Is SDB getting the correct half track BLKSIZE? > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] > On Behalf Of Lizette Koehler > Sent: Tuesday, December 10, 2013 6:12 PM > To: [email protected] > Subject: Re: SMF DUMP SB37 - what am I doing wrong? > > Charles, > > The SMF data is VBS or variable block SPANNED. > > Typically if I am unloading a small number of records I switch it to FIXED > BLOCK (FB) to save space > > Each block in a VBS file has an extra 4 bytes for the Block descriptor word > (BDW) > And each record has a 4 byte record descriptor word (RDW) > > Easy to use more storage than you think you might. > > > I forget how the spanned plays into that. > > But if you have a specific record and it is a fixed length then go for the FB > for > the record with an LRECL equal to the length of the longest record. > > If you are offload a TYPE30 record, a little more of an issue but match the > longest length of the Type 30 and use that as the FB LRECL > > Lizette > > > > > > -----Original Message----- > > From: IBM Mainframe Discussion List [mailto:IBM- > [email protected]] > > On Behalf Of Charles Mills > > Sent: Tuesday, December 10, 2013 7:01 PM > > To: [email protected] > > Subject: Re: SMF DUMP SB37 - what am I doing wrong? > > > > I don't think I was clear. My question is why is the file so big? How > > does > what should > > be handful of SMF records end up as 157 tracks? > > > > And yes, there is space on the volume: > > > > Volume Data > > Tracks . : 3,825 > > %Used . : 65 > > Trks/Cyls: 15 > > > > Charles > > > > -----Original Message----- > > From: IBM Mainframe Discussion List [mailto:IBM- > [email protected]] > > On Behalf Of Cobe Xu > > Sent: Tuesday, December 10, 2013 5:45 PM > > To: [email protected] > > Subject: Re: SMF DUMP SB37 - what am I doing wrong? > > > > Maybe a bigger DUMPOUT will help... worth a try.. > > //DUMPOUT DD DSN=xxxxxx.SMFDATA.NEW,DISP=(,CATLG), > > // SPACE=(CYL,(50,10),RLSE), > > // LRECL=32760,RECFM=VBS > > > > > > On Wed, Dec 11, 2013 at 9:09 AM, Charles Mills <[email protected]> > wrote: > > > > > This has to be less than sysprog 101 but I am obviously less than a > > > sysprog. > > > > > > Here is my SMF Dump proc: > > > > > > //SMFDUMPS PROC MAN='SYS1.S0W1.MAN1' > > > //DUMP1 EXEC PGM=IFASMFDP,REGION=1M > > > //INDD1 DD DSN=&MAN,DISP=SHR > > > //DUMPOUT DD DSN=xxxxxx.SMFDATA,DISP=(MOD,CATLG), > > > // SPACE=(TRK,(10,10),RLSE), > > > // LRECL=32760,RECFM=VBS > > > //SYSPRINT DD SYSOUT=H Was D > > > //SYSIN DD DSN=VENDOR.PARMLIB(CLRMAN),DISP=SHR > > > > > > VENDOR.PARMLIB(CLRMAN) is > > > INDD(INDD1,OPTIONS(ALL)),OUTDD(DUMPOUT,TYPE(89)) > > > > > > There is almost nothing going on on the system. I have only a very > > > few Type > > > 89 records: > > > 89 8 .07 % 1,794.00 326 > > > > > > But xxxxxx.SMFDATA quickly goes to multiple extents, multiple > > > tracks, and an SB37. Here is about 24 hours' worth of data: > > > Tracks %Used XT > > > xxxxxx.SMFDATA 157 100 6 > > > > > > What the heck am I doing wrong? Or am I off in my expectations > somehow? > > > > > > Thanks much. > > > > > > Charles > > > > > > -------------------------------------------------------------------- > > > -- For IBM-MAIN subscribe / signoff / archive access instructions, > > > send email to [email protected] with the message: INFO > > > IBM-MAIN > > > > > > > > > > > -- > > Cobe Xu > > > > Best Regards > > ----------------------------------------------------------- > > z/OS Performance & Capacity Analyst > > z/OS System Programmer > > Email: [email protected] > > ----------------------------------------------------------- > > > > ---------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, send > > email > to > > [email protected] with the message: INFO IBM-MAIN > > > > ---------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, send > > email > to > > [email protected] with the message: INFO IBM-MAIN > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, send email to > [email protected] with the message: INFO IBM-MAIN
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