What happened to BF4 servers?

Looks like all the BF4 servers are empty. I usually play the all maps conquest and it has been a ghost town for 2 days. Did i not get the memo?

Error Could not join server (1) - Page 3 - Answer HQ

Addressing “Netcode” in Battlefield 4 - News - Battlelog / Battlefield 4

EA Charging For Servers on BF4 on Xbox One

Battlefield 4 PC Server Update (R10) Rolling Out, Fixes Crashes and China Rising Errors

Re: Trouble Connecting to BF4 Servers While on the Same Network - Page 2 - Answer HQ

Battlefield Servers Files (BF3, BF4, BFH, mohw)Full One Click!

Battlefield 4 has so many players right now that EA had to increase server capacity

The big Battlefield 4 interview: DICE leaves technology behind

Battlefield Servers Files (BF3, BF4, BFH, mohw)Full One Click!

Possible exploited BF4 server?

Question] Populate your BF4 server with bots