Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Caveman Al Toraboran
On Monday, May 4, 2020 3:19 AM, antlists wrote: > On 03/05/2020 22:46, Caveman Al Toraboran wrote: > > > On Sunday, May 3, 2020 6:27 PM, Jack ostrof...@users.sourceforge.net wrote: > > curious. how do people look at --layout=n2 in the > > storage industry? e.g. do they ignore the > > optimistic c

[gentoo-user] Ventoy: bootable USB drive for ISO files

2020-05-03 Thread james
I wonder if any Gentoo dev is working on implementing this? Has anyone tested it? https://www.ventoy.net/en/index.html I just read about it on ycombinator curiously, James

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Caveman Al Toraboran
On Monday, May 4, 2020 2:50 AM, hitachi303 wrote: > Am 03.05.2020 um 23:46 schrieb Caveman Al Toraboran: > > > so, in summary: > > /\ > > | a 5-disk RAID10 is better than a 6-disk RAID10 | > > | ONLY IF your data is WORTH LESS than 3,524.3 | > > |

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Caveman Al Toraboran
On Sunday, May 3, 2020 6:27 PM, Jack wrote: > Minor point - you have one duplicate line there ". f  f ." which is the > second and last line of the second group.  No effect on anything else in > the discussion. thanks. > Trying to help thinking about odd numbers of disks, if you are still > all

Re: [gentoo-user] Ventoy: bootable USB drive for ISO files

2020-05-03 Thread Dale
james wrote: > On 5/3/20 8:47 PM, Dale wrote: >> james wrote: >>> I wonder if any Gentoo dev is working on implementing this? >>> >>> Has anyone tested it? >>> >>> https://www.ventoy.net/en/index.html >>> >>> I just read about it on ycombinator >>> >>> >>> curiously, >>> James >>> >>> >> >> >>

Re: [gentoo-user] Ventoy: bootable USB drive for ISO files

2020-05-03 Thread Ashley Dixon
On Sun, May 03, 2020 at 09:04:27PM -0400, james wrote: > Gentoo > install-amd64-minimal-20200119T214502Z.iso > livedvd-amd64-hardened-nomultilib-20170118.iso > > Let me know/post if there is a place actually download these iso files? It seems like a LiveDVD image hasn't been built in

Re: [gentoo-user] Ventoy: bootable USB drive for ISO files

2020-05-03 Thread james
On 5/3/20 8:47 PM, Dale wrote: james wrote: I wonder if any Gentoo dev is working on implementing this? Has anyone tested it? https://www.ventoy.net/en/index.html I just read about it on ycombinator curiously, James I went here: https://www.ventoy.net/en/isolist.html If you scrol

Re: [gentoo-user] Ventoy: bootable USB drive for ISO files

2020-05-03 Thread Dale
james wrote: > I wonder if any Gentoo dev is working on implementing this? > > Has anyone tested it? > > https://www.ventoy.net/en/index.html > > I just read about it on ycombinator > > > curiously, > James > > I went here: https://www.ventoy.net/en/isolist.html If you scroll down the list,

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Rich Freeman
On Sun, May 3, 2020 at 6:50 PM hitachi303 wrote: > > The only person I know who is running a really huge raid ( I guess 2000+ > drives) is comfortable with some spare drives. His raid did fail an can > fail. Data will be lost. Everything important has to be stored at a > secondary location. But th

[gentoo-user] AMD Radeon R7 370 (Pitcairn) causing the bootup to hang

2020-05-03 Thread Ashley Dixon
Hi gentoo-user, I'm attempting to configure a mid-range video card: the Radeon R7 370. Running on the Pitcairn chipset and a member of the Southern Islands family, I am surprised at the complexity of setting up the Radeon driver in comparison to its NVIDIA counterpart. I followed [1] car

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Rich Freeman
On Sun, May 3, 2020 at 6:52 PM Mark Knecht wrote: > > On Sun, May 3, 2020 at 1:16 PM Rich Freeman wrote: > > > > Up until a few weeks ago I would have advised the same, but WD was > > just caught shipping unadvertised SMR in WD Red disks. This is going > > to at the very least impact your perfor

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread antlists
On 03/05/2020 22:46, Caveman Al Toraboran wrote: On Sunday, May 3, 2020 6:27 PM, Jack wrote: curious. how do people look at --layout=n2 in the storage industry? e.g. do they ignore the optimistic case where 2 disk failures can be recovered, and only assume that it protects for 1 disk failure

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Mark Knecht
On Sun, May 3, 2020 at 1:16 PM Rich Freeman wrote: > > On Sun, May 3, 2020 at 2:29 PM Mark Knecht wrote: > > > > I've used the WD Reds and WD Golds (no not sold) and never had any problem. > > > > Up until a few weeks ago I would have advised the same, but WD was > just caught shipping unadvertis

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread hitachi303
Am 03.05.2020 um 23:46 schrieb Caveman Al Toraboran: so, in summary: /\ | a 5-disk RAID10 is better than a 6-disk RAID10 | | ONLY IF your data is WORTH LESS than 3,524.3 | | bucks. | \

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Rich Freeman
On Sun, May 3, 2020 at 5:32 PM antlists wrote: > > On 03/05/2020 21:07, Rich Freeman wrote: > > I don't think you should focus so much on whether read=write in your > > RAID. I'd focus more on whether read and write both meet your > > requirements. > > If you think about it, it's obvious that rai

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Caveman Al Toraboran
On Sunday, May 3, 2020 1:23 PM, Wols Lists wrote: > For anything above raid 1, MAKE SURE your drives support SCT/ERC. For > example, Seagate Barracudas are very popular desktop drives, but I guess > maybe HALF of the emails asking for help recovering an array on the raid > list involve them dying

