changxue created IOTDB-5164:
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Summary: [disk]datanode takes too much disk space, should improve
Key: IOTDB-5164
URL: https://issues.apache.org/jira/browse/IOTDB-5164
Project: Apache IoTDB
Issue Type: Improvement
Reporter: changxue
Assignee: Jialin Qiao
[disk]datanode takes too much disk space, should improve
Here is the disk taking state of one node, it shows 124G data would take 230G
in one node, and there are 3 nodes with 3 replicas, so 124G data would take 6
times of real one. This is too much.
{code}
124G ./datanode/data/sequence
51M ./datanode/data/unsequence
104G ./datanode/data/snapshot
228G ./datanode/data
414M ./datanode/wal/root.test-0
401M ./datanode/wal/root.test-3
394M ./datanode/wal/root.test-1
410M ./datanode/wal/root.test-2
394M ./datanode/wal/root.test-4
2.0G ./datanode/wal
4.0K ./datanode/system/compression_ratio
16K ./datanode/system/schema
4.0K ./datanode/system/roles
8.0K ./datanode/system/users
48K ./datanode/system/databases
4.0K ./datanode/system/upgrade
8.0K ./datanode/system/udf
100K ./datanode/system
5.2M ./datanode/consensus/schema_region
356K ./datanode/consensus/data_region
5.6M ./datanode/consensus
230G ./datanode
4.0K ./confignode/system/roles
8.0K ./confignode/system/users
4.0K ./confignode/system/procedure
24K ./confignode/system
4.1M ./confignode/consensus/47474747-4747-4747-4747-000000000000
4.1M ./confignode/consensus
4.1M ./confignode
230G .
{code}
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