On Thu, 30.10.14 14:35, Lennart Poettering (lenn...@poettering.net) wrote: > On Thu, 30.10.14 13:18, Jan Synáček (jsyna...@redhat.com) wrote: > > > Hello, > > > > commit 539618a0ddc2dc7f0fbe28de2ae0e07b34c81e60 > > Author: Lennart Poettering <lenn...@poettering.net> > > Date: Wed Oct 29 17:06:32 2014 +0100 > > > > util: make use of the new getrandom() syscall if it is available when > > needing entropy > > > > Doesn't require an fd, and could be a bit faster, so let's make use of > > it, if it is available. > > > > Oct 30 13:08:37 fedora-rawhide-systemd-virt kernel: EXT4-fs (sda3): mounted > > filesystem with ordered data mode. Opts: (null) > > Oct 30 13:08:38 fedora-rawhide-systemd-virt systemd[1]: Switching root. > > Oct 30 13:08:38 fedora-rawhide-systemd-virt systemd-journal[109]: Journal > > stopped > > ^^^^ > > Hangs here for a while with no output. > > vvvv > > Oct 30 13:09:44 fedora-rawhide-systemd-virt systemd-journal[279]: Runtime > > journal is using 8.0M (max allowed 100.0M, trying to leave 150.1M free of > > 992.7M available → current limit 100.0M). > > Oct 30 13:09:44 fedora-rawhide-systemd-virt systemd-journal[279]: Runtime > > journal is using 8.0M (max allowed 100.0M, trying to leave 150.1M free of > > 992.7M available → current limit 100.0M). > > Oct 30 13:09:44 fedora-rawhide-systemd-virt systemd-journald[109]: Received > > SIGTERM from PID 1 (systemd). > > <snip a lot of selinux related stuff> > > Oct 30 13:09:44 fedora-rawhide-systemd-virt kernel: random: nonblocking > > pool is initialized > > > > Is anyone else running into this? > > This could be due to the blocking nature of getrandom() if little > entropy is available. The call waits by default until the pool is > initialized before returning, which is probably what your system is > waiting on. > > I wish there was a way how we could use getrandom() in a way like > /dev/urandom, where we can pull out the non-initialized data > anyway. In absence of that we can just fallback to /dev/urandom on > EAGAIN I guess, and always pass GRND_NONBLOCK.
I have now implemented that. Please test! Lennart -- Lennart Poettering, Red Hat _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel