Veritasium video on the frequency of bit flips:
https://www.youtube.com/watch?v=AaZ_RSt0KP8
"The Universe is Hostile to Computers"
At 17m53s: "On one five-day [Space Shuttle Mission] there were 161 separate bit
flips."
Okay, maybe we *do* need ECC RAM.
--
| Ian! D. Allen, BA, MMath
On Thu, Sep 2, 2021, at 4:00 PM, Dianne Skoll wrote:
> On Thu, 2 Sep 2021 15:39:37 -0400
> "Ian! D. Allen" wrote:
>
> > At 17m53s: "On one five-day [Space Shuttle Mission] there were 161
> > separate bit flips."
>
> > Okay, maybe we *do* need ECC RAM.
>
> Certainly on the space shuttle. Probab
On Thu, 2 Sep 2021, Ian! D. Allen wrote:
At 17m53s: "On one five-day [Space Shuttle Mission] there were 161 separate bit
flips."
Okay, maybe we *do* need ECC RAM.
Does anyone on this list run ZFS without ECC?
I always understood it was a risky filesystem choice without ECC. I really
do not
Even here on Earth you should use ZFS or equivalent for data you care about
--
"You should sit in nature for 20 minutes a day
Unless you are busy - then you should sit for an hour"
- Zen Proverb
-Original Message-
From: Dianne Skoll
>I wonder about flash memory. As flash memory cells shrink, could a cosmic
ray flip the charge on the floating gate? And if so, does flash have the
equivalent of ECC?
Oh, it gets worse than that. The charge in a cell can leak if it is not
refreshe
> On Sep 3, 2021, at 05:09, Brett Delmage
> wrote:
>
> Does anyone on this list run ZFS without ECC?
>
I run ZFS in my home NAS.
> I always understood it was a risky filesystem choice without ECC. I really do
> not want to have extensive filesystem corruption because of a bit flip, so
>
I connected on the link, and it says that the next meeting is on
2021-06-03. This will be tomorrow, Friday. What about tonight ? Or am I
too early ?
On 2021-08-29 9:41 p.m., Scott Murphy wrote:
When: Thursday, September 2, 2021
Time: 19:00
Where: jitsi video conference
For those new to Linux,
On Thu, 2 Sep 2021, Jean-Francois Messier wrote:
I connected on the link, and it says that the next meeting is on 2021-06-03.
This will be tomorrow, Friday. What about tonight ? Or am I too early ?
Just too early. Standby!
Brett
To unsubscribe send a blank message to linux+unsubscr...@linux-
That is because I have a placeholder web page that I forgot to update. When the
new server goes live, it stops redirecting and reverts later that night.One
more candidate for automation.
> On Sep 2, 2021, at 18:01, Jean-Francois Messier wrote:
>
> I connected on the link, and it says that the