> On Jan. 29, 2013, 1:20 p.m., Kishan Kavala wrote:
> > Wei Zhou,
> > Patch changes the network usage calculation to use current bytes instead of 
> > aggregate bytes. Consider the following case:
> > 1. current bytes is updated every 5 minutes
> > 2. usage aggregation is 1440 (daily)
> > 3. usage job runs at 5pm
> > 
> > For daily aggregation, records will be generated for 00:00 hrs to 23.59 
> > hrs. If I generate 2GB traffic at 6pm on 28th Jan and 3GB at 10am on 29th 
> > Jan, as per the fix, 5GB usage will be reported for 28th Jan 00:00 to 23:59 
> > hrs when the job runs at 5pm, which is not correct. When aggregate bytes is 
> > used for calculation it'll show 2GB usage for 28th Jan correctly.
> > 
> > I think the issue is with NetworkStatsUpdateTask in 
> > VirtualNetworkApplianceManagerImpl which updates aggregate bytes. There is 
> > probably some delay in updating aggregate bytes.
> > 
> >

You can check op_user_stats_log table to verify if there is any delay in 
updating aggregate stats.


- Kishan


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On Jan. 16, 2013, 4:04 p.m., Wei ZHOU wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/8971/
> -----------------------------------------------------------
> 
> (Updated Jan. 16, 2013, 4:04 p.m.)
> 
> 
> Review request for cloudstack, Kishan Kavala and Rohit Yadav.
> 
> 
> Description
> -------
> 
> The usage sever does not handle data in the correct time. For example, it 
> regards the data traffic between 9:15-9:30 as the data traffic between 
> 9:30-9:45. 
> Another example is, it regards the data traffic in the day before yesterday 
> as the traffic in yesterday.
> 
> Another problem is, when the usage.stats.job.aggregation.range is set to N( 
> for example, 15), the usage job handle the data every N+1 minutes( for 
> example 16).
> 
> This is a patch for this issue (all details are described here: 
> https://issues.apache.org/jira/browse/CLOUDSTACK-962)
> 
> 
> This addresses bug CLOUDSTAC?K-962.
> 
> 
> Diffs
> -----
> 
>   server/src/com/cloud/user/dao/UserStatisticsDaoImpl.java fd7795a 
>   usage/src/com/cloud/usage/UsageManagerImpl.java 53ebb14 
> 
> Diff: https://reviews.apache.org/r/8971/diff/
> 
> 
> Testing
> -------
> 
> The patch is tested in CloudStack Virtual Router environment (Advanced 
> Networking, not Basic Networking).
> 
> 
> Thanks,
> 
> Wei ZHOU
> 
>

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