Re: Memory issues???

From: Scott Smith (
Date: Tue Dec 11 2001 - 06:58:10 PST

  • Next message: Goncalo Costa: "Re: Memory issues???"

    This was the case...everything was defined, and no cfdcollect was running...however as discussed, I am running I changed the config to only state far the memory seems to be working fine...I will watch this over the next week or so and see what happens.

    Thanks for all the responses! It's nice to see such a good quality listserve response, as they all seem to be.

    Ralph Jenkin wrote:

    > Hi Scott,
    > There can be problems if you have defined a
    > COLLECT: { protocol, ifmatrix, portmatrix, netmatrix, nexthop,
    > asmatrix, tos, flows }
    > line in cflowd.conf for more than just flows, and you are not running
    > cfdcollect. cflowd writes the protocol, ifmatrix, etc. data to shared
    > memory, and expects cfdcollect to be freeing the memory after it processes
    > it and writes out the arts files.
    > If all you are interested in doing is processing the flow files and don't
    > want to run cfdcollect (as you would do if you were running FlowScan, for
    > instance), in the COLLECT line only flows should be defined.
    > Now, if this is not what is happening in your case, I don't know what to
    > tell you, but that is the only cause of memory leaks I have heard of.
    > Hope this helps,
    > Ralph
    > On Tuesday 11 December 2001 10:32, Scott Smith wrote:
    > > Are there any memory issues with cflowd?
    > >
    > > I'm running this on a linux box with 768M Ram, and ~360M Swap...after
    > > running this for weeks it will consume ALL the memory, and most of the
    > > SWAP. Why?
    > >
    > > In order to clear this, I have to manually stop, and restart the service.


    Scott Smith Network Engineering Services Southern Illinois University

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