2STATS with DB2STAT4 if STATISTICS

is specified. If IFCID 225 is also specified, then the

T102S225 is also updated into PDB.DB2STATS.

-If you use BUILDPDB, TYPEDB2, TYPSDB2 instead of READDB2:

-All variables (QW0225xx) from DB2STATS4 (DB2 V9+) are

automatically merged into the PDB.DB2STATS dataset.

-All variables (QW0225xx) from T102S225 (DB2 V8) can be

merged into the PDB.DB2STATS dataset, but you have to

tell MXG you have V8 data to be added; see below.

-You should use PDB.DB2STATS for all statistics reports,

replacing use of DB2STAT0, DB2STAT1, DB2STAT4, DB2GBPST,

and T102S225 in your DB2 reports.

More details:

-DB2 V9 DB2STAT4 (optional IFCID=225, ID=100, subtype=2)

and DB2 V9 DB2GBPST (100 subtype 1 QBGL) variables are

now merged to expand existing PDB.DB2STATS dataset to

contain all variables for each interval for each DB2

Subsystem, i.e., all possible variables from the DB2

ID=100 Subtype 0, 1, or 4 SMF records. DB2STAT4 vars are

added by %INCLUDEs of TYPEDB2, TYPSDB2, or BUILDPDB, or

by using %READDB2(IFCIDS=STATISTICS) program for V9.

-DB2 V8 writes IFCID=225 as an SMF 102 subtype 225 Trace

record, and MXG creates the T102S225 dataset for V8, but

it has the same variables as the V9 DB2STAT4, so DB2 V8

IFCID=225 variables can also be added into PDB.DB2STATS:

-%READDB2(IFCIDS=STATISTICS 225,PDBOUT=PDB) will create

both T102S225 and DB2STAT4 and merge each to expand

and populate the PDB.DB2STATS dataset with both V8 and

V9 IFCID=225 variables.

-To add V8 IFCID=225 processing to BUILDPDB, and to add

those variables to PDB.DB2STATS, you need to EDIT

these statements into these MXG exit members into your

"USERID.SOURCLIB" tailoring PDS library/directory:

EXPDBINC:

%INCLUDE SOURCLIB(VMAC102);

EXPDBVAR:

MACRO _VARUSER _V102225 %

EXPDBCDE:

MACRO _CDEUSER _HDR102 _C102225 _END102 %

EXPDBOUT:

_SDB2STY


-If you instead use these other ways to create T102S225

dataset for DB2 V8, depending on how you created it:


if created by old-style macro macro variable

TYPE102 _W102225 &W102225

TYPS102 _L102225 &P102225

%READDB2 _W102225 &W102225

%READDB2(PDBOUT) n/a &PDBOUT

EXPDBOUT PDB PDB


then you have to use %LET to set the DDNAME of your

T102S225 dataset's library, and then insert the new

_SDB2STY macro token in your source program, after you

have created PDB.DB2STATS and PDB.T102S225, e.g.:

%LET PDB2STY=PDB;

_SDB2STY;

RUN;

-READDB2 in MXG 27.02-27.03, when ONLY the IFCIDS=225 was



requested, caused a 10-fold increase in CPU time if there

were lots of other DB2 records, because READDB2 in those

versions (incorrectly) created all of the other DB2ACCTx

and DB2STATx datasets when only T102S225 was desired.

lots of unwanted ID=101 records. Now, only T102S225 is

created if only IFCIDS=225 is specified.

-All executions of READDB2 should be faster; all non-DB2

SMF records are immediately skipped as soon as the SMF ID

is read; previously, all DB2 Product Headers were read

before record selection/skipping was done.

-PROC COPY IN=WORK OUT=&PDBOUT was incorrectly run (copy

each DATASET to the &PDBOUT libname) when &PBOUT=YES,

was specified, causing LIBNAME YES NOT FOUND. Now, the

PROC COPY is bypassed if PDBOUT=YES.

-VGETOBS was enhanced with new NOEXIMSG=NO argument that

bypasses printing of the DATASET DOES NOT EXIST message

and the DATASET HAS nnn OBSERVATIONS message, useful when

VGETOBS is used only to detect that a dataset exists.

