Uh, because if I choose the same worker every time and it does not process its spool files faster than they're arriving (common), it will quickly get overloaded. I want to spread the load evenly across the "n" workers. -- bc
On Tue, Jan 4, 2011 at 5:28 PM, Schuh, Richard <rsc...@visa.com> wrote: > What difference does it make? You gain nothing by choosing a random worker > except for complicating the process. > > Regards, > Richard Schuh > > > > > -----Original Message----- > > From: CMSTSO Pipelines Discussion List > > [mailto:cms-pipeli...@vm.marist.edu] On Behalf Of Bob Cronin > > Sent: Tuesday, January 04, 2011 2:07 PM > > To: CMS-PIPELINES@VM.MARIST.EDU > > Subject: Pick a record at random? > > > > I need to decide which of a set of worker userids to give a > > spool file to. I want to pick the one with the fewest total > > spool files. If there are multiple users with the same > > (lowest) number, I want to choose one at random (for load > > balancing purposes). I already have code that does the > > queries and outputs records with the total number of spool > > files right justified in columns 1-10 (padded with leading > > zeros) and the name of the userid in columns 12-19. For example: > > > > 0000000002 xagentu2 > > 0000000157 xagentu3 > > 0000000010 xagentu8 > > 0000000002 xagentu5 > > 0000000007 xagentu4 > > 0000009996 xagentu6 > > 0000009999 xagentu7 > > 0000000002 xagentu > > > > From those I need to (somehow) choose those with the fewest: > > > > 0000000002 xagentu2 > > 0000000002 xagentu5 > > 0000000002 xagentu > > > > From those, I want to pick one at random and then give the > > new spool file to the named user (i.e. I want the output of > > the pipe to be the userid to use). > > > > I could load them into a stem and use the Rexx Random() > > function, I suppose, but was curious if there's a PipeThink > > way to do it. > > -- > > bc > > >
