Description of problem: I am running into "Too many open files" error when trying to update F19 systems to F20 using dnf. I have previously reported bug 1012290, but the bug I am seeing now is different. This time the error appears even before any package gets downloaded. Version-Release number of selected component (if applicable): dnf-0.4.2-1.gitc1716d7.fc20.noarch librepo-1.2.0-2.fc20.x86_64 hawkey-0.4.2-1.git4c51f65.fc20.x86_64 rpm-4.11.1-7.fc20.x86_64 How reproducible: always on all F19 systems I tried. Steps to Reproduce: 1. dnf --releasever=20 --nogpg update fedora-release 2. dnf update rpm dnf librepo 3. dnf distro-sync Actual results: ... Transaction Summary =========================================================================== Install 93 Packages Upgrade 3266 Packages Remove 7 Packages Downgrade 34 Packages Total download size: 2.9 G Is this ok [y/N]: y Downloading Packages: [Errno unknown] Cannot open /var/cache/dnf/x86_64/20/fedora/packages/python-configobj-4.7.2-7.fc20.noarch.rpm: Too many open files: 'Input/Output error' Expected results: Packages downloaded successfully. Additional info: When retrying the "dnf distro-sync" command, the same error is reported for the same package as before. There are 36 zero-length *.rpm files in /var/cache/dnf/x86_64/20/updates-testing/packages.
*** Bug 1016025 has been marked as a duplicate of this bug. ***
Build with patch that fixes the issue is available here: http://koji.fedoraproject.org/koji/buildinfo?buildID=469746 It will be pushed to updates soon.
librepo-1.2.1-1.fc20 has been submitted as an update for Fedora 20. https://admin.fedoraproject.org/updates/librepo-1.2.1-1.fc20
Package librepo-1.2.1-1.fc20: * should fix your issue, * was pushed to the Fedora 20 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=updates-testing librepo-1.2.1-1.fc20' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2013-18474/librepo-1.2.1-1.fc20 then log in and leave karma (feedback).
librepo-1.2.1-1.fc20 has been pushed to the Fedora 20 stable repository. If problems still persist, please make note of it in this bug report.