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Difference between revisions of "Installation (ESX)"
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→Poor throughput: Added indicative table
(→Poor throughput: Updated terminology) |
(→Poor throughput: Added indicative table) |
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| Line 562: | Line 562: | ||
* '''DAVG''' is the device (HBA) IO latency averaged over the last 2 seconds (will include any latency at lower level, eg SAN) | * '''DAVG''' is the device (HBA) IO latency averaged over the last 2 seconds (will include any latency at lower level, eg SAN) | ||
Latency occurs when the hypervisor or physical storage cannot keep pace with the demand for IO | 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... | ||
{|cellpadding="2" cellspacing="0" border="1" | |||
|- | |||
! Latency up to !! Status | |||
|- | |||
| 2 ms || Excellent - look elsewhere | |||
|- | |||
| 10 ms || Good | |||
|- | |||
| 20 ms || Reasonable | |||
|- | |||
| 50 ms || Poor / Busy | |||
|- | |||
| higher || Bad | |||
|} | |||
=== Storage Monitor Log Entries === | === Storage Monitor Log Entries === | ||