Conversations with the hackers, leaders, and innovators of the software world. Hosts Adam Stacoviak and Jerod Santo face their imposter syndrome so you don’t have to. Expect in-depth interviews with the best and brightest in software engineering, open source, and leadership. This is a polyglot podcast. All programming languages, platforms, and communities are welcome. Open source moves fast. Keep up.

Hard drive reliability at scale

April 26, 2023 1:40:59 97.11 MB Downloads: 0

This week Adam talks with Andy Klein from Backblaze about hard drive reliability at scale.

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Sponsors:

  • DevCycle – Build better software with DevCycle. Feature flags, without the tech debt. DevCycle is a Feature Flag Management platform designed to help you build maintainable code at scale.
  • Sentry – See the untested code causing errors - or whether it’s partially or fully covered - directly in your stack trace, so you can avoid similar errors from happening in the future. Use the code CHANGELOG and get the team plan free for three months.
  • Postman – Build APIs together — More than 20 million developers use Postman for building and using APIs. Postman simplifies each step of the API lifecycle and streamlines collaboration so you can create better APIs—faster.
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Featuring:

Show Notes:

We love 45Drives. If you need an intro to them, let us know.

Something missing or broken? PRs welcome!

Timestamps:

(00:00) - This week on The Changelog
(01:45) - Sponsor: DevCycle
(04:32) - Start the show!
(07:01) - 10 stories from 10 years
(14:39) - Software at the storage layer
(17:18) - S.M.A.R.T. predictive analysis
(20:49) - Digging into S.M.A.R.T. stats
(24:08) - Causes of High Fly Writes
(25:00) - Collecting and storing S.M.A.R.T. data
(29:10) - Sponsor: Sentry
(33:19) - Many DCs around the world
(37:24) - Burn-in testing
(40:45) - Dollars per failure and leveraged buying
(43:35) - The Backblaze Storage Pod
(51:13) - Storage servers are HEAVY!
(57:11) - 52Us, 12 high @ 150lbs each
(59:34) - Sponsor: Postman
(1:03:12) - How does backblaze buy drives?
(1:09:12) - Determining the size of the drive
(1:12:08) - What is your capacity/usage limit?
(1:14:39) - How should homelabers buy drives?
(1:25:43) - SSDs as boot drives
(1:30:41) - HDD vs SSD cost
(1:33:26) - How Adam buys drives
(1:36:20) - Closing out the show
(1:38:26) - Outro