Re: problem with interrupts on machines with many cores and multiqueue nics

2022-10-02 Thread Hrvoje Popovski
On 1.10.2022. 23:28, Mark Kettenis wrote: > At least on some of these machines, you're simply running out of > kernel malloc space. The machines "hang" because the M_WAITOK flag is > used for the allocations, and malloc(9) waits in the hope someone else > gives up the memory. Maybe we need to all

Re: problem with interrupts on machines with many cores and multiqueue nics

2022-10-01 Thread Mark Kettenis
> Date: Sat, 1 Oct 2022 20:43:31 +0200 > From: Hrvoje Popovski > > Hi all, > > I have 3 machines where I can reproduce problem in subject. > Dell R6515 16 core with 4 mcx (64 queues). One mcx have 16 queues. If I > lower number of cpus to 12 which lowers number of queues for mcx to 12, > everyth