This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
Carol, > [ldm@amrc ~]$ pqmon > 20170420T204327.619354Z pqmon[4015] NOTE pqmon.c:308:main() Starting Up > (4015) > 20170420T204327.619481Z pqmon[4015] NOTE pqmon.c:349:main() nprods > nfree nempty nbytes maxprods maxfree minempty maxext age > 20170420T204327.619512Z pqmon[4015] NOTE pqmon.c:457:main() 2258 > 2 7543 499808736 3250 13 6552 191888 361 > 20170420T204327.619521Z pqmon[4015] NOTE pqmon.c:74:cleanup() Exiting > [ldm@amrc ~]$ ldmadmin config The age of the oldest product in the queue is 361 seconds. ... > queue size: 500M bytes > queue slots: default ... > maximum latency: 3600 The maximum-latency parameter is 3600 seconds. You queue is too small. The age of the oldest product must always be greater than the maximum latency parameter; otherwise, duplicate product detection won't work. I recommend increasing the amount of data that your queue can hold by a factor of 12, at least. Regards, Steve Emmerson Ticket Details =================== Ticket ID: BQD-554715 Department: Support LDM Priority: Normal Status: Closed =================== NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.