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fix documented equation for diskio average queue depth #3334

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Oct 12, 2017
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fix documented equation for diskio average queue depth #3334

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fix documented equation for diskio average queue depth
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@phemmer
phemmer committed Oct 12, 2017
commit 2c865acae9cc8cfd5ab4d67ac9e96a507ee6cd4d
2 changes: 1 addition & 1 deletion plugins/inputs/system/DISK_README.md
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Expand Up @@ -140,7 +140,7 @@ SELECT derivative(last("io_time"),1ms) FROM "diskio" WHERE time > now() - 30m GR
#### Calculate average queue depth:
`iops_in_progress` will give you an instantaneous value. This will give you the average between polling intervals.
```
SELECT derivative(last("weighted_io_time",1ms))/1000 from "diskio" WHERE time > now() - 30m GROUP BY "host","name",time(60s)
SELECT derivative(last("weighted_io_time",1ms)) from "diskio" WHERE time > now() - 30m GROUP BY "host","name",time(60s)
```

### Example Output:
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