Gadi, May Syncsort truncate the record if trailing x'00'' or blanks are padded at end of some of the records? I would look into the shorter records in the file to see if they are realy shorter...
Itschak 2008/12/31 גדי בן אבי <[email protected]> > Hi, > > > > I've encountered something in Syncsort, and I'm looking for an explanation. > > > > One of our users used Syncsort to copy a dataset. > > The input file had 93386 tracks in 10 extents. > > The output file had 64815 tracks in 2 extents. > > Both files are LRECL=27904 BLKSIZE=27998 RECFM=VB DSNTYPE=LARGE. > > The copy job used Syncsort's SDB=ON option > > > > Both are allocated on the same type of DASD (3390-54). > > When we say the 30% difference in size we used IEBCOMPR to compare the two > file, and the result was that they were identical. > > > > Another test was done. This time, Syncsort was used to copy records that > had a specific value in a specific field. On the large (Input) file, the job > ran for 64 seconds. On the small (Output) file the same operation took 7 > seconds. > > > > Can anyone explain this? > > > > TIA > > > > Gadi > > > > > > > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html >
