Yes. More info: On RHEL 7, I had to add cio_ignore -r for the QDIO devices (OSA and Hipersockets) in zipl.conf; that wasn't persistent. In SLES 12, cio_ignore isn't an issue (it's turned off), but udev rules for the OSA VNIC disappeared (but not the Hipersockets). Curiouser and Curiouser
Thanks, Sam Cohen (217) 862-9227 (office) (602) 327-2134 (cell) (217) 547-0967 (fax) -----Original Message----- From: Linux on 390 Port [mailto:[email protected]] On Behalf Of Carey Tyler Schug Sent: Tuesday, January 9, 2018 02:57 PM To: [email protected] Subject: Re: Networking flakey since latest kernel patches Are those the patches for the hardware bugs meltdown and spectre? I think we were warned there would be problems, and this certainly seems compatible with the kind of fix that might be needed (especially virtual). On 01/09/2018 09:44 AM, Cohen, Sam wrote: > Both my RHEL7 and SLES12 guests, networking has gone flakey since the latest > kernel patches came in. It looks like previously remembered QDIO > configurations are now forgotten and I have to run znetconf then restart > networking to get my OSA connections (and hipersockets on RH) working. Is > anyone else seeing this? Hipervisor is z/VM 6.4 with RSU 1702 (not that it > should matter). > > Thanks, > > Sam Cohen > > > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access instructions, send > email to [email protected] with the message: INFO LINUX-390 or > visit > https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.ma > rist.edu%2Fhtbin%2Fwlvindex%3FLINUX-390&data=02%7C01%7CSam.Cohen%40LRS > .COM%7Cb4fa9128cf1b42c2fbbd08d557ac05f7%7C62af9ccc42164ae2a1d306614c59 > c315%7C0%7C1%7C636511319026563982&sdata=mAGuNsI%2F3f46L%2F%2F5qs23%2BB > tWIrqZbXYzQ5HBLV6raE4%3D&reserved=0 > ---------------------------------------------------------------------- > For more information on Linux on System z, visit > https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwiki.l > inuxvm.org%2F&data=02%7C01%7CSam.Cohen%40LRS.COM%7Cb4fa9128cf1b42c2fbb > d08d557ac05f7%7C62af9ccc42164ae2a1d306614c59c315%7C0%7C1%7C63651131902 > 6563982&sdata=xO8GD1MlWYTAKxTI96P%2F7K9bR2sztUqTtS%2FO6WfkLiY%3D&reser > ved=0 > ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO LINUX-390 or visit https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.marist.edu%2Fhtbin%2Fwlvindex%3FLINUX-390&data=02%7C01%7CSam.Cohen%40LRS.COM%7Cb4fa9128cf1b42c2fbbd08d557ac05f7%7C62af9ccc42164ae2a1d306614c59c315%7C0%7C1%7C636511319026563982&sdata=mAGuNsI%2F3f46L%2F%2F5qs23%2BBtWIrqZbXYzQ5HBLV6raE4%3D&reserved=0 ---------------------------------------------------------------------- For more information on Linux on System z, visit https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwiki.linuxvm.org%2F&data=02%7C01%7CSam.Cohen%40LRS.COM%7Cb4fa9128cf1b42c2fbbd08d557ac05f7%7C62af9ccc42164ae2a1d306614c59c315%7C0%7C1%7C636511319026563982&sdata=xO8GD1MlWYTAKxTI96P%2F7K9bR2sztUqTtS%2FO6WfkLiY%3D&reserved=0