-These new variables, based on IBM MEMU2 report example:

are created in PDB.DB2STATS from the DB2STAT4/T102S225:

CUSHION = QW0225SO+QW0225MV+QW0225CR;

NDB2STOR= QW0225EH-QW0225GM-QW0225GS-QW0225FX-QW0225VR

ALLOWSTR= QW0225RG-CUSHION-NDB2STOR;

THRDUSE = QW0225RG-CUSHION-NDB2STOR-QW0225GM

-QW0225AS-QW0225FX-QW0225EL;

THRDFTPT= (QW0225VR-QW0225AS+QW0225GS) /

(QW0225AT+QDSTCNAT);

MAXTHRDS= THRDUSE / THRDFTPT;

TOTTHRDS= QW0225AT+QDSTCNAT;

OVERALLO= MAXTHRDS - TOTTHRDS;

CUSHION ='CUSHION*WARNING'

NDB2STOR='TOTAL*DBM1*STORAGE'

ALLOWSTR='ALLOWABLE*STORAGE'

THRDUSE ='THREAD*STORAGE*USED'

THRDFTPT='THREAD*STORAGE*PER THREAD'

MAXTHRDS='MAXIMUM*THREADS'

TOTTHRDS='TOTAL*THREADS'

OVERALLO='OVER*ALLOCATED*THREADS'

Thanks to Ray Dunn, CIGNA, USA.

Thanks to Deborah L. Soricelli, CIGNA, USA.


Change 27.096 There is a new "MEM" object with 15 new variables:

VMACNMON MEMTOTAL HIGHTOTAL LOWTOTAL SWAPTOTAL MEMFREE

May 18, 2009 HIGHFREE LOWFREE SWAPFREE MEMSHARED CACHED

BIGFREE BUFFERS SWAPCACHED INACTIVE ACTIVE

instead of the non-overlapping 5 memory variables that

were in previous NMON MEM Object records.

The order of the two LOW/HIGH sets in these new fields

is clearly mis-documented in the "MEM" Header record;

the LOW value precedes the HIGH value, so MXG's code now

matches the actual data rather than the documentation.

-Labels for variables REALFREE & VIRTFREE didn't include

"PERCENT". Those memory percentages are calculated as

REALFREE=100*REMBFREE/REMBTOTL;

VIRTFREE=100*VIMBFREE/VIMBTOTL;

-Both sets of memory variables are kept in NMONINTV.

-"NMON", "Nigel's Monitor", is now delivered as part of

TOPAS in AIX 5.3/6.1 or VIRTUAL I/O SERVER VIOS 2.1.

Thanks to Tom Draeger, Aurora Health Care, USA.


Change 27.095 The TRND23 member had not been updated to use the macro

TRND23 variables TRENDOLD TRENDNEW TRENDINP, which optionally

May 17, 2009 set the libnames for new, old and input trend libraries,

and old macro names expected the week input in the "PDB"

libname, when it should have used "WEEK" to match the

other TRND Trending members.

Thanks to Paul Gillis, Pacific Systems Management Pty. Ltd, AUSTRALIA
Change 27.094 A REALLY invalid SMF 30 Subtype 1 INPUT EXCEEDED RECORD

IMACACCT error had NRACCT=127 and LENACCT=400, impossible values,

May 14, 2009 and there was only trash at the OFFACCT location. MXG

only decodes 9 ACCOUNTn fields, printing a message for

the 10th, but IMACACCT did not protect for this much

of invalidity. Now, it stops reading the ACCT fields

when the 10th is encountered, with enhanced diagnostics.

Thanks to Barbara Nitz, Deutsche-Boerse, GERMANY.


Change 27.093 Variable JESNR in TYPETPMX datasets was only 5-digits but

VMACTPMX JESNR can now be up to seven digits. The VMXGJESN member

May 13, 2009 is now %INCLUDEd after JCTJOBID has been input, and the

Mar 20, 2012 JESNR is now created from JCTJOBID rather than just input

of the last five digits.

Mar 2012: Maximum JESNR is 999,999 because the first of

seven digits is always a zero.

Thanks to Paul Volpi, UHC, USA.

Thanks to James D. Lieser, UHC, USA.
Change 27.092 -VMXGOPTR errored with SAS V8.2 or V9.2 in different ways:

VMXGOPTR -ONLY under SAS V8.2, MXG 27.03 caused BUILDPDB errors in

VMXGSUM the VMXGSUM invocation for SUMSTATB with error messages

May 14, 2009 MXGNOTE: VMXGSUM FROM MXG 27.03 INVOKED BY SUMSTATB

May 18, 2009 ERROR: OVERFLOW HAS OCCURRED; EVALUATION IS TERMINATED.

May 22, 2009 ERROR: THE MACRO VMXGOPTR WILL STOP EXECUTING.

