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charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 6/30/26 13:04, Aditya Gupta wrote: > > On 29/06/26 20:13, Cédric Le Goater wrote: >> On 6/29/26 13:39, Aditya Gupta wrote: >>> On 26/06/29 01:20PM, Cédric Le Goater wrote: >>>> On 6/29/26 13:04, Aditya Gupta wrote: >>>>> In the past there have been hard to recreate issues where XIVE changes >>>>> cause qemu crashes due to multi-socket interrupts such as in [1]. >>>>> >>>>> Add a functional test explicitly to test whether remote interrupts work. >>>>> >>>>> The test can also work as additional boot test for multi-socket boot, >>>>> initrd boot test, as well as a check for e1000e to be working in powernv, >>>> >>>> you should consider moving to a more modern nic model: igb, which >>>> has sr-iov support too. >>> >>> yes, can do. with igb i see multiple irqs, so test will have to take sum >>> of all rx irqs, and compare: >>> >>>     2026-06-29 17:00:46,288: cat /proc/interrupts | grep eth0 >>>     2026-06-29 17:00:46,391: 135:          0          0 0 PNV-PCI-MSI 2416443392 Edge      eth0 >>>     2026-06-29 17:00:46,393: 136:          0          6 0 PNV-PCI-MSI 2416443393 Edge      eth0-rx-0 >>>     2026-06-29 17:00:46,394: 137:          0         14 0 PNV-PCI-MSI 2416443394 Edge      eth0-rx-1 >>>     2026-06-29 17:00:46,395: 138:          0          4 0 PNV-PCI-MSI 2416443395 Edge      eth0-rx-2 >>>     2026-06-29 17:00:46,397: 139:          0          4 0 PNV-PCI-MSI 2416443396 Edge      eth0-rx-3 >>>     2026-06-29 17:00:46,398: 140:          0         16 0 PNV-PCI-MSI 2416443397 Edge      eth0-tx-0 >>>     2026-06-29 17:00:46,399: 141:          0          6 0 PNV-PCI-MSI 2416443398 Edge      eth0-tx-1 >>>     2026-06-29 17:00:46,399: 142:          0          6 0 PNV-PCI-MSI 2416443399 Edge      eth0-tx-2 >>>     2026-06-29 17:00:46,400: 143:          0          4 0 PNV-PCI-MSI 2416443400 Edge      eth0-tx-3 >>> >>> I feel e1000e suffices for this test, should i stay with e1000e or use >>> igb here ? >> >> or use a single cpu per socket config. Which seems better for the test. > > > The test uses single cpu per socket, since i have `-smp 4,sockets=4,threads=1`. Was this what you meant ? yes. or cores=1, as you wish. Thanks, C.