On Mar 29, 2012, at 4:03 PM, Patrick Heimbach wrote: > Sorry, by "go this way" I meant to remove everything in the > pkg/ctrl/optim_readparms.F namelist except optimcycle. but then you'd need different "data.optim"s for mitgcmuv and optim.x. Is that useful? M. Martin Losch Martin.Losch at awi.de