Thanks Michael for the reply.
But the total memory used was definitely not more than 10%.
I checked sysctl and it was less than 10%.
So the hrStorageUsed figure is incorrect.
Is there something wrong with the net-snmp implementation for Freebsd?
Regards
cm_gui
On Wed, Aug 13, 2008 at 12:54 AM, Hampton, Michael <
[EMAIL PROTECTED]> wrote:
> Total Memory Used = (hrStorageUsed / hrStorageSize) * 100
>
> Physical memory = (117279 / 128596) * 100 = 91%
>
> Real memory = (103978/121008) * 100 = 85%
>
>
>
> ------------------------------
> *From:* Chee Meng Gui [mailto:[EMAIL PROTECTED]
> *Sent:* 12 August 2008 22:55
> *To:* Dave Shield
> *Cc:* Hampton, Michael; net-snmp-users@lists.sourceforge.net
> *Subject:* Re: how to monitor memory usage on freebsd systems
>
> Sorry , actually have to multiply the hrStorageUsed by the
> AllocationUnits, i.e.
> 1172379 x 4096.
> So actually almost all the Physical and Real memories are used!
> But this is definitely not the case.
>
> So how to get the total memory used on a Freebsd system from snmp?
>
> thank you.
>
> hrStorageIndex hrStorageType
> hrStorageDescr hrStorageAllocationUnits hrStorageSize hrStorageUsed
> hrStorageAllocation
> Failures
> 1 HOST-RESOURCES-TYPES::hrStorageRam Physical
> memory 4096 Bytes 128596 117279 0
>
> 2 HOST-RESOURCES-TYPES::hrStorageRam Real
> memory 4096 Bytes 121008 103978 0
>
>
>
>
>
> On Tue, Aug 12, 2008 at 2:21 AM, Dave Shield <[EMAIL PROTECTED]>wrote:
>
>> 2008/8/12 Chee Meng Gui <[EMAIL PROTECTED]>:
>> > So the hrStorageEntry.hrStorageUsed.1 is in kilobytes?
>>
>> hrStorageUsed is reported in the units specified in hrStorageUnits.
>> So if hrStorageUnits.1 is 1024, then hrStorageUsed.1 is in Kb
>>
>>
>> > When I checked this result against the used memory output of sysctl {
>> > hw.physmem - ( ( vm.stats.vm.v_inactive_count +
>> vm.stats.vm.v_cache_count +
>> > vm.stats.vm.v_free_count ) * hw.pagesize ) } , the two were not equal.
>>
>> On FreeBSD with the latest (5.4.x) agent, "Physical memory" is
>> retrieved by running sysctl on HW_USERMEM. Most of the other
>> values are calculated by running sysctl on VM_METER
>>
>> See 'agent/mibgroup/hardware/memory/memory_freebsd.c'
>> for the details.
>>
>> Dave
>>
>
>
>
> --
> Chee Meng Gui
> Function Engineering
> 650-833-0660
>
> http://www.vital-group.com - Dedicated to business
> communications.http://www.vital-storage.com
> - Secure easy-to-use remote backups for business critical data.
>
> The information contained in this message is intended for the addressee only
> and may contain confidential and/or privileged information.If you are not the
> addressee, please delete this message and notify the sender; you should not
> copy or distribute this message or disclose its contents to anyone.Any views
> or opinions expressed in this message are those of the author and do not
> necessarily represent those of The Vital International Group or any of its
> affiliates.No reliance may be placed on this message without written
> confirmation from an authorised representative of its contents.
>
> Registered in England. Vital International Limited. Leigh House, Weald Road,
> Brentwood, Essex, CM14 4SX.Company registration number - 45022560.
>
> 08/13/08 08:54:42
>
>
> -------------------------------------------------------------------------
> This SF.Net email is sponsored by the Moblin Your Move Developer's
> challenge
> Build the coolest Linux based applications with Moblin SDK & win great
> prizes
> Grand prize is a trip for two to an Open Source event anywhere in the world
> http://moblin-contest.org/redirect.php?banner_id=100&url=/
> _______________________________________________
> Net-snmp-users mailing list
> Net-snmp-users@lists.sourceforge.net
> Please see the following page to unsubscribe or change other options:
> https://lists.sourceforge.net/lists/listinfo/net-snmp-users
>
>
--
Chee Meng Gui
Function Engineering
650-833-0660
-------------------------------------------------------------------------
This SF.Net email is sponsored by the Moblin Your Move Developer's challenge
Build the coolest Linux based applications with Moblin SDK & win great prizes
Grand prize is a trip for two to an Open Source event anywhere in the world
http://moblin-contest.org/redirect.php?banner_id=100&url=/
_______________________________________________
Net-snmp-users mailing list
Net-snmp-users@lists.sourceforge.net
Please see the following page to unsubscribe or change other options:
https://lists.sourceforge.net/lists/listinfo/net-snmp-users
