On Thu, 2021-01-07 at 10:23 +0800, Chongyun Wu wrote: > Hello Martin, > Thanks for view this patch. > > On 2021/1/7 5:10, Martin Wilck wrote: > > Hello Chongyun, > > > > On Mon, 2020-12-28 at 11:34 +0800, Chongyun Wu wrote: > > > From 37c74873acfc1587e79a6504ca3d42b8fa00d49e Mon Sep 17 > > > 00:00:00 > > > 2001 > > > > > > From: Chongyun Wu <wucy11@xxxxxxxxxxxxxxx> > > > Date: Mon, 21 Dec 2020 09:51:20 +0800 > > > Subject: [PATCH] multipathd: LUN data protection by checking > > > path's > > > wwid > > > change status > > > > > > Issue description: > > > A) Device sda and sdb correspend to LUN1 and LUN2 in storage > > > backend > > > and > > > the upper layer application uses those two devices. > > > B) Doing illegal operation: unmapping LUN1 and LUN2 in storage > > > backend, > > > and export LUN2 and LUN1 to host with exchanged assignment > > > relation > > > between sda and sdb. > > > C) The upper layer application run for a while and found that the > > > data > > > in both LUN1 and LUN2 has been corrupted. > > > > Can you please be explicit about which multipath-tools version you > > have > > tested? I thought we had the wwid change issues covered. Ben and I > > have > > been putting quite some effort into this recently. Of course we can > > be > > wrong, but I'd like to understand the issue fully. > > > The test version is 0.8.3. A test with 0.8.5 would be in necessary, then. The INIT_REMOVED logic has been added after 0.8.4. > > > > Please confirm that you've been using the latest version from > > Christophe's repo (or better even, from my upstream-queue), and > > provide > > -v3 logs showing what goes wrong. > Sorry Martin, I haven't save the logs and the enviroment is > unavailable now. Well, please report back if you can reproduce the issue with current upstream. Regards, Martin -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
