Eike Dehling EikeDehling
EikeDehling
/ gist:a015a5137ac5d99dc850
Created
March 30, 2015 13:21
Elasticsearch problematic mapping (causes endless mapping refresh in our cluster)
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| { | |
| "postings-0": { | |
| "mappings": { | |
| "posting": { | |
| "_all": { | |
| "enabled": false | |
| }, | |
| "properties": { |
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| [2015-03-31 10:02:59,815][DEBUG][indices.cluster ] [Strobe] [postings-5360000000] parsed mapping [posting], and got different sources | |
| original: | |
| {"posting":{"_all":{"enabled":false},"properties":{"blogurl":{"type":"string","index_analyzer":"bc_indexing_analyzer","search_analyzer":"bc_query_analyzer","fielddata":{"format":"disabled"}},"body":{"type":"string","index_analyzer":"bc_indexing_analyzer","search_analyzer":"bc_query_analyzer","fielddata":{"format":"disabled"},"path":"just_name","fields":{"_text_":{"type":"string","index_analyzer":"bc_indexing_analyzer","search_analyzer":"bc_query_analyzer","fielddata":{"filter.frequency.min":"2","filter.regex.pattern":"^(?!(?:(?:maandag)|(?:dinsdag)|(?:woensdag)|(?:donderdag)|(?:vrijdag)|(?:zaterdag)|(?:zondag)|(?:citaat)|(?:christa)|(?:4sq)|(?:I)|(?:a)|(?:aan)|(?:about)|(?:ae)|(?:af)|(?:after)|(?:ajax-coach)|(?:al)|(?:all)|(?:alle)|(?:alleen)|(?:als)|(?:also)|(?:an)|(?:and)|(?:andere)|(?:anders)|(?:any)|(?:april)|(?:augustus)|(?:august)|(?:auteur)|(?:as)|(?:a |
EikeDehling
/ original
Created
March 31, 2015 17:49
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| { | |
| "posting": { | |
| "_all": { | |
| "enabled": false | |
| }, | |
| "properties": { | |
| "blogurl": { | |
| "type": "string", |
EikeDehling
/ ES patch ordered fielddata settings
Created
April 1, 2015 08:43
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| --- a/src/main/java/org/elasticsearch/index/mapper/core/AbstractFieldMapper.java | |
| +++ b/src/main/java/org/elasticsearch/index/mapper/core/AbstractFieldMapper.java | |
| @@ -24,7 +24,6 @@ import com.carrotsearch.hppc.cursors.ObjectCursor; | |
| import com.carrotsearch.hppc.cursors.ObjectObjectCursor; | |
| import com.google.common.base.Objects; | |
| import com.google.common.collect.ImmutableList; | |
| - | |
| import org.apache.lucene.analysis.Analyzer; | |
| import org.apache.lucene.document.Field; | |
| import org.apache.lucene.document.FieldType; |
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| filebeat.prospectors: | |
| - input_type: log | |
| paths: | |
| - ./random_apache_log | |
| output.elasticsearch: | |
| hosts: ["127.0.0.1:9200"] |
EikeDehling
/ random-apache-log.sh
Last active
February 17, 2017 12:51
Bash script to generate a random (apache) log line every random seconds
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| #!/usr/bin/env bash | |
| while true | |
| do | |
| random_ip=$(dd if=/dev/urandom bs=4 count=1 2>/dev/null | od -An -tu1 | sed -e 's/^ *//' -e 's/ */./g') | |
| random_size=$(( (RANDOM % 65535) + 1 )) | |
| current_date_time=$(date '+%d/%b/%Y:%H:%M:%S %z') | |
| echo "$random_ip - - [$current_date_time] \"GET /data.php HTTP/1.1\" 200 $random_size" | tee -a 'random_log' |
EikeDehling
/ random-apache-log.cmd
Last active
March 10, 2017 15:12
Windows batch file for generating a random apache log
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| @echo off | |
| Setlocal EnableDelayedExpansion | |
| for /L %%n in (1,0,5) do ( | |
| SET /A N1=!RANDOM! * 255 / 32768 | |
| SET /A N2=!RANDOM! * 255 / 32768 | |
| SET /A N3=!RANDOM! * 255 / 32768 | |
| SET /A N4=!RANDOM! * 255 / 32768 |
EikeDehling
/ titanic.py
Last active
March 11, 2017 11:42
Some experiments for kaggle titanic survivors machine learning competition (https://www.kaggle.com/c/titanic)
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| import pandas | |
| from sklearn import linear_model, svm, tree, naive_bayes | |
| from sklearn.model_selection import cross_val_score | |
| import numpy as np | |
| data = pandas.read_csv('train.csv') | |
| def preprocess(data): | |
| data['Fare'] = data['Fare'].fillna(data['Fare'].mean()) |
EikeDehling
/ install-elasticsearch.sh
Last active
May 10, 2017 07:24
— forked from gourneau/ElasticSearch.sh
Script to install elasticsearch (Latest 5.x) on a ubuntu machine (16.04LTS)
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| # Install latest OpenJDK | |
| sudo apt-get update | |
| sudo apt-get install openjdk-8-jre-headless | |
| # Install elastic | |
| wget -qO - https://artifacts.elastic.co/GPG-KEY-elasticsearch | sudo apt-key add - | |
| sudo apt-get install apt-transport-https | |
| echo "deb https://artifacts.elastic.co/packages/5.x/apt stable main" | sudo tee -a /etc/apt/sources.list.d/elastic-5.x.list | |
| sudo apt-get update | |
| sudo apt-get install elasticsearch |
EikeDehling
/ install-elastic-5.6-debian.sh
Last active
September 14, 2017 09:45
Shell script to install elastic 5.6 (as root) on debian
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| # Install elasticsearch | |
| wget -qO - https://artifacts.elastic.co/GPG-KEY-elasticsearch | apt-key add - | |
| apt-get install apt-transport-https | |
| echo "deb https://artifacts.elastic.co/packages/5.x/apt stable main" | sudo tee -a /etc/apt/sources.list.d/elastic-5.x.list | |
| apt-get update | |
| apt-get install elasticsearch | |
| # Configure memory settings | |
| mkdir -p /etc/systemd/system/elasticsearch.service.d | |
| echo -e "[Service]\nLimitMEMLOCK=infinity" > /etc/systemd/system/elasticsearch.service.d/elasticsearch.conf |
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