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convert A2_2046X_FR.pdf[33] -resize 600x "./Lingoda/%02d-A2_2046X_FR.png |
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Как масштабировать обработку большого количества аналитических данных | |
Hive является одним из основных инструментов обработки данных в Criteo, где каждый день сотни аналитиков и тысячи автоматизированных программ запускают Hive запросы. В докладе обсуждается эволюция платформы Hive в Criteo от подверженной ошибкам установки на выделенных серверах до самой лучшей в своем классе архитектуры, способной к самовосстановлению, автоматическому масштабированию для управления растущей нагрузкой. | |
Полученная платформа основана на системе управления кластерами Mesos, которая позволяет Criteo масштабироваться по требованию, рациональнее использовать ресурсы и без проблем развертывать новые версии Hive. В докладе подробно описывается архитектура данных Criteo. Cлушатели узнают как компания решила проблемы безопасности, мониторинга, планирования, тестирования и балансировки нагрузки на нескольких уровнях. | |
Criteo обладает одним из самых больших Hadoop кластеров в Европе. Основными продуктами компании являются системы для |
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sudo -i | |
cd /tmp/kitchen | |
/opt/chef/embedded/bin/chef-zero -d | |
knife upload . -c client.rb -VVV | |
/opt/chef/embedded/bin/chef-shell -z -c ./client.rb -j ./dna.json -o <run list> |
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http://kibana.pa4.prod.crto.in/app/logtrail#/?q=application:verticacopyerrors%20AND%20hostname:vertica10gopera*&h=All&t=Now&i=kestrel-*&_g=() |
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# Fork main athena repository: https://gitlab.cern.ch/atlas/athena/forks/new | |
git clone https://:@gitlab.cern.ch:8443/[YOUR_USER_NAME]/athena.git | |
cd athena | |
git remote add upstream https://:@gitlab.cern.ch:8443/atlas/athena.git | |
git fetch upstream # Ensure sync with main repository | |
# Use useful name for branch "-b your useful name" | |
git checkout -b 21.0-fix-for-something upstream/21.0 --no-track | |
# Use the latest date in r2017-XX-XX or the day vefore | |
cd .. |
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class hg_playground::amazurov { | |
motd::news{'lhcbpr installed': | |
date => '2015-11-26', | |
message => ' The LHCb PR machines installed with puppet.' | |
} | |
notify {'LHCb settings for LHCb PR machines' :} | |
include hg_playground::amazurov::software | |
include hg_playground::amazurov::firewall |
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AtlCoolConsole.py COOLONL_TRIGGER/CONDBR2 | |
# In AtlCoolConsole prompt | |
userunlumi 282026 | |
more /TRIGGER/HLT/HltConfigKeys | |
# extract key, 2218 in the example | |
TrigConfReadWrite -i TRIGGERDB 2218 -o xml |
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import sys,os | |
files = sys.argv[1].replace(',',' ') | |
events = '' | |
for line in open('event.txt'): | |
events += '%s,' % line.split()[-1] | |
events = events[:-1] | |
com = "AtlCopyBSEvent -e %s -o event.dat %s" % (events,files) | |
print com | |
sta = os.system(com) | |
sys.exit(sta % 255) |
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void L1EnergyCMXTools::crateEnergyToEtSums( | |
const MultiSliceCrateEnergy &cratesVecFull, const MultiSliceCrateEnergy &cratesVecRestricted, | |
xAOD::CMXEtSumsContainer *cmxEtSumsVec, int peak) const | |
{ | |
std::map<int, xAOD::CMXEtSums *> etMap; | |
unsigned int nslices = cratesVecFull.size(); | |
std::vector<uint16_t> dummy(nslices); | |
std::vector<uint32_t> error(nslices); | |
for (unsigned int slice = 0; slice < nslices; ++slice) |
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