hemanth-gowda-12 commented on issue #7654:
URL: https://github.com/apache/hudi/issues/7654#issuecomment-1396728910

   @fengjian428 , sure.. Please feel free to include the test code. Thanks for 
quick fix.  I tried it out, did not come across deadlocks anymore with FS based 
lock provider.
   However, I bumped up the writers to 100 and ran into this.
   
   `2023-01-19 02:04:40,411 [INFO  ] HoodieMergeHandle - Merging new data into 
oldPath 
/Users/h0b00m9/IdeaProjects/ApacheHudiOccTest/occ/tmp/hudiTest/44/test/5dd8fea5-cf44-4432-b775-01cb67d1250d-0_0-0-0_20230119020209727.parquet,
 as newPath 
/Users/h0b00m9/IdeaProjects/ApacheHudiOccTest/occ/tmp/hudiTest/44/test/5dd8fea5-cf44-4432-b775-01cb67d1250d-0_0-0-0_20230119020440202.parquet
   2023-01-19 02:04:40,412 [INFO  ] DirectWriteMarkers - Creating Marker 
Path=/Users/h0b00m9/IdeaProjects/ApacheHudiOccTest/occ/tmp/hudiTest/.hoodie/.temp/20230119020440202/44/test/5dd8fea5-cf44-4432-b775-01cb67d1250d-0_0-0-0_20230119020440202.parquet.marker.MERGE
   
   org.apache.hudi.exception.HoodieUpsertException: Failed upsert schema 
compatibility check
   
        at 
org.apache.hudi.table.HoodieTable.validateUpsertSchema(HoodieTable.java:820)
        at 
org.apache.hudi.client.HoodieJavaWriteClient.upsert(HoodieJavaWriteClient.java:109)
        at org.example.HudiOccTest.lambda$HudiTest$2(HudiOccTest.java:213)
        at 
java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
        at 
java.base/java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:948)
        at 
java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)
        at 
java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
        at 
java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:746)
        at 
java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:290)
        at 
java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1020)
        at 
java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1656)
        at 
java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1594)
        at 
java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183)
   Caused by: org.apache.hudi.exception.HoodieException: Failed to read 
schema/check compatibility for base path 
/Users/h0b00m9/IdeaProjects/ApacheHudiOccTest/occ/tmp/hudiTest
        at 
org.apache.hudi.table.HoodieTable.validateSchema(HoodieTable.java:807)
        at 
org.apache.hudi.table.HoodieTable.validateUpsertSchema(HoodieTable.java:818)
        ... 12 more
   Caused by: org.apache.hudi.exception.HoodieIOException: Could not read 
commit details from 
/Users/h0b00m9/IdeaProjects/ApacheHudiOccTest/occ/tmp/hudiTest/.hoodie/20230119020417275.commit
        at 
org.apache.hudi.common.table.timeline.HoodieActiveTimeline.readDataFromPath(HoodieActiveTimeline.java:824)
        at 
org.apache.hudi.common.table.timeline.HoodieActiveTimeline.getInstantDetails(HoodieActiveTimeline.java:310)
        at 
org.apache.hudi.common.table.timeline.HoodieActiveTimeline.lambda$getCommitMetadataStream$2(HoodieActiveTimeline.java:349)
        at 
java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:195)
        at 
java.base/java.util.stream.SortedOps$SizedRefSortingSink.end(SortedOps.java:361)
        at 
java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:503)
        at 
java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:488)
        at 
java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)
        at 
java.base/java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:150)
        at 
java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
        at 
java.base/java.util.stream.ReferencePipeline.findFirst(ReferencePipeline.java:543)
        at 
org.apache.hudi.common.table.timeline.HoodieActiveTimeline.getLastCommitMetadataWithValidSchema(HoodieActiveTimeline.java:321)
        at 
org.apache.hudi.common.table.TableSchemaResolver.getLatestCommitMetadataWithValidSchema(TableSchemaResolver.java:491)
        at 
org.apache.hudi.common.table.TableSchemaResolver.getTableSchemaFromLatestCommitMetadata(TableSchemaResolver.java:225)
        at 
org.apache.hudi.common.table.TableSchemaResolver.getTableAvroSchemaInternal(TableSchemaResolver.java:199)
        at 
org.apache.hudi.common.table.TableSchemaResolver.getTableAvroSchema(TableSchemaResolver.java:139)
        at 
org.apache.hudi.common.table.TableSchemaResolver.getTableAvroSchemaWithoutMetadataFields(TableSchemaResolver.java:192)
        at 
org.apache.hudi.table.HoodieTable.validateSchema(HoodieTable.java:804)
        ... 13 more
   Caused by: java.io.FileNotFoundException: File 
file:/Users/h0b00m9/IdeaProjects/ApacheHudiOccTest/occ/tmp/hudiTest/.hoodie/20230119020417275.commit
 does not exist`


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