The document is a presentation from a GLC Networks webinar held on February 18, 2021, focusing on the Zettabyte File System (ZFS). It outlines GLC Networks' background, the webinar agenda, and discusses the characteristics and features of ZFS, including its end-to-end data integrity and easy administration. Additionally, it invites participants to engage and share their experiences in networking and Mikrotik.

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Zettabyte File
System (ZFS)
GLC webinar, 18 Feb 2021
Achmad Mardiansyah
achmad@glcnetworks.com
GLC Networks, Indonesia
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Agenda
● Introduction
● Filesystem
● Traditional File System
● Volume Manager
● ZFS
● Live practice
● Q & A
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introduction
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What is GLC?
● Garda Lintas Cakrawala (www.glcnetworks.com)
● Based in Bandung, Indonesia
● Areas: Training, IT Consulting
● Certified partner for: Mikrotik, Ubiquity, Linux foundation
● Product: GLC radius manager
● Regular event
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Trainer Introduction
● Name: Achmad Mardiansyah
● Base: bandung, Indonesia
● Linux user since 1999, mikrotik user since 2007, UBNT
2011
● Mikrotik Certified Trainer
(MTCNA/RE/WE/UME/INE/TCE/IPv6)
● Mikrotik/Linux Certified Consultant
● Website contributor: achmadjournal.com, mikrotik.tips,
asysadmin.tips
● More info:
http://au.linkedin.com/in/achmadmardiansyah
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Past experience
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● 2021 (Congo DRC, Malaysia): network support,
radius/billing integration
● 2020 (Congo DRC, Malaysia): IOT integration,
network automation
● 2019, Congo (DRC): build a wireless ISP from
ground-up
● 2018, Malaysia: network revamp, develop billing
solution and integration, setup dynamic routing
● 2017, Libya (north africa): remote wireless migration
for a new Wireless ISP
● 2016, United Kingdom: workshop for wireless ISP,
migrating a bridged to routed network

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About GLC webinar?
● First webinar: january 1, 2010 (title:
tahun baru bersama solaris - new year
with solaris OS)
● As a sharing event with various topics:
linux, networking, wireless, database,
programming, etc
● Regular schedule
● Irregular schedule: as needed
● Checking schedule:
http://www.glcnetworks.com/schedule
● You are invited to be a presenter
○ No need to be an expert
○ This is a forum for sharing: knowledge,
experiences, information
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Please introduce yourself
● Your name
● Your company/university?
● Your networking experience?
● Your mikrotik experience?
● Your expectation from this course?
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File System
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Harddisk components
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File system?
● Part of operating system
● An abstraction of file
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Traditional File System
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Traditional file system
● Based on physical parameters
● Not flexible
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Volume Manager
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Logical Volume Manager
● A flexible way to manage file system
● Adding complexity
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Zettabyte File System (ZFS)
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ZFS features
● End-to-end data integrity
○ Checksum + copy-on-write
○ Disk scrubbing, RAIDZ protection
● Easy administration
○ Combination of FS, RAID, Volume Manager. No need /etc/fstab
○ Only 2 commands: zpool, zfs
○ ZFS Web interface
○ Snapshot, clones, export, import, migration
● Immense capacity
○ 128bit metadata
○ Compression
○ Deduplication
● High performance
○ Intelligent pre-fetch
●
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Copy-On-Write (COW)
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End-to-end checksum
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Self-healing data
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LIVE practice
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preparation
● SSH client
● SSH parameters
○ SSH address
○ SSH port
○ SSH username
○ SSH password
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Q & A
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Interested? Just come to our training...
● Topics are arranged in systematic and logical way
● You will learn from experienced teacher
● Not only learn the materials, but also sharing experiences, best-practices, and
networking
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End of slides
● Thank you for your attention
● Please submit your feedback: http://bit.ly/glcfeedback
● Like our facebook page: https://www.facebook.com/glcnetworks
● Slide: http://www.slideshare.net/r41nbuw
● Recording (youtube): https://goo.gl/28ABHU
● Stay tune with our schedule
● Any questions?
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