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Levin Zimmermann
neoppod
Commits
53df0e1a
Commit
53df0e1a
authored
Jul 24, 2014
by
Julien Muchembled
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typos
parent
55a60277
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4 changed files
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5 additions
and
6 deletions
+5
-6
README
README
+0
-1
TODO
TODO
+2
-2
neo/storage/handlers/storage.py
neo/storage/handlers/storage.py
+1
-1
neo/storage/replicator.py
neo/storage/replicator.py
+2
-2
No files found.
README
View file @
53df0e1a
...
@@ -108,7 +108,6 @@ a. Edit your zope.conf, add a neo import and edit the `zodb_db` section by
...
@@ -108,7 +108,6 @@ a. Edit your zope.conf, add a neo import and edit the `zodb_db` section by
%import neo.client
%import neo.client
<zodb_db main>
<zodb_db main>
# Main FileStorage database
<NEOStorage>
<NEOStorage>
master_nodes 127.0.0.1:10000
master_nodes 127.0.0.1:10000
name <cluster name>
name <cluster name>
...
...
TODO
View file @
53df0e1a
...
@@ -94,8 +94,8 @@ RC - Review output of pylint (CODE)
...
@@ -94,8 +94,8 @@ RC - Review output of pylint (CODE)
- Make listening address and port optionnal, and if they are not provided
- Make listening address and port optionnal, and if they are not provided
listen on all interfaces on any available port.
listen on all interfaces on any available port.
- Make replication speed configurable (HIGH AVAILABILITY)
- Make replication speed configurable (HIGH AVAILABILITY)
In its current implementation, replication runs at lowest priority,
not
to
In its current implementation, replication runs at lowest priority, to
degrades
performance for client nodes. But when there's only 1 storage
not degrade
performance for client nodes. But when there's only 1 storage
left for a partition, it may be wanted to guarantee a minimum speed to
left for a partition, it may be wanted to guarantee a minimum speed to
avoid complete data loss if another failure happens too early.
avoid complete data loss if another failure happens too early.
- Pack segmentation & throttling (HIGH AVAILABILITY)
- Pack segmentation & throttling (HIGH AVAILABILITY)
...
...
neo/storage/handlers/storage.py
View file @
53df0e1a
...
@@ -77,7 +77,7 @@ class StorageOperationHandler(EventHandler):
...
@@ -77,7 +77,7 @@ class StorageOperationHandler(EventHandler):
deleteTransaction
(
tid
)
deleteTransaction
(
tid
)
assert
not
pack_tid
,
"TODO"
assert
not
pack_tid
,
"TODO"
if
next_tid
:
if
next_tid
:
# More than one chunk ? This could a full replication so avoid
# More than one chunk ? This could
be
a full replication so avoid
# restarting from the beginning by committing now.
# restarting from the beginning by committing now.
self
.
app
.
dm
.
commit
()
self
.
app
.
dm
.
commit
()
self
.
app
.
replicator
.
fetchTransactions
(
next_tid
)
self
.
app
.
replicator
.
fetchTransactions
(
next_tid
)
...
...
neo/storage/replicator.py
View file @
53df0e1a
...
@@ -47,7 +47,7 @@ Replication is partial, starting from the greatest stored tid in the partition:
...
@@ -47,7 +47,7 @@ Replication is partial, starting from the greatest stored tid in the partition:
There is no check that item values on both nodes matches.
There is no check that item values on both nodes matches.
TODO: Packing and replication currently fail when the
n
happen at the same time.
TODO: Packing and replication currently fail when the
y
happen at the same time.
"""
"""
import
random
import
random
...
@@ -228,7 +228,7 @@ class Replicator(object):
...
@@ -228,7 +228,7 @@ class Replicator(object):
app
=
self
.
app
app
=
self
.
app
# Choose a partition with no unfinished transaction if possible.
# Choose a partition with no unfinished transaction if possible.
# XXX: When leaving backup mode, we should only consider UP_TO_DATE
# XXX: When leaving backup mode, we should only consider UP_TO_DATE
# cells
when leaving backup mode
.
# cells.
for
offset
in
self
.
replicate_dict
:
for
offset
in
self
.
replicate_dict
:
if
not
self
.
partition_dict
[
offset
].
max_ttid
:
if
not
self
.
partition_dict
[
offset
].
max_ttid
:
break
break
...
...
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