<div dir="ltr">Hello.<div>I'm a software engineer in Mantech.</div><div><br></div><div>I'm testing about '<i><b>data-integrity-alg crc32c'.</b></i></div><div>and resync failed in drbd 9.0.0 and 9.0.1.</div><div>It was ocurred to connect/disconnect continuously because of ProtocolError.</div><div><br></div><div>But, It works in 8.4.6 and 8.4.7 successfully.</div><div><br></div><div>Please, look into config & log</div><div>----------------------------------------------------------------<br></div><div>[root@Cent_2 drbd-9.0]# drbdsetup show<br></div><div><div>resource r0 {</div><div> _this_host {</div><div> node-id<span class="" style="white-space:pre"> </span>2;</div><div> volume 0 {</div><div> device<span class="" style="white-space:pre"> </span>minor 1;</div><div> disk<span class="" style="white-space:pre"> </span>"/dev/sdb1";</div><div> meta-disk<span class="" style="white-space:pre"> </span>"/dev/sdc1";</div><div> }</div><div> }</div><div> connection {</div><div> _peer_node_id 1;</div><div> _this_host ipv4 <a href="http://200.200.200.62:7789">200.200.200.62:7789</a>;</div><div> _remote_host ipv4 <a href="http://200.200.200.61:7789">200.200.200.61:7789</a>;</div><div> net {</div><div> data-integrity-alg<span class="" style="white-space:pre"> </span>"crc32c";</div><div> verify-alg <span class="" style="white-space:pre"> </span>"crc32c";</div><div> _name <span class="" style="white-space:pre"> </span>"Cent_1";</div><div> }</div><div> }</div><div>}</div><div><div>----------------------------------------------------------------<br></div><div>...</div><div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: drbd_sync_handshake:</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: self 5AB4C8297A7855D8:0000000000000000:5AB4C8297A7855D8:183C2271B9E28812 bits:1048234 flags:0</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: peer 5AB4C8297A7855D8:0000000000000000:183C2271B9E28812:183C2271B9E28812 bits:1048234 flags:120</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: uuid_compare()=0 by rule 35</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1: Becoming sync target due to disk states.</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: pdsk( DUnknown -> UpToDate ) repl( Off -> WFBitMapT )</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: receive bitmap stats [Bytes(packets)]: plain 0(0), RLE 21(1), total 21; compression: 100.0%</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: send bitmap stats [Bytes(packets)]: plain 0(0), RLE 21(1), total 21; compression: 100.0%</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: helper command: /sbin/drbdadm before-resync-target</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: helper command: /sbin/drbdadm before-resync-target exit code 0 (0x0)</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: repl( WFBitMapT -> SyncTarget )</div><div>Feb 12 15:14:47 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: Began resync as SyncTarget (will sync 4192936 KB [1048234 bits set]).</div><div>Feb 12 15:14:49 Cent_2 kernel: drbd r0/0 drbd1: Digest integrity check FAILED: 0s +28672</div><div>Feb 12 15:14:49 Cent_2 kernel: drbd r0 Cent_1: error receiving P_RS_DATA_REPLY, e: -5 l: 28676!</div><div>Feb 12 15:14:49 Cent_2 kernel: drbd r0 Cent_1: conn( Connected -> ProtocolError ) peer( Secondary -> Unknown )</div><div>Feb 12 15:14:49 Cent_2 kernel: drbd r0/0 drbd1 Cent_1: pdsk( UpToDate -> DUnknown ) repl( SyncTarget -> Off )</div><div>Feb 12 15:14:49 Cent_2 kernel: drbd r0 Cent_1: ack_receiver terminated</div><div>Feb 12 15:14:49 Cent_2 kernel: drbd r0 Cent_1: Terminating ack_recv thread</div><div>Feb 12 15:14:49 Cent_2 kernel: drbd r0 Cent_1: Connection closed</div><div>Feb 12 15:14:49 Cent_2 kernel: drbd r0 Cent_1: conn( ProtocolError -> Unconnected )</div><div>Feb 12 15:14:49 Cent_2 kernel: drbd r0 Cent_1: Restarting receiver thread</div><div>Feb 12 15:14:49 Cent_2 kernel: drbd r0 Cent_1: conn( Unconnected -> Connecting )</div></div><div>... <i>Again</i></div><div><br></div><div><br></div><div><br></div><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr"><div class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><img src="cid:image001.png@01D0F522.B2A586F0"><br><div><p style="margin:0cm 0cm 0.0001pt;background-image:initial;background-repeat:initial"><font face="verdana, sans-serif"><span style="font-size:10pt;color:black"><span lang="EN-US">기술연구소 </span><span lang="EN-US"> Mobile : 010-4762-0519</span></span><span lang="EN-US" style="font-size:10.5pt;color:rgb(136,136,136)"></span></font></p><p style="margin:0cm 0cm 0pt"></p><p style="margin:0cm 0cm 0.0001pt;background-image:initial;background-repeat:initial"><font face="verdana, sans-serif"><b><span style="font-size:10.5pt;color:black">박 경 민<span lang="EN-US"> 차장</span></span></b><span style="font-size:10pt;color:black"><span lang="EN-US"> kmpak</span></span><span lang="EN-US" style="font-size:10pt;color:black">@<a href="http://mantech.co.kr/" style="color:rgb(17,85,204)" target="_blank">mantech.co.kr</a></span><span lang="EN-US" style="font-size:10.5pt;color:rgb(136,136,136)"></span></font></p><p style="margin:0cm 0cm 0.0001pt;line-height:21px"><font color="#000000" face="verdana, sans-serif"><span style="font-size:8pt;line-height:16px">서울특별시 성동구 성수일로<span lang="EN-US">4</span>길<span lang="EN-US"> 25 </span>서울숲코오롱디지털타워<span lang="EN-US"> 12</span>층<span lang="EN-US"> </span></span><span lang="EN-US" style="font-size:8pt;line-height:16px"> </span></font></p><p style="margin:0cm 0cm 0.0001pt;line-height:21px"><font color="#000000" face="verdana, sans-serif"><span lang="EN-US" style="font-size:8pt;line-height:16px">Fax : 02-575-4858 / Tel : (02) 2136-6978 (978)</span></font></p><p style="margin:0cm 0cm 0.0001pt;line-height:21px"><font color="#000000" face="verdana, sans-serif"><span lang="EN-US" style="font-size:8pt;line-height:16px"><span></span><span></span><img src="cid:image002.png@01D126A1.B8986400"><br></span></font></p></div></div></div></div></div></div></div></div></div></div></div>
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