Writing out events larger than 1 GB

[bellenot]

Maybe this can help (you can also search the forum…):

Too big files

Dear root experts I am having the problem that my files become too big (2G) and then root tries to split them and it fails, it finishes the job but the outputs are missing events (~15000 - 30000 events missing). In these files I am trying to write TTrees Is there a clever way to round this problem? thank you in advance! Zlatka