It doesn't fail but unrecognized mount option "volatile" or missing value appears with podman 3.1.2 on centos 7 with elrepo kernel 5.4.114-1.el7.elrepo.x86_64 #1 SMP Mon Apr 19 18:53:45 EDT 2021 x86_64 x86_64 x86_64 GNU/Linux It shows twice in journal upon running container overlayfs: unrecognized mount option "volatile" or missing value overlayfs: unrecognized mount option "volatile" or missing value host: arch: amd64 buildahVersion: 1.20.1 cgroupManager: systemd cgroupVersion: v1 conmon: package: podman3-xcast-3.1.2-20210426221305.x86_64 path: /opt/podman/bin/conmon version: 'conmon version 2.0.27, commit: 65fad4bfcb250df0435ea668017e643e7f462155-dirty' cpus: 6 distribution: distribution: '"centos"' version: "7" eventLogger: journald hostname: web3n3-chi.siptalk.com idMappings: gidmap: null uidmap: null kernel: 5.4.114-1.el7.elrepo.x86_64 linkmode: static memFree: 3352928256 memTotal: 8350257152 ociRuntime: name: runc package: podman3-xcast-3.1.2-20210426221305.x86_64 path: /opt/podman/bin/runc version: |- runc version 1.0.0-rc93 spec: 1.0.2-dev go: go1.14.14 libseccomp: 2.5.1 os: linux remoteSocket: path: /run/podman/podman.sock security: apparmorEnabled: false capabilities: CAP_AUDIT_WRITE,CAP_CHOWN,CAP_DAC_OVERRIDE,CAP_FOWNER,CAP_FSETID,CAP_KILL,CAP_MKNOD,CAP_NET_BIND_SERVICE,CAP_NET_RAW,CAP_SETFCAP,CAP_SETGID,CAP_SETPCAP,CAP_SETUID,CAP_SYS_CHROOT rootless: false seccompEnabled: true selinuxEnabled: false slirp4netns: executable: "" package: "" version: "" swapFree: 0 swapTotal: 0 uptime: 120h 46m 8.22s (Approximately 5.00 days) registries: search: - docker.xcastlabs.net - docker.io - quay.io store: configFile: /etc/containers/storage.conf containerStore: number: 1 paused: 0 running: 1 stopped: 0 graphDriverName: overlay graphOptions: overlay2.mountopt: nodev graphRoot: /var/lib/containers/storage graphStatus: Backing Filesystem: xfs Native Overlay Diff: "true" Supports d_type: "true" Using metacopy: "false" imageStore: number: 2 runRoot: /var/run/containers/storage volumePath: /var/lib/containers/storage/volumes version: APIVersion: 3.1.2 Built: 315532800 BuiltTime: Mon Dec 31 16:00:00 1979 GitCommit: 51b8ddbc22cf5b10dd76dd9243924aa66ad7db39-dirty GoVersion: go1.16 OsArch: linux/amd64 Version: 3.1.2 CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 97070b707c36 docker.io/library/httpd:latest httpd-foreground 6 minutes ago Up 6 minutes ago 0.0.0.0:80->80/tcp gracious_ptolemy