maobaolong opened a new pull request #1423:
URL: https://github.com/apache/hadoop-ozone/pull/1423
## What changes were proposed in this pull request?
Container deleted wrong replica cause mis-replicated.
## What is the link to the Apache JIRA
HDDS-4244
## How was this patch tested?
- Related config file
- ozone-site.xml
```xml
<property>
<name>ozone.scm.container.placement.impl</name>
<value>org.apache.hadoop.hdds.scm.container.placement.algorithms.SCMContainerPlacementRackAware</value>
</property>
<property>
<name>net.topology.node.switch.mapping.impl</name>
<value>org.apache.hadoop.net.TableMapping</value>
</property>
<property>
<name>net.topology.table.file.name</name>
<value>/data/ozoneadmin/ozoneenv/ozone/etc/hadoop/network-config</value>
</property>
```
- network-config
```
192.168.1.100 /racks1
192.168.1.101 /racks1
192.168.1.102 /racks1
192.168.1.103 /racks2
192.168.1.104 /racks2
192.168.1.106 /racks2
```
First you should make the 3 replicas of the tested container on the same
racks, like racks1.
secondly, change the config file update the request config.
2 ReplicationManager interval, you can use the following command to verify
the container replicas are in the 2 racks.
```bash
ozone admin container info #xxx
```
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