Joshua beat me to the reply, so now you have corroboration for his correction :-)
On Mon, Oct 30, 2017 at 2:26 PM, Bill Farner <wfar...@apache.org> wrote: > Clarification - shard and instance are (unfortunately) used > interchangeably in some of our docs, despite the fact that shard can have a > different meaning in other contexts. > > The meaning of batch_size doesn't match either rephrasing you offer, > perhaps the docs need work! batch_size effectively tells the updater what > portion of your service may be down in the course of the update. This > becomes the size of a sliding window as the update proceeds across the > instances of the service. > > i.e. if batch_size is 3, the updater will start updating 3 instances > immediately, and proceed through all instances with 3 instances updating a > any time until it reaches the end. > > Does that clarify? > > On Mon, Oct 30, 2017 at 2:01 PM, Mohit Jaggi <mohit.ja...@uber.com> wrote: > >> Folks, >> Does the following doc mean A or B? >> >> *A*: batch_size is the number of instances in a given shard >> *B:* batch_size is the number of shards. So every batch has (number of >> instances)/(batch_size) tasks. >> >> Mohit. >> UpdateConfig Objects >> >> Parameters for controlling the rate and policy of rolling updates. >> objecttypedescription >> batch_size Integer Maximum number of shards to be updated in one >> iteration (Default: 1) >> > >