Gargi-jais11 opened a new pull request, #10308:
URL: https://github.com/apache/ozone/pull/10308
## What changes were proposed in this pull request?
ThresholdRange lower side value is shown in negative.
A trivial issue as it cannot be less than 0.
```
Datanode: datanode1.com (10.82.238.73:19864)
Aggregate VolumeDataDensity: 0.1408700123786014
IdealUsage: 0.08426521 | Threshold: 10.0% | ThresholdRange: (-0.01573479,
0.18426521)
Volume Details:
StorageID StoragePath
TotalCapacity UsedSpace Container Pre-AllocatedSpace
EffectiveUsedSpace Utilization VolumeDensity
DS-f543b851-ec6a-4229-a95d-68e60b5a12b9
/hadoop-ozone/datanode/data/hdds 349.27 GB 6.07 MB
0 B 47.10 GB 0.13486543 0.05060022
DS-d3b3f53f-02c8-4982-80c9-7d1cce2a484d
/data0/nvme1n1/hadoop-ozone/datanode/data/hdds 195.78 GB 6.11 MB
0 B 10.64 GB 0.05436899
0.02989622
DS-2ec41da1-a185-42e1-8b33-88de998c6fd1
/data0/nvme3n1/hadoop-ozone/datanode/data/hdds 195.78 GB 6.12 MB
0 B 10.96 GB 0.05597013
0.02829508
DS-a4e9901e-e856-4660-bd3f-db695f3648c4
/data0/nvme2n1/hadoop-ozone/datanode/data/hdds 195.78 GB 6.11 MB
0 B 10.22 GB 0.05218671
0.03207850
```
## What is the link to the Apache JIRA
https://issues.apache.org/jira/browse/HDDS-15310
## How was this patch tested?
Added unit test and tested manually.
**After Fix:**
```
bash-5.1$ ozone admin datanode diskbalancer report --in-service-datanodes
Report result:
Datanode: ozone-datanode-1.ozone_default (172.18.0.2:19864)
Aggregate VolumeDataDensity: 0.0024470187365063373
IdealUsage: 0.09599255 | Threshold: 10.0% | ThresholdRange: (0.00000000,
0.19599255)
Volume Details:
StorageID StoragePath
TotalCapacity UsedSpace Container Pre-AllocatedSpace
EffectiveUsedSpace Utilization VolumeDensity
DS-b7280aed-120a-40f7-b673-911fe5c7c061 /data/hdds1/hdds
1006.75 GB 1.81 GB 0 B
96.02 GB 0.09538079 0.00061175
DS-bc7b4a02-c4dd-4dd2-aa7c-e41612a9d92b /data/hdds2/hdds
1006.75 GB 1.16 GB 1.85 GB
97.87 GB 0.09721606 0.00122351
DS-f26b66b9-a0b6-4661-a831-d65c3e1801fd /data/hdds3/hdds
1006.75 GB 3.61 GB 0 B
96.02 GB 0.09538079 0.00061175
```
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