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charset="iso-8859-15" Content-ID: <08E9638B68E5434F9DF1F338496A8795@eurprd04.prod.outlook.com> Content-Transfer-Encoding: quoted-printable Precedence: bulk X-Mailing-List: linux-lvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-OriginatorOrg: suse.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: AM0PR04MB6324.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 171c49e7-3905-4cb3-42cb-08dbe53b5cbf X-MS-Exchange-CrossTenant-originalarrivaltime: 14 Nov 2023 17:58:52.4950 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: f7a17af6-1c5c-4a36-aa8b-f5be247aa4ba X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: Q0u1VGMP8yCDQB3OmpGnvSJhHBnwSQInXQtWB7ls6glHw7Zix9cujSvAUbmX4s6qSkRAduR9BW55T8qnG3fG9A== X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAXPR04MB8459 On Tue, 2023-11-14 at 18:48 +0100, Martin Wilck wrote: > On Tue, 2023-11-14 at 11:00 -0600, David Teigland wrote: > > On Tue, Nov 14, 2023 at 10:44:02AM +0000, Martin Wilck wrote: > > > I haven't looked into "system.devices" so far. Is there a high- > > > level > > > description of this feature available somewhere? A link would be > > > appreciated. On (open)SUSE, afaik, system.device is not used > > > (Heming, > > > correct me if I am wrong). > >=20 > > https://man7.org/linux/man-pages/man8/lvmdevices.8.html > >=20 > > If that's too low-level let me know and I'll look at writing > > something > > more conceptual and introductory. >=20 > It looks allright. "mpath_uuid is used for dm multipath devices, reported by sysfs." So users are supposed to use "mpath_uuid" if they want to use multipath devices as PVs? What if the user simply uses "sys_wwid" or "sys_serial" for a multipath device? Will LVM perform any kind of multipath detection, and if yes, how? Martin