Alexandru Sisu alexsisu

alexsisu / test_parquet_query.py

Created March 19, 2020 14:55

	mport os
	import sys
	import psutil
	import pyarrow.parquet as pq
	import time
	import cudf
	import subprocess
	from subprocess import Popen, PIPE
	from blazingsql import BlazingContext

alexsisu / business-models.md

Created July 23, 2014 17:42 — forked from ndarville/business-models.md

Business Models

Models	Examples
Display ads	Yahoo!
Search ads	Google

alexsisu / gist:3235953

Created August 2, 2012 09:45

Thread CPU consumption by id.

	Tasks: 232 total, 1 running, 231 sleeping, 0 stopped, 0 zombie
	Cpu(s): 1.9%us, 0.2%sy, 0.0%ni, 97.9%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
	Mem: 132150264k total, 129247212k used, 2903052k free, 168804k buffers
	Swap: 67190776k total, 306704k used, 66884072k free, 15678276k cached

	PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
	5218 buzzcapt 20 0 126g 102g 8912 R 100.8 81.2 2352:08 java
	5252 buzzcapt 20 0 126g 102g 8912 S 1.0 81.2 17:26.02 java
	65018 buzzcapt 20 0 126g 102g 8912 S 1.0 81.2

alexsisu / buzz_jstack_cpu_idle_snapshot1

Created August 1, 2012 13:50

high cpu consumption 200% in the last 2 days.

	2012-08-01 14:38:26
	Full thread dump Java HotSpot(TM) 64-Bit Server VM (20.2-b06 mixed mode):

	"Attach Listener" daemon prio=10 tid=0x00007fd580001800 nid=0xc237 waiting on condition [0x0000000000000000]
	java.lang.Thread.State: RUNNABLE

	Locked ownable synchronizers:
	- None

	"elasticsearch[artemis2]http_server_worker-pool-23-thread-6236" daemon prio=10 tid=0x00007fd4f8269000 nid=0xc1d5 waiting on condition [0x00007fd486659000]

alexsisu / partial_update_maybe_issue

Created April 16, 2012 12:04

ElasticSearch partial field update: remove element from array, does not work

	curl -XPUT 'http://localhost:9200/testindex' -d '{
	"settings":
	{
	"number_of_shards": 1,
	"number_of_replicas": 0
	}
	}
	'

	curl -XPUT 'http://localhost:9200/testindex/posting/_mapping' -d '

alexsisu / jhat_es_hprof_stat

Created December 19, 2011 14:05

jhat_es_hprof_stat

	Heap Histogram

	All Classes (excluding platform)

	Class Instance Count Total Size
	class [I 2287 10128210616
	class [B 3280 463710673
	class [J 1586 50219808
	class [C 38406 1842394
	class [Ljava.util.HashMap$Entry; 6683 1128912

alexsisu / jstack_es_blocked

Created December 12, 2011 15:50

jstack elastic_search

	Thread 19023: (state = BLOCKED)
	- org.elasticsearch.index.field.data.support.FieldDataLoader.load(org.apache.lucene.index.IndexReader, java.lang.String, org.elasticsearch.index.field.data.support.FieldDataLoader$TypeLoader) @bci=107, line=57 (Compiled frame; information may be imprecise)
	- org.elasticsearch.index.field.data.strings.StringFieldData.load(org.apache.lucene.index.IndexReader, java.lang.String) @bci=9, line=84 (Interpreted frame)
	- org.elasticsearch.index.field.data.strings.StringFieldDataType.load(org.apache.lucene.index.IndexReader, java.lang.String) @bci=2, line=52 (Interpreted frame)
	- org.elasticsearch.index.field.data.strings.StringFieldDataType.load(org.apache.lucene.index.IndexReader, java.lang.String) @bci=3, line=34 (Interpreted frame)
	- org.elasticsearch.index.field.data.FieldData.load(org.elasticsearch.index.field.data.FieldDataType, org.apache.lucene.index.IndexReader, java.lang.String) @bci=3, line=110 (Interpreted frame)
	- org.elasticsearch.index.cache.field.data.support.Abstr