Luca Canali

@LucaCanaliDB

Database Engineer - Hadoop and Spark service, database service, data analytics.

Geneva, Switzerland
cern.ch/canali
Joined April 2013
21 Photos and videos Photos and videos

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  1. Mar 31

    Experimenting with performance: measurements and plots to study resource utilization efficiency. From

    3 retweets 5 likes
  2. Mar 28

    New blog post: On Measuring Apache Spark Workload Metrics for Performance Troubleshooting

    12 retweets 10 likes
  3. Mar 21
    Replying to

    Thanks , very interesting findings and writeup. /CC

    2 likes
  4. Feb 15

    Good to see that SQL hints are coming to - see also

    2 retweets 1 like
  5. Retweeted
    Jan 30

    Performance comparison of Apache Avro, , and with in-house workloads :

    1 reply 56 retweets 57 likes
  6. Retweeted
    Jan 25

    New CERN blog post on parallelizing gradient descent with data parallel methods w/ & 's Keras

    49 retweets 77 likes
  7. Jan 20
    Replying to

    Thanks for sharing and brilliant work Tanel. Also great to see you and deep in Spark perf investigations!

    1 retweet 5 likes
  8. 17 Nov 2016

    IPython/Jupyter SQL Magic Functions for PySpark

    4 likes
  9. Retweeted
    4 Nov 2016

    Did you miss a talk at Spark Summit EU? All the videos & slides have been added to the site. Check them out:

    2 replies 27 retweets 28 likes
  10. 28 Oct 2016

    It's been great to be part of - Slides of my talk on Spark 2.0 perf investigations with flame graphs at

    7 retweets 14 likes
  11. 11 Oct 2016

    data formats and storage layers tested and compared for EventIndex use cases. Poster at .

    6 retweets 2 likes
  12. 10 Oct 2016

    Slides of my talk at on integrating Oracle and Hadoop workloads: Coauthors:

    19 retweets 22 likes
  13. Retweeted
    3 Oct 2016

    Voice From : 2.0 Performance Improvements Investigated with Flame Graphs

    38 retweets 29 likes
  14. 14 Sep 2016

    New blog post: Spark 2.0 Performance Improvements Investigated With Flame Graphs

    1 reply 20 retweets 31 likes
  15. 21 Jul 2016

    A scoring engine in for recognizing handwritten digits.

    11 retweets 22 likes
  16. 11 Jul 2016

    Hadoop tutorials , part 1 on data formats and SQL by and -

    15 retweets 24 likes
  17. Luca Canali followed , , and 206 others
  18. 7 Jun 2016

    New short blog post: IPython/ notebooks for

    2 retweets 4 likes
  19. Retweeted
    2 Jun 2016

    . & Manuel Martin Marquez discuss modern data strategy & how is using Hadoop

    7 retweets 4 likes
  20. Retweeted
    2 Jun 2016

    Yes, You Must Use CALIBRATE_IO. No, You Mustn’t Use It To Test Storage Performance.

    7 retweets 14 likes

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