** Package changed: linux (Ubuntu) => stress-ng (Ubuntu) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1753705
Title: stress-ng will make an Ubuntu on LPAR s390x Bionic system become very slow Status in stress-ng package in Ubuntu: In Progress Bug description: On an Ubuntu on LPAR s390x node, s2lp4, boot with Bionic kernel. When trying to run the ubuntu_stress_smoke test on it. This test will cause error like: /home/ubuntu/autotest/client/tests/ubuntu_stress_smoke_test/ubuntu_stress_smoke_test.sh: fork: retry: Resource temporarily unavailable Not sure which test is the cause, but the system will become very slow after running this test suite. And it seems that the test suite will terminates itself before walking through all the test cases. 1st run: terminates after the epoll test 2nd run: crashed and rebooted after the branch test 3rd run: terminates after the eventfd test 4th run: terminates after the enosys test Command to run the test: AUTOTEST_PATH=/home/ubuntu/autotest sudo -E autotest/client/autotest-local --verbose autotest/client/tests/ubuntu_stress_smoke_test/control ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-4.15.0-11-generic 4.15.0-11.12 ProcVersionSignature: Ubuntu 4.15.0-11.12-generic 4.15.5 Uname: Linux 4.15.0-11-generic s390x NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access '/dev/snd/': No such file or directory AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay' ApportVersion: 2.20.8-0ubuntu10 Architecture: s390x ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 'arecord' CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found. CurrentDmesg: Date: Tue Mar 6 09:31:39 2018 HibernationDevice: RESUME=UUID=e2735dd1-cbbc-4424-9c25-d37d073d9414 IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig' Lsusb: Error: command ['lsusb'] failed with exit code 1: PciMultimedia: ProcFB: Error: [Errno 2] No such file or directory: '/proc/fb' ProcKernelCmdLine: root=UUID=38f7d570-2973-4055-b668-12a9ace1e0c7 crashkernel=196M BOOT_IMAGE=0 RelatedPackageVersions: linux-restricted-modules-4.15.0-11-generic N/A linux-backports-modules-4.15.0-11-generic N/A linux-firmware 1.172 RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill' SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/stress-ng/+bug/1753705/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
