Each virtual cpu will need to run on a real cpu. So those will end up waiting behind themselves and make things worse.
-----Original Message----- From: Linux on 390 Port <LINUX-390@VM.MARIST.EDU> On Behalf Of Mariusz Walczak Sent: Friday, July 31, 2020 4:46 PM To: LINUX-390@VM.MARIST.EDU Subject: [LINUX-390] Overcommitting zLinux CPU Hello Group, We have 4 IFL on Mainframe box, 4 IFL on zVM and 4 cpu on zLinux. I'd like to gain zLinux capacity (run more processes) and increase to 16 cpu. Will I degrade performance of a single threaded workload if I do this? All the best, Mariusz ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www2.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www2.marist.edu/htbin/wlvindex?LINUX-390
