[Fedora-directory-users] Multi-Master Replication Problems

Wendt, Trevor trevor.wendt at aquila.com
Wed Mar 7 01:48:45 UTC 2007


"Are you thinking this is an 'error' ? It looks fine to me. 2300
entries/s processed. The hit ratio won't fill out until the load has
been going for a few cycles, which it may never get to with a small
number of entries."

It get's up to 100% then it backs down to 0% and holds at a processed
number. This only occurs when trying to initialize the consumer from the
supplier through the console. We have well over 100k entries. Example of
such behavior: 

- import userRoot: Processed 21552 entries -- average rate 1077.6/sec,
recent rate 1077.5/sec, hit ratio 0%
- import userRoot: Processed 52769 entries -- average rate 1319.2/sec,
recent rate 1319.2/sec, hit ratio 100%
- import userRoot: Processed 64526 entries -- average rate 1075.4/sec,
recent rate 1074.3/sec, hit ratio 100%
- import userRoot: Processed 64526 entries -- average rate 806.6/sec,
recent rate 293.9/sec, hit ratio 0%
- import userRoot: Processed 64526 entries -- average rate 638.9/sec,
recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries -- average rate 533.3/sec,
recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries -- average rate 457.6/sec,
recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries -- average rate 400.8/sec,
recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries -- average rate 356.5/sec,
recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries -- average rate 321.0/sec,
recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries -- average rate 292.0/sec,
recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries -- average rate 267.7/sec,
recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries -- average rate 247.2/sec,
recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries -- average rate 183.8/sec,
recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
214745138.5/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
107372569.2/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
71581712.8/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
53686284.6/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
42949027.7/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
35790856.4/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
30677876.9/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
26843142.3/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
23728744.6/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
21367675.5/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
15505064.2/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
14460952.1/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 2) -- average rate
13548589.2/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
214745138.5/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
107372569.2/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
71581712.8/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
53686284.6/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
42523789.8/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
35495064.2/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
30460303.3/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
26676414.7/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
23728744.6/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
16776963.9/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
15561241.9/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
14509806.7/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 3) -- average rate
13591464.5/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
214745138.5/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
107372569.2/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
71581712.8/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
53686284.6/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
42949027.7/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
35790856.4/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
30677876.9/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
26843142.3/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
16776963.9/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
15561241.9/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
14509806.7/sec, recent rate 0.0/sec, hit ratio 0%
- import userRoot: Processed 64526 entries (pass 4) -- average rate
13591464.5/sec, recent rate 0.0/sec, hit ratio 0%
<I killed the process at this point>

######################
"The generation ID errors sound like real errors, but those should be
resolvable with the correct replica re-initialization done."

I've tried re-initializing the consumer multiple times with no success.
The NSMMReplicationPlugin - replica_check_for_data_reload and the "csn"
errors are on my supplier server. When my srv2 went offline my srv1
became the "Master" so I can't go from srv2 to srv1 without losing
entries. This is the dilemma...

Thanks for you're suggestions. Please, keep them coming. 

######################
https://www.redhat.com/archives/fedora-directory-users/2007-March/msg000
20.html




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