https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-9552 Lustre <p>When the lustre servers have OST configured with multipath devices, there are I/O errors that can lead to a server crash.<br/> The following error appears in the system log:<br/> Mar 31 00:02:44 oss01 kernel: blk_cloned_rq_check_limits: over max size limit.<br/> Mar 31 00:02:44 oss01 kernel: device-mapper: multipath: Failing path 8:160.</p> <p>Followed by several I/O errors<br/> Mar 31 00:17:30 oss01 kernel: blk_update_request: I/O error, dev dm-17, sector 1182279680<br/> Mar 31 00:17:30 oss01 kernel: blk_update_request: I/O error, dev dm-17, sector 1182291968<br/> Mar 31 00:17:30 oss01 kernel: blk_update_request: I/O error, dev dm-17, sector 1182267392<br/> Mar 31 00:17:30 oss01 kernel: blk_update_request: I/O error, dev dm-17, sector 1182304256<br/> Mar 30 21:04:22 oss01 kernel: LDISKFS-fs (dm-17): Remounting filesystem read-only</p> CentOS Linux release 7.3.1611 (Core),OFED.3.4.2.0.0.1,lustre-2.7.19.8,Mellanox Technologies MT27500 Family LU-9552

lustre uses multipath devices I/O errors

Bug Critical Resolved Duplicate WC Triage haoguozhen multipath patch Wed, 24 May 2017 07:16:28 +0000 Sun, 28 May 2017 06:11:56 +0000 Sun, 28 May 2017 06:11:55 +0000 Lustre 2.7.0 0 2 Duplicate LU-9551 Development Epic server Epic/Theme centos7.3 lustre-2.7.19.8 Rank 1|hzzdiv: Rank (Obsolete) 9223372036854775807 Severity