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difference between F and FB for RECFM of DCB

 
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simham
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Joined: 26 May 2004
Posts: 7
Topics: 7
PostPosted: Mon Jul 26, 2004 2:24 am    Post subject: difference between F and FB for RECFM of DCB Reply with quote
Hi friends.
Here I have a small querry regarding RECFM parameter. What is the difference between RECFM = F and RECFM = FB of DCB parameter.

THanks and regards
Simham K
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kolusu
Site Admin
Site Admin


Joined: 26 Nov 2002
Posts: 12378
Topics: 75
Location: San Jose
PostPosted: Mon Jul 26, 2004 5:30 am    Post subject: Reply with quote
simham,

Code:

F     indicates that the records are fixed length
FB    indicates that the records are of fixed length as well as blocked.


Having RECFM=F will have huge impact on performance. If specify RECFM=F then the BLKSIZE must be set to the LRECL.

Hope this helps..

Cheers

Kolusu
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