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Embrace The Suck

Nick S. ssnickolay

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Embrace The Suck
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ssnickolay / rebuid.txt
Created January 31, 2021 20:17
jt rebuid
Note: Recompile with -Xlint:deprecation for details.
Compiling com.oracle.truffle.llvm.parser with javac-daemon(JDK 1.8)... [dependency TRUFFLE_DSL_PROCESSOR updated]
Compiling com.oracle.truffle.llvm.tests.types with javac-daemon(JDK 1.8)... [dependency com.oracle.truffle.llvm.runtime updated]
Compiling com.oracle.truffle.llvm.asm.amd64 with javac-daemon(JDK 1.8)... [dependency TRUFFLE_DSL_PROCESSOR updated]
Compiling com.oracle.truffle.llvm.tests.tck with javac-daemon(JDK 1.8)... [dependency com.oracle.truffle.llvm.runtime updated]
Compiling com.oracle.truffle.llvm with javac-daemon(JDK 1.8)... [dependency TRUFFLE_DSL_PROCESSOR updated]
Compiling com.oracle.truffle.llvm.parser.factories with javac-daemon(JDK 1.8)... [dependency TRUFFLE_DSL_PROCESSOR updated]
Compiling com.oracle.truffle.llvm.tools with javac-daemon(JDK 1.8)... [dependency com.oracle.truffle.llvm.parser updated]
Compiling com.oracle.truffle.api.debug.test with javac-daemon(JDK 1.8)... [dependency TRUFFLE_DSL_PROCESSOR updated]
Compiling com.
@ssnickolay
ssnickolay / loop_wrk.rb
Created September 28, 2020 14:32
Loop wrk
# Usage:
# ruby ./bench.rb "wrk -c20 -t20 -d3m http://localhost:9292/request" "c20t20-jvm.dat"
PARSE_RPS = proc do |out|
begin
out.match(/Requests\/sec: (?<value>.*)/)[:value].gsub!(" ", "").to_f
rescue
puts "Wrong RPS parsing"
0
end
@ssnickolay
ssnickolay / threaddump.log
Created September 28, 2020 14:28
TruffleRuby Stuck Server log
2020-09-28 17:27:26
Full thread dump OpenJDK 64-Bit Server VM GraalVM 20.3.0-dev (25.262-b10-jvmci-20.2-b03 mixed mode):
"RMI TCP Connection(24)-127.0.0.1" #96 daemon prio=9 os_prio=35 tid=0x00007facedb07000 nid=0x15307 runnable [0x00007000084e6000]
java.lang.Thread.State: RUNNABLE
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
at java.net.SocketInputStream.read(SocketInputStream.java:171)
at java.net.SocketInputStream.read(SocketInputStream.java:141)
@ssnickolay
ssnickolay / split_with_block_bench.rb
Last active July 24, 2020 07:10
# jt -u jvm-ce benchmark -e 'string = "a:" * 500_000; benchmark { string.split(":") }'
1.2712554515493182
2.160920504253029
17.192892688457704
61.5012920434102
77.74676398417816
82.08563672136926
79.00306258772991
84.1567876139306
@ssnickolay
ssnickolay / data.rb
Created June 17, 2020 14:59
jt -u jvm-ce benchmark --time 120 bench/optcarrot/optcarrot.rb
# BEFORE
a = [3.4451130582146683, 2.385918036922338, 3.920855700632015, 3.0578235878124937, 3.271109578119808, 3.519938062594423, 4.305462705034818, 7.640309888410083, 14.50009541439279, 17.851173279258877, 23.13733295712934, 25.399894868389243, 31.89767820906181, 35.66439549792595, 38.34925941530993, 51.29713457630357, 48.615074490851136, 65.08395637220634, 66.71744986808874, 89.05259814856443, 147.8499320606563, 146.41336775698494, 143.08515128540077, 51.96651916208329, 84.22716230396696, 119.62053614458786, 194.3913705238899, 194.07621178387902, 190.16402274184753, 198.08630220621285, 197.17463918236777, 196.4103623421654, 198.29562080680807, 197.91679854857313, 199.1664459648101, 213.9895304973666, 207.77618851733104, 203.31423277162023, 207.1514110171403, 214.15764801111686, 220.5416495102144, 214.79462244510745, 214.47394130181567, 218.4967400419493, 208.95625260737273, 217.40902017791666, 213.76752190032394, 216.33557284412575, 216.8346198710945, 216.29988270075725, 47.35177910367706, 114.431711619746
@ssnickolay
ssnickolay / base_mutation.rb
Created April 10, 2020 20:32
Ensuring Policies are Used in Graphql Mutation
class BaseMutation < GraphQL::Schema::RelayClassicMutation
include Graphql::ResolverCallbacks
include ActionPolicy::GraphQL::Behaviour
def current_user
context[:current_user]
end
# Enforce mutation authorization.
# This callbacks verifies that `authorize!` method has been
@ssnickolay
ssnickolay / preload_association.rb
Created December 19, 2019 12:03
Preload with Rails 6+
def preload_association(records)
::ActiveRecord::Associations::Preloader.new.preload(
records,
@association_schema,
@preload_scope
).then(&:first).then do |preloader|
next unless @preload_scope
# The result of previous preload is memoized, ActiveRecord won't load this association again.
if preloader.is_a?(::ActiveRecord::Associations::Preloader::AlreadyLoaded)
owner = preloader.send(:owners).first
@ssnickolay
ssnickolay / example.rb
Last active September 27, 2019 10:25
Query Object with Active Record
class Filters
class Base
attr_reader :scope
def initialize(scope)
@scope = scope
end
end
class ByPrice < Base
@ssnickolay
ssnickolay / build.sh
Last active September 28, 2019 08:16
Build Ruby via gg Framework. https://github.com/StanfordSNR/gg
# Based on https://github.com/StanfordSNR/gg/blob/master/docker/README.md
# install deps
apt-get install -y ruby bison
# clone Ruby
git clone --single-branch --branch ruby_2_6 https://github.com/ruby/ruby.git
cd ruby
# build configuration files
@ssnickolay
ssnickolay / tree.rb
Created August 23, 2019 08:22
Tree!
require 'pry'
Record = Struct.new(:id, :level_1, :level_2)
class Tree
class Node
def initialize(object, records, behavior)
@object = object
@records = records
@behavior = behavior