congbobo184 commented on code in PR #15239:
URL: https://github.com/apache/pulsar/pull/15239#discussion_r855693668
##########
site2/docs/tiered-storage-filesystem.md:
##########
@@ -520,4 +520,40 @@ Execute the following commands in the repository where you
download Pulsar tarba
And the **Capacity Used** is changed from 4 KB to 116.46 KB.
- 
\ No newline at end of file
+ 
+
+## Read data from fileSystem
+
+This section provides detailed instructions about how to read data out as
Ledger Entry in the file system.
+
+* The data was offloaded as `MapFile` to the following path:
+ ```properties
+ path = storageBasePath + "/" + managedLedgerName + "/" + ledgerId + "-" +
uuid.toString();
+ ```
+ 1. storageBasePath is the value of `hadoop.tmp.dir`, configured in
`broker.conf` and `filesystem_offload_core_site.xml`
Review Comment:
```suggestion
1. storageBasePath is the value of `hadoop.tmp.dir`, configured in
`broker.conf` or `filesystem_offload_core_site.xml`
```
##########
site2/docs/tiered-storage-filesystem.md:
##########
@@ -520,4 +520,40 @@ Execute the following commands in the repository where you
download Pulsar tarba
And the **Capacity Used** is changed from 4 KB to 116.46 KB.
- 
\ No newline at end of file
+ 
+
+## Read data from fileSystem
+
+This section provides detailed instructions about how to read data out as
Ledger Entry in the file system.
+
+* The data was offloaded as `MapFile` to the following path:
+ ```properties
+ path = storageBasePath + "/" + managedLedgerName + "/" + ledgerId + "-" +
uuid.toString();
+ ```
+ 1. storageBasePath is the value of `hadoop.tmp.dir`, configured in
`broker.conf` and `filesystem_offload_core_site.xml`
+ 2. managedLedgerName is the name of the persistentTopic manager Ledger
+ ```shell
+ managedLedgerName of persistent://public/default/topics-name is
public/default/persistent/topics-name.
+ ```
+ Considering the iteration of versions, you can use the following method to
get the managedLedgerName:
Review Comment:
```suggestion
Can use the following method to get the managedLedgerName:
```
##########
site2/docs/tiered-storage-filesystem.md:
##########
@@ -520,4 +520,40 @@ Execute the following commands in the repository where you
download Pulsar tarba
And the **Capacity Used** is changed from 4 KB to 116.46 KB.
- 
\ No newline at end of file
+ 
+
+## Read data from fileSystem
+
+This section provides detailed instructions about how to read data out as
Ledger Entry in the file system.
+
+* The data was offloaded as `MapFile` to the following path:
+ ```properties
+ path = storageBasePath + "/" + managedLedgerName + "/" + ledgerId + "-" +
uuid.toString();
+ ```
+ 1. storageBasePath is the value of `hadoop.tmp.dir`, configured in
`broker.conf` and `filesystem_offload_core_site.xml`
+ 2. managedLedgerName is the name of the persistentTopic manager Ledger
+ ```shell
+ managedLedgerName of persistent://public/default/topics-name is
public/default/persistent/topics-name.
Review Comment:
```suggestion
managedLedgerName of persistent://public/default/topics-name is
public/default/persistent/topics-name.
```
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