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Set min replicate to 0 and unpin file if we fail to replicate a file #17865

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merged 4 commits into from
Aug 1, 2023
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Set min replicate to 0 and unpin file if we fail to replicate a file #17865

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b51e59c
Unpin a file and set min replicate to 0 if we fail to replicate a file.
yuzhu Jul 31, 2023
cc4b64f
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yuzhu Jul 31, 2023
9af7a94
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yuzhu Jul 31, 2023
f46d5c1
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yuzhu Jul 31, 2023
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15 changes: 13 additions & 2 deletions job/server/src/main/java/alluxio/job/plan/replicate/SetReplicaDefinition.java
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@
import alluxio.conf.Configuration;
import alluxio.exception.status.NotFoundException;
import alluxio.grpc.RemoveBlockRequest;
import alluxio.grpc.SetAttributePOptions;
import alluxio.job.RunTaskContext;
import alluxio.job.SelectExecutorsContext;
import alluxio.job.plan.AbstractVoidPlanDefinition;
Expand All @@ -37,6 +38,7 @@
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.IOException;
import java.util.Collections;
import java.util.List;
import java.util.Set;
Expand Down Expand Up @@ -168,8 +170,17 @@ private void replicate(SetReplicaConfig config, RunTaskContext context) throws E
// to avoid the the race between "replicate" and "rename", so that even a file to replicate is
// renamed, the job is still working on the correct file.
URIStatus status = context.getFileSystem().getStatus(new AlluxioURI(config.getPath()));

JobUtils.loadBlock(status, context.getFsContext(), config.getBlockId(), null, false);
try {
JobUtils.loadBlock(status, context.getFsContext(), config.getBlockId(), null, false);
} catch (IOException e) {
LOG.warn("Replication of {} failed, reduce min replication to 1 and unpin.",
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Suggested change
LOG.warn("Replication of {} failed, reduce min replication to 1 and unpin.",
LOG.warn("Replication of {} failed, reduce min replication to 0 and unpin.",

status.getPath());
SetAttributePOptions.Builder optionsBuilder =
SetAttributePOptions.newBuilder();
context.getFileSystem().setAttribute(new AlluxioURI(config.getPath()),
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will this throw exception? how do we handle it?

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addressed as a supressed exception

optionsBuilder.setReplicationMin(0).setPinned(false).build());
throw e;
}
LOG.info("Replicated file " + config.getPath() + " block " + config.getBlockId());
}
}
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