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cata flooding by bbwin clients

2 messages in this thread

list Phil Crooker · Wed, 26 Jun 2013 11:37:29 +1000 ·
I'm setting up a number of windows 2008 and 2012 (64bit) servers with bbwin and am not able to include the evenlog msgs on systems with comparatively large eventlog output - I often get "Data flooding from 1.2.3.4 - 1st line client hostname.domain .bbwin win32" from xymond for multiple hosts, always "1st line client". I'm running xymon 4.3.10. If I remove the msgs collection (msgs.dll) from the bbwin client the problem goes away, but we do need to monitor the event logs.
 Just to clarify, I assume the "client" in the "1st line client" part relate to client data, ie the MAXMSG_CLIENT parameter in xymonserver.cfg, is that the case?
 Anyway, I ramped up the MAXMSG_DATA, CLIENT and STATUS parameters to 30MB (as a test) in xymonserver.cfg:
 # ipcs
 ------ Shared Memory Segments --------
key        shmid      owner      perms      bytes      nattch     status      0x01034be7 16613376   xymon      600        31457280   2                       0x02034be7 16646145   xymon      600        31457280   2                       0x03034be7 16678914   xymon      600        31457280   2                       0x04034be7 16711683   xymon      600        31457280   2                       0x05034be7 16744452   xymon      600        262144     1                       0x06034be7 16777221   xymon      600        32768      1                       0x07034be7 16809990   xymon      600        31457280   2                       0x08034be7 16842759   xymon      600        31457280   2                       0x09034be7 16875528   xymon      600        131072     1                       With tcpdump I captured one client's output, it totals just under 2MB per upload, so it appears the data flooding is somewhat but not exactly related to the MAXMSG parameters - larger values reduce the frequency of the data flooding errors.  Can anyone help with this, please?  thanks, Phil
list Jeremy Laidman · Wed, 26 Jun 2013 12:29:40 +1000 ·
quoted from Phil Crooker
On 26 June 2013 11:37, Phil Crooker <user-e8e31cd73303@xymon.invalid> wrote:
it appears the data flooding is somewhat but not exactly related to the
MAXMSG parameters - larger values reduce the frequency of the data flooding
errors.

Do you need every message in the file?  Perhaps you can define some "match"
and/or "ignore" lines to limit what comes through.  I've never used BBWin,
so I don't know what's possible (and what works in central or non-central
modes), but the doco suggests that you can do this in some fashion.

J