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread antlists
On 03/05/2020 21:07, Rich Freeman wrote: I don't think you should focus so much on whether read=write in your RAID. I'd focus more on whether read and write both meet your requirements. If you think about it, it's obvious that raid-1 will read faster than it writes - it has to write two copie

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread antlists
On 03/05/2020 18:55, Caveman Al Toraboran wrote: On Sunday, May 3, 2020 1:23 PM, Wols Lists wrote: For anything above raid 1, MAKE SURE your drives support SCT/ERC. For example, Seagate Barracudas are very popular desktop drives, but I guess maybe HALF of the emails asking for help recovering

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Rich Freeman
On Sun, May 3, 2020 at 2:29 PM Mark Knecht wrote: > > I've used the WD Reds and WD Golds (no not sold) and never had any problem. > Up until a few weeks ago I would have advised the same, but WD was just caught shipping unadvertised SMR in WD Red disks. This is going to at the very least impact

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Rich Freeman
On Sun, May 3, 2020 at 1:44 AM Caveman Al Toraboran wrote: > > * RAID 1: fails to satisfy points (1) and (3)... > this leaves me with RAID 10 Two things: 1. RAID 10 doesn't satisfy point 1 (read and write performance are identical). No RAID implementation I'm aware of does. 2. Some RAID1

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Mark Knecht
On Sun, May 3, 2020 at 10:56 AM Caveman Al Toraboran < toraboracave...@protonmail.com> wrote: > > On Sunday, May 3, 2020 1:23 PM, Wols Lists wrote: > > > For anything above raid 1, MAKE SURE your drives support SCT/ERC. For > > example, Seagate Barracudas are very popular desktop drives, but I gue

Re: [gentoo-user] 32GB RAM and Swap

2020-05-03 Thread François-Xavier Carton
On Sat, May 02, 2020 at 10:12:08PM +0800, William Kenworthy wrote: > I am afraid this is an ".. it depends" question. > Yes, I agree. > If you work with large images or data sets, swap can be really handy.  > If you are doing a little programming, web browsing, reading email you > will *probably

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Dale
Caveman Al Toraboran wrote: > On Sunday, May 3, 2020 1:23 PM, Wols Lists wrote: > >> For anything above raid 1, MAKE SURE your drives support SCT/ERC. For >> example, Seagate Barracudas are very popular desktop drives, but I guess >> maybe HALF of the emails asking for help recovering an array on

Re: [gentoo-user] Nvidia driver plus kernel info questions

2020-05-03 Thread Dale
Dale wrote: > tu...@posteo.de wrote: >> >> Hi Dale, >> >> I am now running kernel 5.6.9 (vanilla) and nvidia-driver 440.82-r3. >> >> Again, Blender cannot find the Optix related parts of the driver. >> This package still does not work for me. As far as I can see, >> the non-Optix specific things a

[gentoo-user] Re: Problem understanding "eix"

2020-05-03 Thread Martin Vaeth
Dr Rainer Woitok wrote: > I STRONGLY beg to disagree! The "~amd64" notation is used to ACCEPT a > package even though it is (still) classified as UNSTABLE. This is package-manager terminology which has much less states since a package manager needs no fine distinctions about the reasons of ac

[gentoo-user] Re: Problem understanding "eix"

2020-05-03 Thread Dr Rainer Woitok
Martin, On Thursday, 2020-04-30 17:20:08 -, you wrote: > ... > >>=app-crypt/tpm2-tss-2.2.3-r1 ~amd64 > > Ah! That explains it. > > > But this only means that I accept an unstable package here, not that > > these versions are regarded stable. > > It is stabe according to the local

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Jack
On 5/3/20 1:44 AM, Caveman Al Toraboran wrote: [snip]... so, we get the following combinations of disk failures that, if happen, we won't lose any data: RAID0 --^-- RAID1 RAID1 --^-- --^-- F . . . < cases with

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Caveman Al Toraboran
On Sunday, May 3, 2020 1:14 PM, Wols Lists wrote: > > Q3: what are the future growth/shrinkage > > options for a RAID10 setup? e.g. with > > respect to these: > > > > 1. read/write speed. > > > > iirc far is good for speed. > > > 2. tolerance guarantee towards failing > >disks. >

[gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Caveman Al Toraboran
hi - i'm to setup my 1st RAID, and i'd appreciate if any of you volunteers some time to share your valuable experience on this subject. my scenario --- 0. i don't boot from the RAID. 1. read is as important as write. i don't have any application-specific scenario that

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Wols Lists
On 03/05/20 08:53, hitachi303 wrote: > Nothing you asked but I had very bad experience with drives which spin > down by themselves to save energy (mostly titled green or so). Good catch! For anything above raid 1, MAKE SURE your drives support SCT/ERC. For example, Seagate Barracudas are very pop

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread Wols Lists
On 03/05/20 06:44, Caveman Al Toraboran wrote: > hi - i'm to setup my 1st RAID, and i'd appreciate > if any of you volunteers some time to share your > valuable experience on this subject. > > my scenario > --- > > 0. i don't boot from the RAID. > > 1. read is as important as wri

Re: [gentoo-user] which linux RAID setup to choose?

2020-05-03 Thread hitachi303
Am 03.05.2020 um 07:44 schrieb Caveman Al Toraboran: * RAIDs 4 to 6: fails to satisfy point (3) since they are stuck with a fixed tolerance towards failing disks (i.e. RAIDs 4 and 5 tolerate only 1 disk failure, and RAID 6 tolerates only 2). As far as I remember th