As long as its fermenting and finishes up close to where it should then I wouldn't worry about it.
Sometimes I don't get much krausen, sometimes its rushing out the blowoff tube. Like I said, no biggie as long as the yeast do their job.
EAC - 5/2/14
Growing Hops in Key West, FL....
: Mosiac/7Cs APA
: Atocha Amber
: Smoked Porter
: Cypress aged Chocolate Stout, Arnold Palmer Berliner Weisse, English Porter, Passionfruit Bavarian APA
: Jackfruit Hefeweizen, Pink Lemon Wit
: The HBT Sweaty Fat Guys Cigar club