Saturday, 2022-01-08

kata-irc-bot<bergwolf> Another thing to improve is that, maybe we should just rely on other communities to ship their binaries. E.g., we are using qemu, firecracker and cloud hypervisor, and IMO we should just use the latest stable provided by them, instead of building everything in kata.01:26
kata-irc-bot<fighterhitx> Thanks @liubin0329 , I checked my host kernel options in `/boot/config-$(uname -r)` as above and found that some options required by kata such as `CONFIG_VFIO_MDEV` and `CONFIG_VFIO_MDEV_DEVICE` are not set, how should I enable them? Do I just need to reboot the host after enabling it?12:47
kata-irc-bot<sebastian.hasler> With Kata containers, can I lock a file (with `flock`) that resides in a PVC?13:45
kata-irc-bot<sebastian.hasler> In my quick test, the file doesn't seem to get locked, so multiple containers can seemingly hold the lock.13:46
kata-irc-bot<sebastian.hasler> > Would something like “imports,” but within the kata toml, meet your need? Yes, if the default config is maintained to import some stable file or all files from a stable directory13:50
kata-irc-bot<liubin0329> You may need to rebuild or upgrade your kernel if `modprobe` does not work for VFIO driver.14:22
kata-irc-bot<sebastian.hasler> It seems to work with virtio-fs arguments `-o flock`. How to know whether this is a dangerous option?14:22
kata-irc-bot<eric.ernst> I’m not totally sure the details/risks here — I’d want to reach out to the virtiofs folks to learn more (see https://www.mail-archive.com/virtio-fs@redhat.com/info.html)17:01

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