This error is ONLY in the SAS V8 %Macro compiler, and is

circumventable; the problem is that V8 %Macro compiler

is not terminating strings at the equal sign as expected,

but by wrapping the strings in double-quotes, to make it

a character compare rather than an evaluated comparison

circumvented the compiler error.

There is also an associated change between V8 and

V9 in the limit to the value of a numeric compare in the

macro language from 2**32 in V8 to 2**64 in V9, causing

the compare to work accidentally in V9 but not in V8.


The one statement in VMXGOPTR that caused SAS V8 to fail

IF "&STRING"="123456789123456789" %THEN ....

was corrected, so this part of MXG continues to execute

with SAS V8.2, BUT USING V9 IS MUCH BETTER AND SAFER!


-Enroute to isolating the actual error, we investigated

VMXGSUM for long-length-macro-text, a known past problem

with the SAS Macro Language, and did reduce the length of

some macro variables in the updated VMXGSUM, but it was

not the cause of the OVERFLOW.

This simple test isolated the V8-only compiler error:

%MACRO TESTCASE;

%LET STRING=12345678912345689;

%IF &STRING=12345678912345689 %THEN %PUT TEST FAILED;

%MEND TESTCASE;

%TESTCASE;

When executed on SAS V9, "TEST FAILED" was printed. when

run under SAS V8.2, the OVERFLOW occurred.
-Since V8.2 is ancient, I won't ask SAS Institute to spend

their time fixing the %Macro compiler error, with what

appears to be a complete circumvention. Chuck and I spent

a great deal of time chasing this V8-ONLY error, just so

those of you that are still limping along on ancient V8,

and knowing that you do need V9 (but just can't find time

to install it) can still get the full benefits of all of

the new features and enhancements in the current MXG.


-ONLY user SAS V9.2, just to get even, its macro compiler

found invalid syntax of %THEN %THEN in VMXGOPTR, when it

was called from deep within READDB2, causing V9.2 error

message NO MATCHING %IF FOR %THEN.

SAS V9.1.3 didn't burp with that same invalid syntax!

Thanks to Francois Chable, DTF/DESI, FRANCE.

Thanks to Hai Dang, DTF/DESI, FRANCE.

Thanks to Winnie Peng, Hawaii Medical Service Association, USA.


Change 27.091 ASG TMON/CICS variables WTSCWTTM and WTSCWTCN were input

VMACTMO2 reversed, with the counts in the time field (but divided

May 13, 2009 by 1 million!) and the time in the count filed (and NOT

divided as it should be), in three separate INPUTs.

Thanks to Shantha Hallett, Capgemini UK, ENGLAND
Change 27.090 Became Change 27.097.
Change 27.089 -The dataset TYPE72DL delay counters R723RW01-R723RW15 are

VMAC7072 now described by new variables R723RN01-R723RN15, from

May 11, 2009 the Resource Delay Type Names Section added in z/OS 1.10

to the SMF 72 Subtype 3 record. There is a separate Name

Section for each of subsystems (DB2,CICS,IMS,SMS,etc.)

that capture delay samples, so each can have a different

description of each of its fifteen delay counters.

-The _BTY72DL "BY list" sort order that removes dupes was

revised by adding RPRTCLAS as the penultimate variable, a

protection required ONLY if you have (unwisely) used the

same name for a Service Class and for a Reporting Class.
The R723RN01 Name fields have not been tested with data;

thus far, all test files have R723RDNN=0.

Thanks to Don Deese, (CPExpert), Computer Management Sciences, USA.
Change 27.088 Support for TS7700/BVIR Microcode 1.5.

FORMATS -Format $MGBVIDC added x23 3592 Model E05 x24 Model E06.

VMACBVIR x23='x23:3592 Model E05 (Encrypted)

May 6, 2009 x24='x24:3592 Model E06.

-New DLIBSEQN, Distributed Library Sequence Number is

added to all datasets; while documented as EBCDIC, the

same protective algorithm for GLIBSEQN in Change 27.077

is used for DLIBSEQN in case it really is also ASCII.

-BVIR10 new variable DEFTHRTL

-BVIR30 new variables:

PCTWDFTH AVGDEFTH BASEDFTH PRMIGTTH UNMIGD00

AWAITR00 UNMIGD01 AWAITR01

-BVIR33 new variables:

G1MLCTA1-G1MLCTA4 G1ALCTA1-G1ALCTA4 G2MLCTA1-G2MLCTA4

G2ALCTA1-G2ALCTA4 G3MLCTA1-G3MLCTA4 G3ALCTA1-G3ALCTA4

G4MLCTA1-G4MLCTA4 G4ALCTA1-G4ALCTA4 G5MLCTA1-G5MLCTA4

G5ALCTA1-G5ALCTA4 G6MLCTA1-G6MLCTA4 G6ALCTA1-G6ALCTA4

G7MLCTA1-G7MLCTA4 G7ALCTA1-G7ALCTA4 G8MLCTA1-G8MLCTA4

G8ALCTA1-G8ALCTA4

Thanks to Jens Mohring, HUK-COBURG, GERMANY.

