Late summer 2015 tech reading

This should keep you busy for a few weekends.

(Once again, thanks to all the people who shared some of these originally on Twitter, Google+, HackerNews and other sources)

Java/Performance:

• http://epickrram.blogspot.co.uk/2015/08/jvm-guaranteed-safepoints.html
• https://github.com/RichardWarburton/honest-profiler
• OpenJDK profiler
• http://www.evanjones.ca/jvm-mmap-pause.html
• http://www.slideshare.net/RafaelWinterhalter/an-introduction-to-jvm-performance
• Unsafe update
• A Toolkit to Measure Basic System Performance & OS Jitter
• (http://highscalability.com/blog/2015/5/27/a-toolkit-to-measure-basic-system-performance-and-os-jitter.html)
• A good off-heap library/framework
• GC, safepoints & IOs
• Unsafe vs array memory traversal throughput
• ConcurrentHashMap on large heaps >= 15GB
• Order book/matching algorithms which are used by Equities exchanges
• How to solve very unstable latencies when using NIC?
• Memory barriers - multiple reader threads and one single writer to multiple (long) counters
• Memory barriers -Stricter read ordering
• Kernel bypass

Java Bytecode Notes:

• http://cory.li/bytecode-hacking/
• http://www.ibm.com/developerworks/library/it-haggar_bytecode/
• http://stackoverflow.com/questions/4761681/avoiding-getfield-opcode
• http://blog.jamesdbloom.com/JVMInternals.html
• http://arhipov.blogspot.com/2011/01/java-bytecode-fundamentals.html

Java 8/Lambdas:

• Older ones - 1 and 2
• http://www.slideshare.net/RichardWarburton/pragmatic-functional-refactoring-with-java-8-1-44946879
• http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2015-April/017649.html
• http://jpbempel.blogspot.gr/2012/10/virtual-call-911.html
• https://github.com/benjiman/lambda-type-references
• http://benjiweber.co.uk/blog/2015/08/24/optionally-typechecked-statemachines/
• Serializable Lamdas and types
• Java 8 and type erasure

Tech Vids:

• Gil Tene: "Faster Java Objects"
• JVMLS 2015 - New Bytecodes, New Objects
• JVMLS 2015 - Jinq: LINQ-style Queries in Java
• JVMLS 2015 - Compilers are Databases
• JVMLS 2015 - The future is native
• JVMLS 2015 - Adventures on the Road to Valhalla
• JVMLS 2015 - VM Design Choices
• Charles Nutter: "Beyond JVM: How the platform is evolving for new languages and features"
• Rob Pike Go
• When the OS gets in the way" by Mark Price

Data:

• https://eng.uber.com/mezzanine-migration/
• https://blogs.apache.org/hbase/entry/medium_data_and_universal_data
• Building a Data Warehouse for Business Analytics using Spark SQL
• Gorilla: A Fast, Scalable, In-Memory Time Series Database
• InfluxDB storage engine

Misc:

• http://georgestocker.com/2014/04/15/how-to-destroy-programmer-productivity/

Some old notes on SQL Cubes and Rollups:

• http://www.depesz.com/2015/05/24/waiting-for-9-5-support-grouping-sets-cube-and-rollup/
• http://thegridman.com/coherence/oracle-coherence-pivot-table-queries/
• Old paper from LinkedIn http://sna-projects.com/sna/images/avatara-sam-sig.ppt
• Druid does something like this but the dimensions are not adhoc
• How SQL Server does it:
  • http://blogs.msdn.com/b/craigfr/archive/2008/03/31/ranking-functions-rank-dense-rank-and-ntile.aspx
  • http://blogs.msdn.com/b/craigfr/archive/2008/01/18/partial-aggregation.aspx
  • http://blogs.msdn.com/b/craigfr/archive/2007/09/27/aggregation-with-cube.aspx
  • http://blogs.msdn.com/b/craigfr/archive/2007/09/21/aggregation-with-rollup.aspx
  • http://blogs.msdn.com/b/craigfr/archive/2007/07/03/the-pivot-operator.aspx
  • http://blogs.msdn.com/b/craigfr/archive/2006/09/20/hash-aggregate.aspx
  • http://blogs.msdn.com/b/craigfr/archive/2006/09/13/752728.aspx

Until next time!