Re: [dpdk-dev] Mellanox ConnectX-5 crashes and mbuf leak

2017-10-10 Thread Yongseok Koh
Glad to hear that helped! Then the patch will get merged soon. Thanks, Yongseok > On Oct 10, 2017, at 1:10 AM, Martin Weiser > wrote: > > Hi Yongseok, > > I can confirm that this patch fixes the crashes and freezing in my tests > so far. > > We still see an issue that once the mbufs run low

Re: [dpdk-dev] Mellanox ConnectX-5 crashes and mbuf leak

2017-10-10 Thread Martin Weiser
Hi Yongseok, I can confirm that this patch fixes the crashes and freezing in my tests so far. We still see an issue that once the mbufs run low and reference counts are used as well as freeing of mbufs in processing lcores happens we suddenly lose a large amount of mbufs that will never return to

Re: [dpdk-dev] Mellanox ConnectX-5 crashes and mbuf leak

2017-10-07 Thread Yongseok Koh
> On Oct 6, 2017, at 3:30 PM, Yongseok Koh wrote: > > Hi, Martin > > Even though I had done quite serious tests before sending out the patch, > I figured out deadlock could happen if the Rx queue size is smaller. It is 128 > by default in testpmd while I usually use 256. > > I've fixed the bug

Re: [dpdk-dev] Mellanox ConnectX-5 crashes and mbuf leak

2017-10-06 Thread Yongseok Koh
Hi, Martin Even though I had done quite serious tests before sending out the patch, I figured out deadlock could happen if the Rx queue size is smaller. It is 128 by default in testpmd while I usually use 256. I've fixed the bug and submitted a new patch [1], which actually reverts the previous p

Re: [dpdk-dev] Mellanox ConnectX-5 crashes and mbuf leak

2017-10-06 Thread Martin Weiser
Hi Yongseok, unfortunately in a quick test using testpmd and ~20Gb/s of traffic with your patch traffic forwarding always stops completely after a few seconds. I wanted to test this with the current master of dpdk-next-net but after "net/mlx5: support upstream rdma-core" it will not compile again

Re: [dpdk-dev] Mellanox ConnectX-5 crashes and mbuf leak

2017-10-05 Thread Yongseok Koh
Hi, Martin Thanks for your thorough and valuable reporting. We could reproduce it. I found a bug and fixed it. Please refer to the patch [1] I sent to the mailing list. This might not be automatically applicable to v17.08 as I rebased it on top of Nelio's flow cleanup patch. But as this is a simpl

Re: [dpdk-dev] Mellanox ConnectX-5 crashes and mbuf leak

2017-09-26 Thread Olga Shern
Hi Martin, We will look into this issue and will try to reproduce. Will update you as soon as we have any news. Can you please send kernel crush stack that you are seeing. Best Regards, Olga Olga Shern SW Director DPDK Mellanox