"David Wilson" <david.t.wilson@xxxxxxxxx> writes: > My guess at this point is that I'm just running into index update > times and checkpoint IO. The only thing that still seems strange is > the highly variable nature of the COPY times- anywhere from <1.0 > seconds to >20 seconds, with an average probably around 8ish. I can > live with that, but I'm still open to any other suggestions anyone > has! What have you got shared_buffers set to? If it's not enough to cover the working set for your indexes, that might be the (other) problem. regards, tom lane