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2.4.16 & procps

To: linux-xfs@xxxxxxxxxxx
Subject: 2.4.16 & procps
From: Tom Schroll <ths@xxxxxxxxxxxx>
Date: Mon, 10 Dec 2001 23:41:24 -0500 (EST)
Organization: SkyMagik Internet Services
Reply-to: ths@xxxxxxxxxxxx
Sender: owner-linux-xfs@xxxxxxxxxxx
Long time IRIX admin...Long time believer in XFS...First time on this
mailing list...  :-)

My question is regarding a i686 RH7.2 system.  I recently installed
the RedHat 7.2 distribution with XFS-1.0.2 support.  Everything went
perfectly.  No problems with the default 2.4.9 kernel.  Then I tuned 
(compiled) 2.4.9 with only my server's drivers.  No problems.  Then I 
downloaded the 2.4.14 kernel.  Tuned it and compiled it with the same 
parameters as the 2.4.9 kernel.  Suddenly, free/top (and other procps 
type apps) reports the following: 

kernel 2.4.14 and 2.4.16:

             total       used       free     shared    buffers     cached
Mem:        513104      50428     462676          0          0      30820
-/+ buffers/cache:      19608     493496
Swap:       530136          0     530136

[root@thunder][/root]# ls -al /proc/sys/vm
total 0
dr-xr-xr-x    3 root     root            0 Dec 10 23:12 .
dr-xr-xr-x   10 root     root            0 Dec 10 23:12 ..
-rw-r--r--    1 root     root            0 Dec 10 23:12 bdflush
-rw-r--r--    1 root     root            0 Dec 10 23:12 kswapd
-rw-r--r--    1 root     root            0 Dec 10 23:12 max-readahead
-rw-r--r--    1 root     root            0 Dec 10 23:12 min-readahead
-rw-r--r--    1 root     root            0 Dec 10 23:12 overcommit_memory
-rw-r--r--    1 root     root            0 Dec 10 23:12 page-cluster
dr-xr-xr-x    2 root     root            0 Dec 10 23:12 pagebuf
-rw-r--r--    1 root     root            0 Dec 10 23:12 pagetable_cache


Yet if I boot back to 2.4.9, /proc/sys/vm once again shows more parameters
(specifically the buffers parameter).

kernel 2.4.9:

total 0
dr-xr-xr-x    3 root     root            0 Dec 10 23:28 .
dr-xr-xr-x   10 root     root            0 Dec 10 23:28 ..
-rw-r--r--    1 root     root            0 Dec 10 23:28 bdflush
-rw-r--r--    1 root     root            0 Dec 10 23:28 buffermem
-r--r--r--    1 root     root            0 Dec 10 23:28 freepages
-rw-r--r--    1 root     root            0 Dec 10 23:28 kswapd
-rw-r--r--    1 root     root            0 Dec 10 23:28 overcommit_memory
-rw-r--r--    1 root     root            0 Dec 10 23:28 page-cluster
dr-xr-xr-x    2 root     root            0 Dec 10 23:28 pagebuf
-rw-r--r--    1 root     root            0 Dec 10 23:28 pagecache
-rw-r--r--    1 root     root            0 Dec 10 23:28 pagetable_cache

Does anybody know what's up with the buffers and other things missing from
/proc/sys/vm?

-- Tom Schroll                     SkyMagik Internet Services
                               "Do what you will, but harm none." 
email: tom@xxxxxxxxxxxx
web: http://www.skymagik.net
tonight: the moon is waning crescent (25% of full)


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