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Patrick, >Date: Mon, 29 Mar 2004 14:37:17 -0600 >From: "Patrick O'Reilly" <address@hidden> >Organization: University of Northern Illinois >To: Steve Emmerson <address@hidden> >Subject: RE: 20040329: IDD/LDM - RPC Question The above message contained the following: > Thunder feeds from stokes. At this point, thunder is a leaf node. That configuration would have data products going FROM port 338 on Stokes TO some miscellaneous port on Thunder (the opposite of what you reported). > Stokes > has allow entries for thunder, thunder has no accept entries. Does Thunder have ALLOW entries for Stokes? I note that the LDM system on thelma.ucar.edu receives at least 1.8 million RPC messages per day. > In the > default ldmd.conf, it states that at this time, accept entries are only > necessary for WSI data. Or for getting data via ldmsend(1). > Thunder's log file is always full of certain > errors, as things usually run well, I have not paid too much attention to > them. There weren't more or less of them when this was occurring. They are > like: > > Mar 28 09:24:32 thunder pqact[7550]: child 29832 exited with status 127 > Mar 28 09:29:22 thunder pqact[7550]: child 30394 exited with status 127 > Mar 28 09:29:59 thunder pqact[7550]: child 30397 exited with status 127 > Mar 28 09:32:16 thunder pqact[7550]: pbuf_flush 8: time elapsed 2.625856 > Mar 28 09:32:37 thunder pqact[7550]: pbuf_flush (5) write: Broken pipe > Mar 28 09:32:37 thunder pqact[7550]: pipe_dbufput: > decoders/dcrdf-v4-ddata/gempak/logs/dcrdf.log-eGEMTBL=/home/gempak/GEMPAK5.6 > /gempak/tablesdata/gempak/rdf/YYYYMMDDHH.rdf write error > Mar 28 09:32:37 thunder pqact[7550]: pipe_prodput: trying again > Mar 28 09:32:37 thunder pqact[7550]: pbuf_flush (5) write: Broken pipe > Mar 28 09:32:37 thunder pqact[7550]: pipe_dbufput: > decoders/dcrdf-v4-ddata/gempak/logs/dcrdf.log-eGEMTBL=/home/gempak/GEMPAK5.6 > /gempak/tablesdata/gempak/rdf/YYYYMMDDHH.rdf write error > Mar 28 09:35:08 thunder pqact[7550]: pbuf_flush 8: time elapsed 2.320114 > Mar 28 09:35:10 thunder pqact[7550]: child 30426 exited with status 127 The above entries pertain to the pqact(1) program writing to a GEMPAK decoder rather than to any of the three types of LDM-specific processes (LDM server, upstream LDM, downstream LDM). > You can view both sets if you like: > > http://thunder.storm.uni.edu > > http://stokes.metr.ou.edu > > I would be interested in eliminating the problem causing the above errors, > as a side note. I've CC'ed Steve Chiswell. He might know something about the above GEMPAK-decoder failures. Regards, Steve Emmerson