Drilldown: Platform

Gigabyte MZ32-AR0 (1)

Gigabyte MZ32-AR0 (rev 1.0 / 1.1) (1)

Single-socket AMD EPYC Rome or Milan (7K62 suggested) (1)

None (1)

None (1)

None (1)

None · All 10 GPU slots on CPU1 behind two PEX9797 (PCIe 3.0) switches, five slots each: in-switch P2P expected good, cross-switch traffic goes through the CPU · Each GPU pair sits on its own PCIe switch: good P2P within a pair, slower between pairs · Fixed by the curiouspixel P2P patch in the Morrowmake cmpunlocker fork (works without the 64 GB BAR1) · Fixed by the curiouspixel P2P patch in the Morrowmake cmpunlocker fork, without the 64 GB BAR1 · n/a (one card) · replacedriver47: no transfers with the Morrowmake P2P fork, even with 2 cards at 64 GB BAR1; Con3po: mailbox P2P with 8 cards on MS-01s · Working on all 8 cards, across both sockets: <code>'"`UNIQ--nowiki-000000FE-QINU`"'</code> 504/504 with the Morrowmake P2P build; <code>'"`UNIQ--nowiki-000000FF-QINU`"'</code> = 1 for every pair · Works (Miséricorde) · Other

None (1)

Bare metal · VM · Other · None

8 GB (1)

None (1)

Reported (1)

djpandaman · wakeupmbrc1 · None · 1a2b3c0967 · chonsworth · darkmaniac7 · fdelfini · finishtilt14 · fnerdman · ghostinthedatacenter_87281 · globalapathy · kellertreppe123 · markshowa · matstatman · nathang6866 · port00 · redpandamining · replacedriver47 · trustinter · zorg33 · Other

https://discord.com/channels/1518634379604136178/1534370835220004885/1563122104906547242 (1)