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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hi all,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I have been chasing this issue that we have been seeing a
lot with not much success and unfortunately I have a few other <span
class=SpellE>drbd</span> issues needing investigation. <span
style='mso-spacerun:yes'> </span>Essentially, <span class=SpellE>resyncing</span>
seems to have problem completing because the activity log and <span
class=SpellE>resync</span> cache cannot be cleared successfully for a long time
at the end of <span class=SpellE>resync</span> session. <span
style='mso-spacerun:yes'> </span>Here are some logs:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 color=black face=Tahoma><span style='font-size:
9.0pt;font-family:Tahoma;color:black'>On one node ======:<br>
Apr<span class=GramE> 4</span> 02:24:29 <span class=SpellE>ellwood</span>
kernel: drbd1: Began <span class=SpellE>resync</span> as <span class=SpellE>PausedSyncT</span>
(will sync 13336132 KB [3334033 bits set]).<br>
Apr<span class=GramE> 4</span> 02:24:29 <span class=SpellE>ellwood</span>
kernel: drbd1: Writing meta data super block now.<br>
Apr<span class=GramE> 4</span> 02:32:52 <span class=SpellE>ellwood</span>
kernel: drbd1: <span class=SpellE>aftr_isp</span>( 1 -> 0 )<br>
Apr<span class=GramE> 4</span> 02:32:52 <span class=SpellE>ellwood</span>
kernel: drbd1: <span class=SpellE>conn</span>( <span class=SpellE>PausedSyncT</span>
-> <span class=SpellE>SyncTarget</span> ) <span class=SpellE>peer_isp</span>(
1 -> 0 )<br>
Apr<span class=GramE> 4</span> 02:32:52 <span class=SpellE>ellwood</span>
kernel: drbd1: <span class=SpellE>Syncer</span> continues.<br>
Apr<span class=GramE> 4</span> 02:34:04 <span class=SpellE>ellwood</span>
kernel: drbd1: <span class=SpellE>al_complete_io</span>() called on inactive
extent 1532713819<br>
Apr<span class=GramE> 4</span> 02:39:06 <span class=SpellE>ellwood</span>
kernel: drbd1: <span class=SpellE>drbd_rs_complete_io</span>() called, but
extent not found<br>
Apr<span class=GramE> 4</span> 02:39:06 <span class=SpellE>ellwood</span>
kernel: drbd1: <span class=SpellE>al_complete_io</span>() called on inactive
extent 1532713819<br>
Apr<span class=GramE> 4</span> 02:40:37 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:07 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:07 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:07 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:08 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:08 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:08 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:09 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:09 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:31 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:31 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
Apr<span class=GramE> 4</span> 02:41:31 <span class=SpellE>ellwood</span>
kernel: drbd1: Retrying <span class=SpellE>drbd_rs_del_all</span>() later. <span
class=SpellE><span class=GramE>refcnt</span></span><span class=GramE>=</span>1<br>
<br>
On the other node====<br>
Apr<span class=GramE> 4</span> 02:24:47 <span class=SpellE>jake</span>
kernel: drbd1: Began <span class=SpellE>resync</span> as <span class=SpellE>PausedSyncS</span>
(will sync 13336132 KB [3334033 bits set]).<br>
Apr<span class=GramE> 4</span> 02:24:47 <span class=SpellE>jake</span>
kernel: drbd1: Writing meta data super block now.<br>
Apr<span class=GramE> 4</span> 02:32:52 <span class=SpellE>jake</span>
kernel: drbd1: <span class=SpellE>peer_isp</span>( 1 -> 0 )<br>
Apr<span class=GramE> 4</span> 02:32:52 <span class=SpellE>jake</span>
kernel: drbd1: <span class=SpellE>conn</span>( <span class=SpellE>PausedSyncS</span>
-> <span class=SpellE>SyncSource</span> ) <span class=SpellE>aftr_isp</span>(
1 -> 0 )<br>
Apr<span class=GramE> 4</span> 02:32:52 <span class=SpellE>jake</span>
kernel: drbd1: <span class=SpellE>Syncer</span> continues.<br>
Apr<span class=GramE> 4</span> 02:40:37 <span class=SpellE>jake</span>
kernel: drbd1: <span class=SpellE>Resync</span> done (total 971 sec; paused 506
sec; 28676 K/sec)<br>
Apr<span class=GramE> 4</span> 02:40:37 <span class=SpellE>jake</span>
kernel: drbd1: <span class=SpellE>uuid</span>[<span class=SpellE>History_start</span>]
now 356284033FC4539B<br>
Apr<span class=GramE> 4</span> 02:40:37 <span class=SpellE>jake</span>
kernel: drbd1: <span class=SpellE>uuid</span>[Bitmap] now
0000000000000000<br>
Apr<span class=GramE> 4</span> 02:40:37 <span class=SpellE>jake</span>
kernel: drbd1: <span class=SpellE>conn</span>( <span class=SpellE>SyncSource</span>
-> Connected ) <span class=SpellE>pdsk</span>( Inconsistent -> <span
class=SpellE>UpToDate</span> )<br>
Apr<span class=GramE> 4</span> 02:40:37 <span class=SpellE>jake</span>
kernel: drbd1: Writing meta data super block now.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 color=black face=Tahoma><span style='font-size:
9.0pt;font-family:Tahoma;color:black'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 color=black face=Tahoma><span style='font-size:
9.0pt;font-family:Tahoma;color:black'>EM--</span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'><o:p></o:p></span></font></p>
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