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New in vSphere 5 – VMware HA advanced options

30 September 2011
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Reading Time: 2 minutesWith the new HA implemenation, something has changed also in the advanced options with new parameters, but also with some that now are no more available. For a list see Supported vSphere 5.0 Advanced Options. One options that has been removed “das.failuredetectiontime”. The reason is well explained in Duncan’s HA Deep Dive: I know many of you used this advanced setting to tweak when the host would trigger the isolation response, that is no longer possible and needed to be honest. If you’ve closely read my other articles you hopefully picked up on the datastore […]

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VCP5 Exam Prep – Part 6.4

29 September 2011
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Reading Time: 3 minutesFor a list of all objectives see the VCP5 page. Objective 6.4 – Perform Basic Troubleshooting for HA/DRS Clusters and vMotion/Storage vMotion For HA and DRS see also: HA Deepdive and DRS Deepdive. Identify HA/DRS and vMotion requirements (similar as vSphere 4.x) See the vSphere Availability guide (page 11) and the vSphere Resource Management guide (page 51). Basically a shared storage is required, some network configurations, and (for DRS and vMotion) a CPU compatibility or the EVC function in the cluster. Verify vMotion/Storage vMotion configuration (similar as vSphere 4.x) See the vCenter Server and Host […]

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VCP5 Exam Prep – Part 6.3

28 September 2011
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Reading Time: < 1 minuteFor a list of all objectives see the VCP5 page. Objective 6.3 – Perform Basic vSphere Storage Troubleshooting Verify storage configuration (similar as vSphere 4.x) See the vSphere Troubleshooting guide (page 45). A minimum of storage enterprise knowledge is also required. Troubleshoot storage contention issues (similar as vSphere 4.x) See the vSphere Troubleshooting guide (page 45) and vSphere Storage guide (page 24). Troubleshoot storage over-commitment issues (similar as vSphere 4.x) See the vSphere Storage guide (page 183) and VCP5 Exam Prep – Part 3.1 (in the thin provisioning points). Troubleshoot iSCSI software initiator configuration issues (similar […]

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News in vSphere 5 – Who is in? Who is out?

26 September 2011
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Reading Time: 2 minutesWith the new version of VMware vSphere there are some small and big changes: some products and features were removed, but also some new features were addes (for the 140 new features of vSphere 5 see: vSphere 5.0 Features and Duncan’s 50 out of 140 vSphere 5 Features Challenge). Who is out: the old ESX (the legacy ESX with the full Service Console) has gone, see: ESX and GSX are dead?! the old Converter Enterprise (integrated in vCenter Server) has gone and only the Standalone Converter remain but in this was there is not more […]

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Installing Dell OMSA 6.5 on ESXi 5 using VUM

22 September 2011
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Reading Time: 3 minutesWith ESX/ESXi is possible have several information from the physical hardware (with CIM) and this could be enough in most cases, especially for monitoring (with hardware health) and to gain some inventory info (like the Service Tag of a server). But for some specific tasks (like a RAID rebuild o check of the local storage, or have a detailed inventory of the physical RAM banks) is necessary use the specific native tool from the hardware vendor. For Dell servers, the tool is called OpenManage Server Administrator (OMSA) and the current version is 6.5. It is […]

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VCP5 Exam Prep – Part 6.2

21 September 2011
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Reading Time: 2 minutesFor a list of all objectives see the VCP5 page. Objective 6.2 – Perform Basic vSphere Network Troubleshooting Verify network configuration (same as vSphere 4.x) See VMware Virtual Networking Concepts for basic concepts for standard virtual switches. See Objective 2.2 – Configure vNetwork Distributed Switches for distributed virtual switches. Verify a given virtual machine is configured with the correct network resources (same as vSphere 4.x) See VMware KB: Troubleshooting virtual machine network connection issues and http://damiankarlson.com/vcap-dca4-exam/objective-6-3-troubleshoot-network-performance-and-connectivity/ Troubleshoot virtual switch and port group configuration issues (same as vSphere 4.x) Use previous links. For vmkernel porgroup vmkping […]

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VCP5 Exam Prep – Part 6.1

20 September 2011
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Reading Time: < 1 minuteFor a list of all objectives see the VCP5 page. Objective 6.1 – Perform Basic Troubleshooting for ESXi Hosts Identify general ESXi host troubleshooting guidelines (new in vSphere 5) See the vSphere Troubleshooting guide. Troubleshoot common installation issues (new in vSphere 5) For Audodeply see the vSphere Troubleshooting guide (page 20). For other installation is most similar to old version and remember to check requiments and HCL. Monitor ESXi system health (similar as vSphere 4.x) See the vSphere Monitoring and Performance Guide (page 25). Export diagnostic information (new in vSphere 5) See the vCenter Server and Host Management […]

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