qemu-kvm: -drive file=/cache/centos-7_yum_cache,media=disk,if=virtio,format=raw,id=yumcache,snapshot=off: Failed to get "write" lock Is another process using the image [/cache/centos-7_yum_cache]? qemu-kvm: terminating on signal 15 from pid 107947 (/usr/bin/python3) qemu-kvm: -drive file=/cache/centos-7_yum_cache,media=disk,if=virtio,format=raw,id=yumcache,snapshot=off: Failed to get "write" lock Is another process using the image [/cache/centos-7_yum_cache]? qemu-kvm: terminating on signal 15 from pid 108157 (/usr/bin/python3) qemu-kvm: terminating on signal 15 from pid 108791 (/usr/bin/python3) qemu-kvm: -drive file=/cache/centos-7_yum_cache,media=disk,if=virtio,format=raw,id=yumcache,snapshot=off: Failed to get "write" lock Is another process using the image [/cache/centos-7_yum_cache]? qemu-kvm: -drive file=/cache/centos-7_yum_cache,media=disk,if=virtio,format=raw,id=yumcache,snapshot=off: Failed to get "write" lock Is another process using the image [/cache/centos-7_yum_cache]? qemu-kvm: terminating on signal 15 from pid 109424 (/usr/bin/python3) qemu-kvm: -drive file=/cache/centos-7_yum_cache,media=disk,if=virtio,format=raw,id=yumcache,snapshot=off: Failed to get "write" lock Is another process using the image [/cache/centos-7_yum_cache]? qemu-kvm: terminating on signal 15 from pid 110084 (/usr/bin/python3) qemu-kvm: terminating on signal 15 from pid 110246 (/usr/bin/python3) qemu-kvm: terminating on signal 15 from pid 110837 (/usr/bin/python3) qemu-kvm: terminating on signal 15 from pid 111432 (/usr/bin/python3) qemu-kvm: terminating on signal 15 from pid 112048 (/usr/bin/python3) qemu-kvm: terminating on signal 15 from pid 112349 (/usr/bin/python3) qemu-kvm: terminating on signal 15 from pid 112992 (/usr/bin/python3)