[CentOS] 2.6.18-92.1.6.el5xen -- 8GB missing?

Victor Padro vpadro at gmail.com
Sun Jul 13 00:27:15 UTC 2008


On Sat, Jul 12, 2008 at 7:11 PM, JJB <jack at internetguy.net> wrote:

> Hello,
>
> Last night I upgraded a server to CentOS 5.2.  The server has 16GB of
> RAM.  Now that it's running 2.6.18-92.1.6.el5xen only 8GB is reported to
> exist.
>
> # cat /proc/meminfo
> MemTotal:      8818688 kB
> MemFree:       3730124 kB
> Buffers:        202004 kB
> Cached:        4086788 kB
> SwapCached:          0 kB
> Active:        1551480 kB
> Inactive:      2958196 kB
> HighTotal:           0 kB
> HighFree:            0 kB
> LowTotal:      8818688 kB
> LowFree:       3730124 kB
> SwapTotal:     8388600 kB
> SwapFree:      8388600 kB
> Dirty:            7348 kB
> Writeback:           0 kB
> AnonPages:      220788 kB
> Mapped:          46948 kB
> Slab:           137404 kB
> PageTables:      29012 kB
> NFS_Unstable:        0 kB
> Bounce:              0 kB
> CommitLimit:  12797944 kB
> Committed_AS:   756072 kB
> VmallocTotal: 34359738367 kB
> VmallocUsed:      5004 kB
> VmallocChunk: 34359733235 kB
>
> However, dmesg appears to report something else:
>
> # dmesg | grep Memory
> Memory: 15506152k/15899468k available (2417k kernel code, 384480k
> reserved, 1350k data, 176k init)
>
> I looked in the messages file for complaints and didn't see anything
> that strikes me as unusual.
>
> How much memory is available?  Is this a known issue?
>
>
> _______________________________________________
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> CentOS at centos.org
> http://lists.centos.org/mailman/listinfo/centos
>

I think there was a topic like this about a month ago, please search the
list archieves.

Cheers.

-- 
"It is human nature to think wisely and act in an absurd fashion."

"Todo el desorden del mundo proviene de las profesiones mal o mediocremente
servidas"
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