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Fann Wu

Sr. SRE  •  Taipei,TW  •  [email protected]

Experience

Nextdrive, Feb 2021 - Present, Sr. SRE Engineer

•Build AWS EKS cluster

•Build Monitoring System

•Build Alerting System

Schimatech, May 2019 - Feb 2021, Sr. Infradev Engineer

•Migrate Monitor architecture to AWS(EC2,S3,EKS,Kubeapps,Chartmuseum,ELB,HELM,Istio,ECR,Codecommit)  

•InfluxDB HA 

•Grafana HA 

•Ansible Playbook to deploy Nagios config 

•Enhance decommission procedure ( auto decommission monitor when server owner decommission the server) 

•DR site monitor infrastructure 

•statsd.net component re-write to use Nginx + uWSGI + Flask 

•Build internal testing LAB 


Training: 

•Attend K8S from beginner to actual combat 

https://www.tibame.com/offline/k8s 


 •Attend usenix SRECON ASIA PACIFIC 19 in Singapore 

https://www.usenix.org/conference/srecon19asia 


Community Contribute: 

•Kubespray project contribute - Heketi and Gluster issue 

https://github.com/kubernetes-sigs/kubespray/issues/5737 


•Kubespray project contribute - K8S HA document contribute 

https://github.com/kubernetes-sigs/kubespray/issues/5663

Redcypress, April 2017 - May 2019, Sr. Monitor Engineer

• Build up Cross Datacenter Graphite(HAproxy, Keepalived,statsrelay, Telegraf, Riemann, Kafka, Graphite, Memcached, Percona Xtradb cluster), accept 1M/min metrics, deploy using Ansible. 

• Maintenance ELK Stack, watcher, security. 

• Implement Thruk for monitor Nagios on different DCs in one web. 

• Write service to integrate High severity incident on Pagerduty with ELK, Azure AD, Microsoft Teams, Google URL Shortener, and Statushub. 

• Collect CDN, Network, DB, Windows, Linux, Application metrics. 

• Automation install & config monitor agents(updog, collectd , nrpe, winlogbeat, SCOM Agent) using Ansible.

• Write service using Nginx + Python uWSGI + Python Flask to collect http statsd metrics.

• Build Grafana metrics dashboard for stakeholder.

• Hold Powershell beginner study group and attend Elasticsearch study group. 

• Attend Taiwan kubernetes summit, AWS Summit in Taipei, AWS Certified Solutions Architect -associate course. https://summit.ithome.com.tw/kubernetes/ 

https://aws.amazon.com/tw/summits/taipei/

• Have AWS Certified Solutions Architect -associate License


Github activity:

• Help to improve Elasticsearch metrics collector to support Elasticsearch 5.x,6.x, support Elasticsearch security feature and improve Grafana dashboard can show multiple Elasticsearch cluster. 

Project: 

https://github.com/trevorndodds/elasticsearch-metrics 

Commit records: 

https://goo.gl/Z3ZUvG 

https://goo.gl/ZMyciB 

https://goo.gl/59YDLU 

https://goo.gl/3vvHib 

https://goo.gl/4kzPyw 

https://goo.gl/Trqq8s


• Enhance check_couchbase project on github

Project: 

https://github.com/mathewmeconry/check_couchbase

Commit records:

https://goo.gl/SnjP9g


•Bug find and report

Telegraf statsd UDP metrics split problem

https://goo.gl/2tf8DT

Telegraf kafka performance issue

https://goo.gl/e2eGUU


Nogle Limited, Sep 2015 – Feb 2017, Sr. Big Data Engineer

• Implement Big Data Infra(Hadoop , Spark , Zeppelin,Kafka, Mesos) 

• Implement Monitor System(Nagios, php4nagios,Nagvis) 

• Implement Metrics System(Graphite,Statsd,Collectd,Grafana) 

• Implement Log collection System(Elasticsearch, Logstash, Kibana) 

• Implement Cassandra cluster for RD to store No SQL data 

• Implement Docker Swarm, run Jenkins on Swarm. 

• Implement Redis cluster for RD to store Key-Value data 

• Study Kubernetes

Trend Micro, Nov 2011 – Aug 2015, Sr. Engineer

• Experience with Hadoop & HBase 

• Experience with Splunk cluster and Splunk app(Hadoop Connect , HadoopOps , Hunk) 

• Experience with Nagios 

• Experience with Ganglia 

• Experienced with Unix environment management. 

• Experienced with LDAP 

• Experienced with Puppet 

• Experience with virtualization, virutal box , xenserver , vagrant 

• Experience with AWS • Lab Management( CI , SCM , XenServer Cluster , KM) 

• Trend Micro Feedback Service Management

ITRI, Apr 2010 – Sep 2011, MIS

• Experience with Container Modularized Data Center Management 

• Experience with Data Center Networking & Server Management 

• Experience with Data Backup & Restore Plan 

• Experience with NetApp storage management

Education

Tamkang University

Master of Business Administration 

2007/09~2011/06

Tamkang University

Bachelor of Business Administration 

2002/09~2006/07

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