Most runs in first day test cricket history

Australia scored 494/6 against South Africa on 9 Dec 1910, which is the highest score in day 1 of test cricket.

The scoreboard

Pakistan v Sri Lanka 2009 test macth schedule

Feb Sat 21 - Feb Wed 25
10:00 local, 05:00 GMT 1st Test - Pakistan v Sri Lanka
National Stadium, Karachi

March 1, Sun - March 5, Wed
10:00 local, 05:00 GMT 2nd Test - Pakistan v Sri Lanka
Gaddafi Stadium, Lahore