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I reinstalled a fresh debian 10 on an old x86 system with 512MB RAM (everything works ok).
Available memory is 431MB. (No graphic card plugged right now)
I don't think that that much memory was "reserved" on an old 3.x kernel
$ free -m
total used free shared buff/cache available
Mem: 431 59 311 4 60 355
$ cat /proc/meminfo
MemTotal: 441568 kB
$ uname -a
Linux 4.19.0-5-686-pae #1 SMP Debian 4.19.37-3 (2019-05-15) i686 GNU/Linux
in kernel.log :
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000dc000-0x00000000000dffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001fffffff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000ffff0000-0x00000000ffffffff] reserved
...
[ 0.672761] Memory: 419756K/523896K available (6751K kernel code, 660K rwdata, 2068K rodata, 880K init, 452K bss, 104140K
reserved, 0K cma-reserved, 0K highmem)
There is much more in the log about memory, not sure what is relevant.
I am just curious of where the lost RAM goes.
linux memory ram
asked 1 hour ago
CorentinCorentin
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add a comment |
I reinstalled a fresh debian 10 on an old x86 system with 512MB RAM (everything works ok).
Available memory is 431MB. (No graphic card plugged right now)
I don't think that that much memory was "reserved" on an old 3.x kernel
$ free -m
total used free shared buff/cache available
Mem: 431 59 311 4 60 355
$ cat /proc/meminfo
MemTotal: 441568 kB
$ uname -a
Linux 4.19.0-5-686-pae #1 SMP Debian 4.19.37-3 (2019-05-15) i686 GNU/Linux
in kernel.log :
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000dc000-0x00000000000dffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001fffffff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000ffff0000-0x00000000ffffffff] reserved
...
[ 0.672761] Memory: 419756K/523896K available (6751K kernel code, 660K rwdata, 2068K rodata, 880K init, 452K bss, 104140K
reserved, 0K cma-reserved, 0K highmem)
There is much more in the log about memory, not sure what is relevant.
I am just curious of where the lost RAM goes.
linux memory ram
asked 1 hour ago
CorentinCorentin
62
New contributor
Corentin is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
1
probably reserved for the graphical card
– intika
1 hour ago
add a comment |
I reinstalled a fresh debian 10 on an old x86 system with 512MB RAM (everything works ok).
Available memory is 431MB. (No graphic card plugged right now)
I don't think that that much memory was "reserved" on an old 3.x kernel
$ free -m
total used free shared buff/cache available
Mem: 431 59 311 4 60 355
$ cat /proc/meminfo
MemTotal: 441568 kB
$ uname -a
Linux 4.19.0-5-686-pae #1 SMP Debian 4.19.37-3 (2019-05-15) i686 GNU/Linux
in kernel.log :
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000dc000-0x00000000000dffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001fffffff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000ffff0000-0x00000000ffffffff] reserved
...
[ 0.672761] Memory: 419756K/523896K available (6751K kernel code, 660K rwdata, 2068K rodata, 880K init, 452K bss, 104140K
reserved, 0K cma-reserved, 0K highmem)
There is much more in the log about memory, not sure what is relevant.
I am just curious of where the lost RAM goes.
linux memory ram
asked 1 hour ago
CorentinCorentin
62
New contributor
Corentin is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
I reinstalled a fresh debian 10 on an old x86 system with 512MB RAM (everything works ok).
Available memory is 431MB. (No graphic card plugged right now)
I don't think that that much memory was "reserved" on an old 3.x kernel
$ free -m
total used free shared buff/cache available
Mem: 431 59 311 4 60 355
$ cat /proc/meminfo
MemTotal: 441568 kB
$ uname -a
Linux 4.19.0-5-686-pae #1 SMP Debian 4.19.37-3 (2019-05-15) i686 GNU/Linux
in kernel.log :
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000dc000-0x00000000000dffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001fffffff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000ffff0000-0x00000000ffffffff] reserved
...
[ 0.672761] Memory: 419756K/523896K available (6751K kernel code, 660K rwdata, 2068K rodata, 880K init, 452K bss, 104140K
reserved, 0K cma-reserved, 0K highmem)
There is much more in the log about memory, not sure what is relevant.
I am just curious of where the lost RAM goes.
linux memory ram
linux memory ram
asked 1 hour ago
CorentinCorentin
62
New contributor
Corentin is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
asked 1 hour ago
CorentinCorentin
62
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edited 1 hour ago
Corentin
asked 1 hour ago
CorentinCorentin
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asked 1 hour ago
CorentinCorentin
62
asked 1 hour ago
CorentinCorentin
62
62
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Corentin is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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New contributor
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Check out our Code of Conduct.
1
probably reserved for the graphical card
– intika
1 hour ago
add a comment |
1
probably reserved for the graphical card
– intika
1 hour ago
1
1
probably reserved for the graphical card
– intika
1 hour ago
probably reserved for the graphical card
– intika
1 hour ago
add a comment |
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probably reserved for the graphical card
– intika
1 hour ago