This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
24KB in 23 minutes isn't just a slow data link. I used to consider 24KB about optimal page size back when I dialed in at 9600 baud, and you can bet I wasn't waiting 23 minutes for each page.
Either there's a serious network configuration issue, the application extraordinarily inefficient, or there's a whole raft of side information that's bloating up that presumed 24KB into a multi-megabyte actual transfer.
An IDE is no substitute for an Intelligent Developer.