Hi, Could this be related to https://reviews.freebsd.org/D26896?
Moreover, what happens if you switch the enable_head_writeback sysctl? Cheers, Vincenzo Il giorno lun 29 mar 2021 alle ore 10:36 Özkan KIRIK <[email protected]> ha scritto: > Hello, > > I hit problems about ixl driver's netmap support. I have no problems with > ixgbe. > The problem is tested with FreeBSD 12.2-p5 and FreeBSD 13.0-RC3. > > ixl in netmap mode, it works with low throughput (about 2 Gbps) for 20-30 > seconds. And then TX queue remains full. poll with POLLOUT and even > ioctl(fd, NIOCTXSYNC) does not work. So that nic stops working. > > Same netmap software with ixgbe has no problems. > > pciconf -lv output: > ixl0@pci0:183:0:0: class=0x020000 card=0x37d215d9 chip=0x37d28086 rev=0x04 > hdr=0x00 > vendor = 'Intel Corporation' > device = 'Ethernet Connection X722 for 10GBASE-T' > class = network > subclass = ethernet > ixl1@pci0:183:0:1: class=0x020000 card=0x37d215d9 chip=0x37d28086 rev=0x04 > hdr=0x00 > vendor = 'Intel Corporation' > device = 'Ethernet Connection X722 for 10GBASE-T' > class = network > subclass = ethernet > ixl2@pci0:183:0:2: class=0x020000 card=0x37d015d9 chip=0x37d08086 rev=0x04 > hdr=0x00 > vendor = 'Intel Corporation' > device = 'Ethernet Connection X722 for 10GbE SFP+' > class = network > subclass = ethernet > ixl3@pci0:183:0:3: class=0x020000 card=0x37d015d9 chip=0x37d08086 rev=0x04 > hdr=0x00 > vendor = 'Intel Corporation' > device = 'Ethernet Connection X722 for 10GbE SFP+' > class = network > subclass = ethernet > > Best regards > _______________________________________________ > [email protected] mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "[email protected]" > _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "[email protected]"
