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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: kDye5S1Nng/oOW6kLb2jSQ2YHfJWaKpGiuknMXmzSQ7WMTgZPj6wKpgNqQ1EQXZh2fNo7P6Aiuj1n3ECeNEhHQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR10MB4798 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-02-20_07,2025-02-20_02,2024-11-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=965 phishscore=0 bulkscore=0 suspectscore=0 spamscore=0 adultscore=0 mlxscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2502100000 definitions=main-2502200123 X-Proofpoint-GUID: FBW3ZaVyv2nHmqR45OogmEejeLHZQg5P X-Proofpoint-ORIG-GUID: FBW3ZaVyv2nHmqR45OogmEejeLHZQg5P On 20/02/2025 13:05, Xingui Yang wrote: -john.garry@huawei.com (this has not worked in over 2 years ...) > the SAS controller determines the disk to which I/Os are delivered based > on the port id in the DQ entry when SATA disk directly connected. > > When many phys were disconnected immediately and connected again during > I/O sending and port id of phys were changed and used by other link, I/O > may be sent to incorrect disk and data inconsistency on the SATA disk may So is the disk reported gone (from libsas point-of-view) after you unplug? If not, why not? Thanks, John