* Accounting for all memory.
@ 2002-05-02 19:50 Scott A McConnell
0 siblings, 0 replies; only message in thread
From: Scott A McConnell @ 2002-05-02 19:50 UTC (permalink / raw)
To: MIPS/Linux List (SGI)
I am trying to understand memory usage on my system.
NEC VR5432, mipsel, 2.4.5 kernel
Does slab info appear in "used:" column of /proc/meminfo?
What the holes "??????" in /proc/iomem are used for?
I can not account for all of the "1268k reserved memory.
Thanks in advance,
Scott
-----------------------------------------------------------------------
<4>Memory: 4876k/6144k available (801k kernel code, 1268k reserved, 69k
data, 60k init)
...
<4>Freeing unused kernel memory: 60k freed
-----------------------------------------------------------------------
/proc # cat iomem
00000000-005fffff : System RAM
00000000-00000fff : ??????????? 4096 (added by hand)
00001000-000ca687 : Kernel code 824968
000ca688-000db99f : ??????????? 70424 (added by hand)
000db9a0-000ed033 : Kernel data 71316
------
970804
/proc # cat meminfo
total: used: free: shared: buffers: cached:
Mem: 5046272 1392640 3653632 0 16384 598016
Swap: 0 0 0
MemTotal: 4928 kB
MemFree: 3568 kB
MemShared: 0 kB
Buffers: 16 kB
Cached: 584 kB
Active: 600 kB
Inact_dirty: 0 kB
Inact_clean: 0 kB
Inact_target: 12 kB
HighTotal: 0 kB
HighFree: 0 kB
LowTotal: 4928 kB
LowFree: 3568 kB
SwapTotal: 0 kB
6291456 (6 MB allocated to kernel in prom.c)
- 5046272 (Total memory in use)
---------
1245184
1245184 - 970804(Kernel memory) = 274380 I can not account for this
memory.
--
Scott A. McConnell
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