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Correct, I have a DatasetScan (that gives the R/O file system error) along side featureCollections using the read-only pool of indecies - those work OK. The datasetScans want to put .ncx3's into the GribIndex configured path. On Fri, Aug 7, 2015 at 3:45 PM, John Caron <caron@xxxxxxxx> wrote: > You only want one TDM for each set of files that need indexing. Multiple > TDMs would step on each other. So that part is right. > > Your problem is that you are serving the files out individually also. > Presumably you want those individual indices to be made only on demand? > Cached for a bit then discarded? Are these in a datasetScan? > > John > > On Fri, Aug 7, 2015 at 1:23 PM, Dan Swank - NOAA Affiliate < > dan.swank@xxxxxxxx> wrote: > >> I have a 3 tier server environment. And the production >> will be load balenced. So the sense is that we cannot >> afford to have 4+ TDM servers all indexing 32+ Million file units >> even semi-regularly. Too much I/O. So I am trying to make >> a master TDM server that upkeeps the GribIndex, while the >> TDS server(s) run from a read-only copy of that. >> The TDM master will signal all TDS instances when it finishes a pass. >> >> Perhaps I am overlooking something obvious >> about how to set this up better. >> >> On Thu, Aug 6, 2015 at 9:07 PM, John Caron <caron@xxxxxxxx> wrote: >> >>> Hi Dan: >>> >>> A a read-only GribIndex Cache doesnt make too much sense. Why read-only? >>> >>> John >>> >>> On Thu, Aug 6, 2015 at 8:47 AM, Dan Swank - NOAA Affiliate < >>> dan.swank@xxxxxxxx> wrote: >>> >>>> (v.4.6.2) For a few THREDDS instances I need to run >>>> the server from a read-only GribIndex Cache that TDM may update >>>> on other servers ~ and this file system is shared with various >>>> virtual machines for static use. >>>> >>>> I've run into an issue where the featureCollections will >>>> work just fine under the above arrangement, but if attempting to use >>>> Services [OpenDap/Ncss] on a directory listed file units - outside >>>> the featureCollections, would attempt to create a .ncx3 into this >>>> GribIndex cache location - and fail. >>>> >>>> Is there currently a way a workaround? >>>> >>>> Being able to configure a fail-over location to wirte >>>> on-demand non-FC, gribIndex files may be needed. >>>> >>>> --- >>>> Dan Swank >>>> NOMADS System Support, STG Inc. - Federal Government Contractor >>>> NOAA's National Centers for Environmental Information (NCEI) >>>> Data Stewardship Devision (DSD) >>>> 151 Patton Ave >>>> Asheville, NC 28801 >>>> dan.swank@xxxxxxxx >>>> Phone: 828-271-4007 >>>> Customer Support: 828-271-4800 or http://www.ncdc.noaa.gov/contact >>>> >>>> The newly formed NCEI merges the National Climatic Data Center (NCDC), >>>> the National Geophysical Data Center (NGDC), and the National Oceanographic >>>> Data Center (NODC). >>>> >>>> Facebook: http://www.facebook.com/NOAANationalClimaticDataCenter >>>> Twitter: @NOAANCDC @NOAAOceanData >>>> >>>> ======================= Disclaimer =========== >>>> I am not a Federal Employee. >>>> Any opinions expressed in this message are mine personally and >>>> do not represent official positions from STG Inc, ERT, NCEI, or NOAA >>>> ============================================ >>>> >>>> _______________________________________________ >>>> thredds mailing list >>>> thredds@xxxxxxxxxxxxxxxx >>>> For list information or to unsubscribe, visit: >>>> http://www.unidata.ucar.edu/mailing_lists/ >>>> >>> >>> >> >> >> -- >> >> Dan Swank >> NOMADS System Support, STG Inc. - Federal Government Contractor >> NOAA's National Centers for Environmental Information (NCEI) >> Data Stewardship Devision (DSD) >> 151 Patton Ave >> Asheville, NC 28801 >> dan.swank@xxxxxxxx >> Phone: 828-271-4007 >> Customer Support: 828-271-4800 or http://www.ncdc.noaa.gov/contact >> >> The newly formed NCEI merges the National Climatic Data Center (NCDC), >> the National Geophysical Data Center (NGDC), and the National Oceanographic >> Data Center (NODC). >> >> Facebook: http://www.facebook.com/NOAANationalClimaticDataCenter >> Twitter: @NOAANCDC @NOAAOceanData >> >> ======================= Disclaimer =========== >> I am not a Federal Employee. >> Any opinions expressed in this message are mine personally and >> do not represent official positions from STG Inc, ERT, NCEI, or NOAA >> ============================================ >> > > -- Dan Swank NOMADS System Support, STG Inc. - Federal Government Contractor NOAA's National Centers for Environmental Information (NCEI) Data Stewardship Devision (DSD) 151 Patton Ave Asheville, NC 28801 dan.swank@xxxxxxxx Phone: 828-271-4007 Customer Support: 828-271-4800 or http://www.ncdc.noaa.gov/contact The newly formed NCEI merges the National Climatic Data Center (NCDC), the National Geophysical Data Center (NGDC), and the National Oceanographic Data Center (NODC). Facebook: http://www.facebook.com/NOAANationalClimaticDataCenter Twitter: @NOAANCDC @NOAAOceanData ======================= Disclaimer =========== I am not a Federal Employee. Any opinions expressed in this message are mine personally and do not represent official positions from STG Inc, ERT, NCEI, or NOAA ============================================
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