foton1981

Joined 12 years ago

Karma
74
Submissions
16
Member since
Jun 3
[ my public key: https://keybase.io/ivangusev; my proof: https://keybase.io/ivangusev/sigs/jyHV-AquPAL3ol08liXvYagQw-t1H7ENpkSA1W8zlFQ ]
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Recent submissions

Comment · 4 years ago
To be honest I was very surprised to hear what a cache SRE was working on. It sounded like he had to build all of handling of hardware issues, rack awareness and other basic datacenter stuff himself. Does it mean that every specialized team also had to do it? Why would cache engineer need to know about hardware failures at all, its datacenter team's responsibility to detect and predict issues and shutdown servers gracefully if possible. It should be completely abstracted from cache SRE, like cloud abstracts you from it. Yet he and is team spends years on automation around this stuff using Mesos stack that they probably regret adopting by now. I feel like in this zoomed in case of twitter caches what they were working on is questionable, but the team size seems to be adequate to the task, so my takeaway is that like any older, larger company Twitter accumulated fair amount of tech debt and there is no one to take large scale initiative to eliminate it.
Comment · 4 years ago
Seriously, who cares about 5ms difference? Or even 25ms. I don't. And Asia is just used to longer latencies. Edge compute became a commodity even before it was born.
Comment · 5 years ago
Kubernetes makes CPU pinning rather simple. Just need to meet conditions to reach Guaranteed QoS. https://kubernetes.io/docs/tasks/administer-cluster/cpu-mana...

We are running lots of Erlang on k8s and CPU pinning improves performance of Erlang schedulers tremendously.

Comment · 5 years ago
I am afraid this article will resurrect shortage even if it ended lately: I never cared about pasta shapes, but now I want bucatini. With 52 hacker news points there goes national stock of bucatini.
Comment · 6 years ago
Its like bitcoin investment. There won't be any more IPv4 :)
Comment · 6 years ago
I dont understand how would such highly contagious virus suppress and contain itself if it started in CA months ago. As if Californians have no outbound travel. Impossible scenario.
Comment · 8 years ago
Damn. If this becomes legal precedent will I be forced to read every page of books I buy?
Comment · 11 years ago
Looks like Akamai error to me.
Comment · 11 years ago
Comment · 11 years ago
Comment · 11 years ago
What if I disable ntpd a minute before leap second is injected and restart it a minute later?
Comment · 11 years ago
Mac porn :)
Comment · 12 years ago
Guys just have too much time...

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