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add linear readme

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tqchen 2015-03-09 13:12:04 -07:00
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rabit-learn/linear/README.md
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@ -13,7 +13,7 @@ Multi-Threading Optimization
- Simply add ```nthread=k``` where k is the number of threads you want to use
* If you submit with YARN
- Use ```--vcores``` and ```-mem``` to request CPU and memory resources
- Some scheduler in YARN do not honor CPU request, you can request more memory to grab a more working slot
- Some scheduler in YARN do not honor CPU request, you can request more memory to grab working slots
* Usually multi-threading improves speed in general
- You can use less workers and assign more resources to each of worker
- This means less communication overhead and faster