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[LDM #VMN-757282]: LDM Denying Connections

Jeff,

> Been having random LDM connection problems.
> 
> seeing this in the logs
> Dec  8 14:44:04 server1 10.225.60.226[3175] NOTE: Upstream LDM-6 on
> 10.225.60.226 is willing to be a primary feeder
> Dec  8 14:44:04 server1 10.225.60.226[3173] NOTE: Request not allowed.
> Does it overlap with another?; Request denied by upstream LDM:
> 20121208134404.206 TS_ENDT {{CONDUIT,  ".*"},{NONE,
> "SIG=7823b4938496862d2d16576ee9d241c6"}}
> 
> I have one central LDM server on the IDD 'ldm.michiganwxsystem.net' aka
> 10.225.60.226,
> then my other machines use private LAN's to connect to it.
> If I happen to need to re-start LDM on one of the downstreams,
> I must also restart LDM on the source server, as it will deny
> connections from the restarted machine
> 
> ldmd.conf on 10.225.60.228
> REQUEST NGRID ".*" 10.225.60.226
> REQUEST DDPLUS ".*" 10.225.60.226
> REQUEST HDS ".*" 10.225.60.226
> REQUEST CONDUIT ".*" 10.225.60.226
> REQUEST LIGHTNING ".*" 10.225.60.226
> REQUEST EXP ".*" 10.225.60.226
> REQUEST NEXRAD2 "(KDTX|KGRR|KMQT|KAPX|KGRB|KIWX)" 10.225.60.226
> REQUEST NIMAGE ".*" 10.225.60.226
> 
> ALLOW's in the
> ldmd.conf on 10.225.60.226
> 
> #server 1 LAN
> ALLOW ANY ^10\.225\.60\.229$
> #db cluster lan
> ALLOW ANY ^10\.225\.60\.228$
> 
> 10.225.60.228 & 229 are CentOS 6.3 64bit

How long do you give the upstream LDM before restarting it? The entry for a 
downstream LDM should be purged from the upstream LDM's database within one 
minute. After that, the upstream LDM should allow a reconnection by the NEW 
downstream LDM.

Please let me know if this isn't the case.

> --
> -Jeff Lake
> MichiganWxSystem.com
> AllisonHouse.com
> TheWeatherCenter.net
> GRLevelXStuff.com
> 
> 

Regards,
Steve Emmerson

Ticket Details
===================
Ticket ID: VMN-757282
Department: Support LDM
Priority: Normal
Status: Closed