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X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 1ieyWhqAS7dXMDQx71clVxPduxWp0+Q0Gxtd9St77sSI1x7fB99581UrnN01vlTz2D4aw6OpZgW+SWX8CvaqoQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BLAPR10MB5234 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-21_06,2024-02-21_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 phishscore=0 malwarescore=0 bulkscore=0 adultscore=0 suspectscore=0 spamscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2402210149 X-Proofpoint-GUID: tJJmCJknyKsTqVo80g8Bg1PbZCfthfht X-Proofpoint-ORIG-GUID: tJJmCJknyKsTqVo80g8Bg1PbZCfthfht On 2/21/24 6:50 AM, Mateusz Kusiak wrote: > On 21.02.2024 00:15, junxiao.bi@oracle.com wrote: >> >> The thing is we can't reproduce this issue at all. If you can >> generate a vmcore when the hung happened, then we can review which >> processes are stuck. >> > Hi, > don't know if that be any of help, but I run below scenario with SATA > and NVMe drives. For me, the issue is reproducible on NVMe drives only. > > Scenario: > 1. Create R5D3 with native metadata >     # mdadm -CR /dev/md/vol -l5 -n3 /dev/nvme[0-2]n1 --assume-clean > 2. Create FS on the array >     # mkfs.ext4 /dev/md/vol -F > 3. Remove single member drive via "--incremental --fail" >     # mdadm -If nvme0n1 > > The result is almost instant. This is not the same issue that Dan reported, it looks like another regression that Yu Kuai fixed , can you please try this patch? https://lore.kernel.org/lkml/95f2e08e-2daf-e298-e696-42ebfa7b9bbf@huaweicloud.com/ Thanks, Junxiao. > > Thanks, > Mateusz