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9.4.14

940014

05-12-2023

[LU-8761] replay-single test_70b: OUT threads hang on lu_object_find_at() https://jira.whamcloud.com/browse/LU-8761 Lustre <p>This issue was created by maloo for Niu Yawei <yawei.niu@intel.com></p> <p>This issue relates to the following test suite run: <a href="https://testing.hpdd.intel.com/test_sets/68a7725a-9b09-11e6-80a1-5254006e85c2" class="external-link" target="_blank" rel="nofollow noopener">https://testing.hpdd.intel.com/test_sets/68a7725a-9b09-11e6-80a1-5254006e85c2</a>.</p> <p>The sub-test test_70b failed with the following error:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre> </pre> </div></div> <p>Please provide additional information about the failure here.</p> <p>Info required for matching: replay-single 70b</p> LU-8761

replay-single test_70b: OUT threads hang on lu_object_find_at()

Bug Minor Resolved Cannot Reproduce WC Triage Maloo Wed, 26 Oct 2016 15:52:48 +0000 Tue, 6 Jul 2021 19:03:47 +0000 Tue, 6 Jul 2021 19:03:47 +0000 0 2 <p>console log from one of the MDT:</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java">6:16:11:[ 3930.145981] Lustre: lustre-MDT0001: Recovery over after 0:04, of 5 clients 5 recovered and 0 were evicted. 16:16:11:[ 3931.489640] Lustre: DEBUG MARKER: /usr/sbin/lctl mark mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 4 sec 16:16:11:[ 3931.500570] Lustre: DEBUG MARKER: /usr/sbin/lctl mark mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 4 sec 16:16:11:[ 3932.121919] Lustre: DEBUG MARKER: mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 4 sec 16:26:12:[ 3932.131738] Lustre: DEBUG MARKER: mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 4 sec 16:26:12:[ 3940.005891] Lustre: DEBUG MARKER: /usr/sbin/lctl mark test_70b fail mds3 3 times 16:26:12:[ 3940.453025] Lustre: DEBUG MARKER: test_70b fail mds3 3 times 16:26:12:[ 4200.625154] INFO: task mdt_out00_002:24322 blocked <span class="code-keyword">for</span> more than 120 seconds. 16:26:12:[ 4200.629097] <span class="code-quote">"echo 0 > /proc/sys/kernel/hung_task_timeout_secs"</span> disables <span class="code-keyword">this</span> message. 16:26:12:[ 4200.631169] mdt_out00_002 D ffff88007bf00100 0 24322 2 0x00000080 16:26:12:[ 4200.633229] ffff88005b9afae8 0000000000000046 ffff880057840b80 ffff88005b9affd8 16:26:12:[ 4200.635344] ffff88005b9affd8 ffff88005b9affd8 ffff880057840b80 ffff88004a704000 16:26:12:[ 4200.637481] ffff880044ce0000 ffff88007bf00118 ffff88005b9afc6c ffff88007bf00100 16:26:12:[ 4200.639563] Call Trace: 16:26:12:[ 4200.641428] [<ffffffff8163bc39>] schedule+0x29/0x70 16:26:12:[ 4200.643324] [<ffffffffa07ede5d>] lu_object_find_at+0x4d/0xe0 [obdclass] 16:26:12:[ 4200.645262] [<ffffffffa0a1432f>] ? lustre_pack_reply_flags+0x6f/0x1e0 [ptlrpc] 16:26:12:[ 4200.647187] [<ffffffff810b8940>] ? wake_up_state+0x20/0x20 16:26:12:[ 4200.648992] [<ffffffffa07ef1c8>] dt_locate_at+0x18/0xb0 [obdclass] 16:26:12:[ 4200.650825] [<ffffffffa0a7c7ad>] out_handle+0x108d/0x1900 [ptlrpc] 16:26:12:[ 4200.652647] [<ffffffffa0a12022>] ? lustre_msg_get_opc+0x22/0xf0 [ptlrpc] 16:26:12:[ 4200.654478] [<ffffffffa0a72259>] ? tgt_request_preprocess.isra.26+0x299/0x790 [ptlrpc] 16:26:12:[ 4200.656402] [<ffffffffa0a73065>] tgt_request_handle+0x915/0x1320 [ptlrpc] 16:26:12:[ 4200.658260] [<ffffffffa0a1efdb>] ptlrpc_server_handle_request+0x21b/0xa90 [ptlrpc] 16:26:12:[ 4200.660178] [<ffffffffa0a1cb98>] ? ptlrpc_wait_event+0x98/0x340 [ptlrpc] 16:26:12:[ 4200.664966] [<ffffffff810b8952>] ? default_wake_function+0x12/0x20 16:26:12:[ 4200.668601] [<ffffffff810af0b8>] ? __wake_up_common+0x58/0x90 16:26:12:[ 4200.670327] [<ffffffffa0a23090>] ptlrpc_main+0xaa0/0x1de0 [ptlrpc] 16:26:12:[ 4200.672064] [<ffffffffa0a225f0>] ? ptlrpc_register_service+0xe40/0xe40 [ptlrpc] 16:26:12:[ 4200.673836] [<ffffffff810a5b8f>] kthread+0xcf/0xe0 16:26:12:[ 4200.675448] [<ffffffff810a5ac0>] ? kthread_create_on_node+0x140/0x140 16:26:12:[ 4200.677146] [<ffffffff81646b98>] ret_from_fork+0x58/0x90 16:26:12:[ 4200.678748] [<ffffffff810a5ac0>] ? kthread_create_on_node+0x140/0x140 </pre> </div></div> Development Rank 1|hzytfr: Rank (Obsolete) 9223372036854775807 Severity