### What changes were proposed in this pull request? Introduce Blaze support document. ### Why are the changes needed? [Blaze](https://github.com/kwai/blaze) supports Celeborn as remote shuffle service. It's recommened to Blaze support document for introduction of Blaze usage. ### Does this PR introduce _any_ user-facing change? No. ### How was this patch tested? No. Closes #2787 from SteNicholas/CELEBORN-1635. Authored-by: SteNicholas <programgeek@163.com> Signed-off-by: Shuang <lvshuang.xjs@alibaba-inc.com>
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| Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at https://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. |
Blaze Support
Build Blaze
Blaze supports Celeborn as remote shuffle service. Below introduction is used to enable this feature.
First refer to Build From Source or Build With Docker to build Blaze.
Blaze Configuration
Currently, to use Blaze following configurations are required in spark-defaults.conf.
spark.shuffle.manager org.apache.spark.sql.execution.blaze.shuffle.celeborn.BlazeCelebornShuffleManager
# celeborn master
spark.celeborn.master.endpoints clb-master:9097
spark.celeborn.client.spark.shuffle.writer hash
spark.serializer org.apache.spark.serializer.KryoSerializer
spark.sql.adaptive.localShuffleReader.enabled false
Availability
| Celeborn Version | Available in Blaze? |
|---|---|
| < 0.5.0 | No |
| >= 0.5.0 | Yes |