my laptop: hp pavilion dv6 8gb core i5 1tb hdd 2 gb videocard
render slave: core i5 16gb 2tb hdd 2 gb video
render node begins calculation faster than my laptop and sends me render passes. but as soon as my laptop makes computing secondary gi, then all render passes of my render node disappear and everything starts from the beginning although it shows that 11 passes are calculated.