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....
: Imperial Dry Hopped Sour
: Imperial Fruit Loops Witibier
: Soon To Be Filled
: Bourbon Chocolate RIS, Gz Up - Gose Down, Weizenbock, Key West Best Bitter, Simcoe/Galaxy/Citra IPA
: Jackfruit Hefeweizen, Pink Lemon Wit
: The HBT Sweaty Fat Guys Cigar club