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Date: Thu, 21 Jun 2012 09:55:19 -0700 (PDT)
From: Andreas Kemkes <a5sk4s@yahoo.com>
Reply-To: Andreas Kemkes <a5sk4s@yahoo.com>
Subject: Re: Replication and checkpoints - what to expect?
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How can I ask these questions differently?=0A=0AIt also appears that replic=
ation between 1.1.1 and 1.2 just stalls after a while and only recourse is =
to cancel it and start it new.  There seems to be no indication of why the =
stalling occurs.=0A=0AWhat is common practice to monitor the replication pr=
ocess?=0A=0A=0A________________________________=0A From: Andreas Kemkes <a5=
sk4s@yahoo.com>=0ATo: user@couchdb.apache.org =0ASent: Thursday, June 21, 2=
012 9:50 AM=0ASubject: Re: Replication and checkpoints - what to expect?=0A=
 =0AReply to user@couchdb.apache.org=0A=0A=0A______________________________=
__=0AFrom: Andreas Kemkes <a5sk4s@yahoo.com>=0ATo: "user@couchdb.apache.org=
" <user@couchdb.apache.org> =0ASent: Tuesday, June 19, 2012 5:36 PM=0ASubje=
ct: Replication and checkpoints - what to expect?=0A=0AUpgrading to 1.2 on =
the target system allowed me to setup an unfiltered continuous replication =
between a couchdb 1.1.1 instance and a couchdb 1.2 and then use the latter =
as the source for several filtered continuous replications to shard a monol=
ithic couchdb database.=0A=0AThe unfiltered replication was started from th=
e futon replicator api, all the others from the command line using the ../_=
replicate call. =A0All replications are pull.=0A=0AThe all work nicely, exc=
ept that the replication between=A0couchdb 1.1.1 and couchdb 1.2 seems to n=
ot write any checkpoints after a while:=0A=0ACheckpointed source sequence 9=
11275, current source sequence 918089, progress 99%=0A=0AIs this to be expe=
cted? =A0Would an upgrade to=A0couchdb 1.2 on the source system correct the=
 issue?=0A=0A=0AI also think that the filtered replications, which don't in=
volve couchdb 1.1.1, only checkpoint to the latest sequence that involves a=
 document that passes the filter. =A0Even if new documents are added at the=
 source and replicated to the target, a new checkpoint is not always writte=
n.=0A=0AIs this a known issue?=0A=0AHow can I further narrow down the issue=
?=0A=0AAny documentation on the interplay of replication and checkpoints wo=
uld helpful as well. =A0Thanks for your help.=0A=0A-- Andreas
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