> On Oct 10, 2018, at 10:50 AM, Laurenz Albe <laurenz.a...@cybertec.at> wrote: > > Rob Sargent wrote: >> Can anyone here tell me whether or not the CopyManager facility in JDBC >> via org.postgresql:postgresql:42.1.4 is internally multithreaded? >> Running on CentOS 7 (all participants), java8, postgres 10.5 > > It isn't, and there would not be much reason for it to be, as COPY > in PostgreSQL cannot be parallelized. Thank you for that confirmation. I had all cores firing on my copyManager box and it turned out it was really just looking really hard for more byte to free up. I was getting a lot more out of the database than I could chew. OOM ensued.
Cheers, rjs
