[ https://issues.apache.org/jira/browse/CLOUDSTACK-3970?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
prashant kumar mishra updated CLOUDSTACK-3970: ---------------------------------------------- Attachment: XEN_DB_MS.rar > vms with cpu=2GHz getting less weight (52) compare to vms with cpu=1.5GHz > (158) > ------------------------------------------------------------------------------- > > Key: CLOUDSTACK-3970 > URL: https://issues.apache.org/jira/browse/CLOUDSTACK-3970 > Project: CloudStack > Issue Type: Bug > Security Level: Public(Anyone can view this level - this is the > default.) > Environment: hyp:xenserver6.1 > Reporter: prashant kumar mishra > Priority: Critical > Attachments: XEN_DB_MS.rar > > > Weight > A domain with a weight of 512 will get twice as much CPU as a domain with a > weight of 256 on a contended host. Legal weights range from 1 to 65535 and > the default is 256 > --> http://wiki.xen.org/wiki/Credit_Scheduler > Steps to reproduce > =============== > 1-prepare a CS setup with xen6.1 > 2-create service offerings say > cpu15(cpu=1.5GHz,vcpu=1,ram=512),cpu2(cpu=2GHz,vcpu=1,ram=512) > 3-deploy vms vm1 using cpu15 and vm2 using cpu2 > 4-check weight of vm on xen hypervisor using #xe vm-list params=all uuid= > |grep weight > Expected > -------------- > vm1 should get less weight compare to vm2 > Actual > ---------- > vm1(158) getting more weight than vm2(52) > details > ======= > [root@Rack1Pod1Host7 ~]# xe vm-list > uuid ( RO) : 3119bbdf-9d0c-019f-e3f6-58cc20c76e37 > name-label ( RW): i-2-37-VM > power-state ( RO): running > uuid ( RO) : b992ea8b-c08a-1730-3461-717f8b4f0220 > name-label ( RW): r-4-VM > power-state ( RO): running > uuid ( RO) : e7d05be1-13d5-c9ed-e3dd-27ad8de4326e > name-label ( RW): v-2-VM > power-state ( RO): running > uuid ( RO) : 5650439d-7951-cdc4-a05e-52c5b108cd37 > name-label ( RW): s-1-VM > power-state ( RO): running > uuid ( RO) : d36d336e-800a-4363-a248-8ded70080eae > name-label ( RW): Control domain on host: Rack1Pod1Host7 > power-state ( RO): running > uuid ( RO) : ee434e8f-b912-0cb0-59e5-9c7d1d8a87a4 > name-label ( RW): i-2-38-VM > power-state ( RO): running > [root@Rack1Pod1Host7 ~]# xe vm-list params=all > uuid=5650439d-7951-cdc4-a05e-52c5b108cd37 |grep weight > VCPUs-params (MRW): weight: 52; cap: 0 > [root@Rack1Pod1Host7 ~]# xe vm-list params=all > uuid=ee434e8f-b912-0cb0-59e5-9c7d1d8a87a4 |grep weight > VCPUs-params (MRW): weight: 158; cap: 0 > [root@Rack1Pod1Host7 ~]# xe vm-list params=all > uuid=5650439d-7951-cdc4-a05e-52c5b108cd37 |grep weight > VCPUs-params (MRW): weight: 52; cap: 0 > my observation > ---------------------- > VM with cpu=2GHz is getting same weight as vm with cpu=500MHz -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira