Re: PCIe lanes
On Sun, May 30, 2021 at 02:10:35PM +1000, russ...@coker.com.au wrote: > This blog post describes PCIe bifurcation and how PCI lanes are allocated. > I never properly understood PCIe before reading this. Kind of related: "Record Breaker: Toward 20 million i/ops on the desktop with Threadripper Pro" https://www.youtube.com/watch?v=RfrMnVpPuVw (lots of pci-e x4 nvme drives on linux) craig ___ luv-main mailing list -- luv-main@luv.asn.au To unsubscribe send an email to luv-main-le...@luv.asn.au
Re: PCIe lanes
On 30/5/21 2:10 pm, Russell Coker via luv-main wrote: https://shuttletitan.com/miscellaneous/pcie-bifurcation-what-is-it-how-to-enable-optimal-configurations-and-use-cases-for-nvme-sdds-gpus/ This blog post describes PCIe bifurcation and how PCI lanes are allocated. I never properly understood PCIe before reading this. Oh, that's really interesting! I didn't know about this either. Thanks, Andrew -- mailto:and...@sericyb.com.au Andrew Pam https://sericyb.com.au/ Manager, Serious Cybernetics https://glasswings.com.au/Partner, Glass Wings ___ luv-main mailing list -- luv-main@luv.asn.au To unsubscribe send an email to luv-main-le...@luv.asn.au
Re: PCIe lanes
On Sunday, 30 May 2021 3:17:22 PM AEST Rohan McLeod via luv-main wrote: > Not quite sure why this is on luv-main, but no doubt my confusion will be > rapidly dispelled !:-) It seems to me the notation is unhelpful we have : > "..Example, a PCIe x8 card slot could be bifurcated into two(2) x4 > chunks or .." Because the vast majority of people here are running Linux on systems with PCIe and probably wondering why it doesn't do what they expect. > Wouldn't it be clearer if "Example, a PCIe x8 card slot could be bifurcated > into two(2) x4 chunks" etc was expressed as 'Example, a PCIe x8 card slot > could be bifurcated into x4 + x4 chunks or' etc ? That's another way of writing it. -- My Main Blog http://etbe.coker.com.au/ My Documents Bloghttp://doc.coker.com.au/ ___ luv-main mailing list -- luv-main@luv.asn.au To unsubscribe send an email to luv-main-le...@luv.asn.au
Re: PCIe lanes
Russell Coker via luv-main wrote: https://shuttletitan.com/miscellaneous/pcie-bifurcation-what-is-it-how-to-enable-optimal-configurations-and-use-cases-for-nvme-sdds-gpus/ This blog post describes PCIe bifurcation and how PCI lanes are allocated. I never properly understood PCIe before reading this. Not quite sure why this is on luv-main, but no doubt my confusion will be rapidly dispelled !:-) It seems to me the notation is unhelpful we have : "..Example, a PCIe x8 card slot could be bifurcated into two(2) x4 chunks or .." Wouldn't it be clearer if "Example, a PCIe x8 card slot could be bifurcated into two(2) x4 chunks" etc was expressed as 'Example, a PCIe x8 card slot could be bifurcated into x4 + x4 chunks or' etc ? regards Rohan McLeod ___ luv-main mailing list -- luv-main@luv.asn.au To unsubscribe send an email to luv-main-le...@luv.asn.au
PCIe lanes
https://shuttletitan.com/miscellaneous/pcie-bifurcation-what-is-it-how-to-enable-optimal-configurations-and-use-cases-for-nvme-sdds-gpus/ This blog post describes PCIe bifurcation and how PCI lanes are allocated. I never properly understood PCIe before reading this. -- My Main Blog http://etbe.coker.com.au/ My Documents Bloghttp://doc.coker.com.au/ ___ luv-main mailing list -- luv-main@luv.asn.au To unsubscribe send an email to luv-main-le...@luv.asn.au