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dashboard: explain how the virtual disk latency is computed (#2609)
Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com> Signed-off-by: Jan-Otto Kröpke <mail@jkroepke.de>
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co-authored by
Claude Opus 5.5
parent
59d981b6c8
commit
1e50622ea4
@@ -278,7 +278,7 @@ b.tab(
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]),
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b.panel.new(78, 'Virtual disk latency and errors', 'timeseries')
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+ b.panel.withDescription('Average I/O latency of each virtual disk. Errors use the right axis.')
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+ b.panel.withDescription('Average I/O latency of each virtual disk: the total I/O latency divided by the number of completed I/O transfers. Errors use the right axis.')
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+ b.panel.withQueries([
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b.query.new('rate(windows_hyperv_virtual_storage_device_io_latency_seconds_total{job=~"$job", instance="$instance"}[$__rate_interval]) / rate(windows_hyperv_virtual_storage_device_throughput_total{job=~"$job", instance="$instance"}[$__rate_interval])', 'A')
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+ b.query.withLegendFormat('{{device}} latency'),
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@@ -13328,7 +13328,7 @@
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"transformations": []
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}
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},
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"description": "Average I/O latency of each virtual disk. Errors use the right axis.",
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"description": "Average I/O latency of each virtual disk: the total I/O latency divided by the number of completed I/O transfers. Errors use the right axis.",
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"id": 78,
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"links": [],
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"title": "Virtual disk latency and errors",
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