it's so called "Italian strike". Opposition in Duma has suggested hundreds of amendments to the law which was approved by Duma today. Basically, opposition is trolling United Russia.
Wikipedia gives the equivalent phrase
in English. Sounds like a tiresome, plodding bore ... Gudkov certainly seems to be holding the floor this afternoon. (for everyone's general info, he's a Just Russia
deputy serving on the State Duma Committee
for Constitutional Legislation and State Building)