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The common wisdom is to use the largest number of cylinders per group.

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So bump the default from `16' to `22', which is the largest value allowed
with the current default block size.  This change increases the the
group size from 32MB/g to 44MB/g on a 4GB SCSI disk.
This commit is contained in:
David E. O'Brien 2001-03-27 01:34:58 +00:00
parent e53d04016c
commit 094ab93715
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=74836
1 changed files with 4 additions and 3 deletions
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7
sbin/newfs/newfs.c
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@ -109,10 +109,11 @@ void fatal();
/*
* Cylinder groups may have up to many cylinders. The actual
* number used depends upon how much information can be stored
* on a single cylinder. The default is to use 16 cylinders
* per group.
* on a single cylinder. The default is to use 22 cylinders
* per group, which seems to be the largest value allowed given
* all the other default values.
*/
#define DESCPG 16 /* desired fs_cpg */
#define DESCPG 22 /* desired fs_cpg */
/*
* Once upon a time...