[HBASE-28828] Should check if table exists firstly when executing ExpiredMobFileCleaner

• Type: Improvement
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 2.4.13
• Component/s: mob
• Labels: pull-request-available

Environment

hbase 2.4.13

Centos

• Assignee: Unassigned
• Reporter: guluo
• Created: 09/Sep/24 11:45
• Updated: 19/Sep/24 12:02

Description

We would get the following error message when specifing an non_existing table whild executing ExpiredMobFileCleaner.

./bin/hbase org.apache.hadoop.hbase.mob.ExpiredMobFileCleaner  t04_mob01 info

Exception in thread "main" org.apache.hadoop.hbase.TableNotFoundException: t04_mob01
        at java.base/java.lang.Thread.getStackTrace(Thread.java:1610)
        at org.apache.hadoop.hbase.util.FutureUtils.setStackTrace(FutureUtils.java:144)
        at org.apache.hadoop.hbase.util.FutureUtils.rethrow(FutureUtils.java:163)
        at org.apache.hadoop.hbase.util.FutureUtils.get(FutureUtils.java:186)
        at org.apache.hadoop.hbase.client.AdminOverAsyncAdmin.getDescriptor(AdminOverAsyncAdmin.java:172)
        at org.apache.hadoop.hbase.mob.ExpiredMobFileCleaner.run(ExpiredMobFileCleaner.java:99)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:82)
        at org.apache.hadoop.hbase.mob.ExpiredMobFileCleaner.main(ExpiredMobFileCleaner.java:75)
        at -------Future.get-------(Unknown Source)
        at org.apache.hadoop.hbase.client.RawAsyncHBaseAdmin.lambda$getDescriptor$24(RawAsyncHBaseAdmin.java:654)
        at org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:71)
        at java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:863)
        at java.base/java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:841)
        at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:510)
        at java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2147)
        at org.apache.hadoop.hbase.client.AsyncMasterRequestRpcRetryingCaller.lambda$doCall$4(AsyncMasterRequestRpcRetryingCaller.java:80)
        at org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:71)
        at java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:863)
        at java.base/java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:841)
        at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:510)
        at java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2147)
        at org.apache.hadoop.hbase.client.RawAsyncHBaseAdmin$1.run(RawAsyncHBaseAdmin.java:467)
        at org.apache.hbase.thirdparty.com.google.protobuf.RpcUtil$1.run(RpcUtil.java:56)

Maybe it is better to return concise information when table does not exist by checking table exists firstly.

Issue Links

• links to: GitHub Pull Request #6231