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Difference between revisions of "Troubleshooting (ESX)"
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Troubleshooting (ESX) (view source)
Revision as of 22:50, 21 February 2012
, 22:50, 21 February 2012Update table style
(→Storage: Added "Recover lost SAN VMFS partition (ESX4)") |
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'''Timestamps in logfiles are in UTC !!!''' | '''Timestamps in logfiles are in UTC !!!''' | ||
=== ESX === | === ESX === | ||
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! Item !! Path !! Comments | ! Item !! Path !! Comments | ||
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However, this is most easily achieved if you've got the PowerCLI installed, in which case see [[VI_Toolkit_(PowerShell)#ESXi_Logs|ESXi Logs via PowerCLI]] | However, this is most easily achieved if you've got the PowerCLI installed, in which case see [[VI_Toolkit_(PowerShell)#ESXi_Logs|ESXi Logs via PowerCLI]] | ||
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! Name !! PowerCLI Key !! Diagnostic Dump Path !! Comments | ! Name !! PowerCLI Key !! Diagnostic Dump Path !! Comments | ||
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== ESXTOP == | == ESXTOP == | ||
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! Key !! Change View !! Key !! Sort by | ! Key !! Change View !! Key !! Sort by | ||
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CPU Ready can creep up if the the system is pushed, or if the VM has multiple CPUs (as it needs multiple physical CPUs to become available at the same time, aka CPU Co-Scheduling). Multiple CPU's are especially a problem in environments where there are large number of SMP VM's. | CPU Ready can creep up if the the system is pushed, or if the VM has multiple CPUs (as it needs multiple physical CPUs to become available at the same time, aka CPU Co-Scheduling). Multiple CPU's are especially a problem in environments where there are large number of SMP VM's. | ||
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! % CPU Ready !! MSec CPU Ready !! Performance | ! % CPU Ready !! MSec CPU Ready !! Performance | ||
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Latency occurs when the hypervisor or physical storage cannot keep pace with the demand for IO, as a rough guide to indicate if theres a problem or not... | Latency occurs when the hypervisor or physical storage cannot keep pace with the demand for IO, as a rough guide to indicate if theres a problem or not... | ||
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! Latency up to !! Status | ! Latency up to !! Status | ||
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The status message consists of the follow four decimal and hex blocks... | The status message consists of the follow four decimal and hex blocks... | ||
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|''Device Status'' / ''Host Status'' || ''Sense Key'' || ''Additional Sense Code'' || ''Additional Sense Code Qualifier'' | |''Device Status'' / ''Host Status'' || ''Sense Key'' || ''Additional Sense Code'' || ''Additional Sense Code Qualifier'' | ||
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Mar 2 10:04:44 vmkernel: 81:00:00:15.893 cpu8:4633964)StorageMonitor: 196: vmhba0:0:4:0 status = D:0x28/H:0x0 0x0 0x0 0x0 | Mar 2 10:04:44 vmkernel: 81:00:00:15.893 cpu8:4633964)StorageMonitor: 196: vmhba0:0:4:0 status = D:0x28/H:0x0 0x0 0x0 0x0 | ||
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|<code>D:</code>''Device Status'' / <code>H:</code>''Host Status'' || ''Sense Key'' || ''Additional Sense Code'' || ''Additional Sense Code Qualifier'' | |<code>D:</code>''Device Status'' / <code>H:</code>''Host Status'' || ''Sense Key'' || ''Additional Sense Code'' || ''Additional Sense Code Qualifier'' | ||
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Where the ESX Device and SAN host status' mean... | Where the ESX Device and SAN host status' mean... | ||
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! Decimal !! Device Status !! Host Status !! Comments | ! Decimal !! Device Status !! Host Status !! Comments | ||
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Where the Sense Key mean... | Where the Sense Key mean... | ||
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! Hex !! Sense Key | ! Hex !! Sense Key | ||
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The Additional Sense Code and Additional Sense Code Qualifier mean | The Additional Sense Code and Additional Sense Code Qualifier mean | ||
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! Hex !! Sense Code | ! Hex !! Sense Code | ||
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The interface is a bit dodgy, you can enter the same command twice, and it'll be rejected one time and accepted another, patience is required. | The interface is a bit dodgy, you can enter the same command twice, and it'll be rejected one time and accepted another, patience is required. | ||
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! Command !! Comments | ! Command !! Comments | ||
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