Thanks to Markus Bansemir, HUK-COBURG, GERMANY.
Change 27.087 -NMONBBBP dataset contained blank values for many BBBPnnn

VMACNMON variables; the OUTPUT logic was relocated and revised.

May 5, 2009 -Variable BBBP029='ENTITLED*CAPACITY' instead had value of

BBBP050='ENTITLED CAPACITY OF POOL'. The values are

corrected, and several BBBPnnn labels were revised.

Thanks to Silvio Ferrari, Banca Carige S.p.a., ITALY.

Thanks to Franco Tonelli, Banca Carige S.p.a., ITALY.

Thanks to Gianvittorio Negri, SAS Institute, ITALY.


Change 27.086 -DB2STATS variables QISEKPGE, QISESPGE, QISESFRE, QISESKCT

VMACDB2 QISESKPT and QISEKFRE aren't accumulated fields, but they

May 5, 2009 were deaccumulated; variables QISEKTA and QISECTA were

also deaccumulated, and probably also shouldn't have been

but all test values are zeros for those two variables, so

they have not been validated. All eight variables are no

longer deaccumulated.

-Variable QISESPGE has a default value of 524287 pages

(2GB) that is set by a "hidden" zparm value of "SPRMABVC"

in DSN6SPRC, but IBM STRONGLY RECOMMENDS THAT YOU DO NOT

CHANGE THAT DEFAULT VALUE UNTIL/UNLESS DB2 L2 determines

there is a storage problem.

Thanks to John Shuck, Suntrust, USA.
Change 27.085 Omegamon ONDV datasets created from subtype 203 had blank

VMACOMCI values for the "xTRAN" variable because MXG did not INPUT

May 8, 2009 these three variables from the header: OMCIJOB, OMGAPPL,

and OMSAPPL. Now, all are kept in the OMCI-203 datasets:

OMCIADA OMCIADAT OMCIDLI OMCIDLIT OMCIDTCO

OMCIDTCT OMCIIDMS OMCIIDMT OMCISUPR OMCISUPT

OMCIVSAM OMCIVSAT

Thanks to Richard Schwartz, State Street Bank, USA.


Change 27.084 First MXG 27.03 had two members revised:

VGETDDS -The enhanced VGETDDS wasn't, having not been tested with

VMACIMSA all options; a missing %END and non-defined GOOVOO were

May 5, 2009 added (but that's why I didn't list VGETDDs in the list

May 12, 2009 of Major Enhancements, since it was still in testing, and

May 20, 2009 is not exactly mainstream!).

Additional cleanup of MXGWARN versus MXGERROR, protection

for START END, etc., were added.

-VMACIMSA addition of the new IMS45x statistics records

didn't have the new ST* variables in a FORMAT statement;

this was missed in QA because the same variables were in

a FORMAT statement in VMACIMS.


====== Changes thru 27.083 were in MXG 27.03 dated May 4, 2009========
Change 27.083 -VGETDDS reads "logically concatenated" PDB libraries with

VGETDDS DDnames "starting with", e.g. (PDB1 PDB2 PDB3....) to

May 2, 2009 select a SAS dataset (e.g. JOBS) from all of those PDBs.

You control which data libraries are read in your JCL,

without modifying your program, using VGETDDS & VMXGSET.

-This change enhances VGETDDS to allow dynamic allocation

of DSNAMEs that are GDGs, or of DSNAMES with embedded

DATEs.


-Extensive comments and examples describe how to read a

SAS dataset from multiple data libraries in a single

"SET" statement that doesn't require separate DDs in your

JCL.


Thanks to Brian A. Harvey, HCL America, USA.
Change 27.082 Support for DCOLLECT's z/OS 1.10 change to DCDOVERA, now

VMACDCOL defined as a 32-bit unsigned number, previously defined

Apr 30, 2009 as a 31-bit signed number, requires NO CHANGE to MXG, as

that variable has always (since 1994!) been INPUT with a

INFORMAT of PIB4, which reads all 32 bits. MXG always has

used PIB4 for any variable for which a negative value is


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