setting delays in main backup cron

hey,

my server runs the main backup cron around 5 in the morning, which chokes the server for a good hour and a half to back everything up..

at the same time we've been getting complaints from clients saying that they cant access their websites at during the time.

i wanted to know whether it was possible to set a 10-15min gap between the backup process of the individual accounts? this way the server wont choke in whole for an hour and a half

 

thnx alot for this, made the changes, lets see how it performs now