Hello,
Currently I have same code deployed on two instances on the app engine.
The issue that I'm encountering is that the first instance is forced to
sleep after 30-40 seconds in time, whether the second instance is not
sleeping. The strange thing is that both of them are using same version
Hi everyone.
How memcache works on GAE? Let me explain:
Do I get one memcache instance per app instance or there is one
memcache instance for all instastances of my app?
My app uses google accounts to handle users. I am thinking that it
might be faster reading the current user data from the
2010/1/8 nicanor.babula nicanor.bab...@gmail.com
Hi everyone.
How memcache works on GAE? Let me explain:
Do I get one memcache instance per app instance or there is one
memcache instance for all instastances of my app?
one instance for all app instances.
My app uses google accounts to
On 01/08/2010 10:58 AM, Prashant Gupta wrote:
2010/1/8 nicanor.babula nicanor.bab...@gmail.com
mailto:nicanor.bab...@gmail.com
Hi everyone.
How memcache works on GAE? Let me explain:
Do I get one memcache instance per app instance or there is one
memcache instance for all
i have the same error:
Initializing AppEngine server
The server is running at http://localhost:/
Jan 8, 2010 11:37:15 AM com.google.apphosting.utils.jetty.JettyLogger
warn
WARNING: EXCEPTION
java.lang.NullPointerException
at
2010/1/8 Nicanor Cristian nicanor.bab...@gmail.com
On 01/08/2010 10:58 AM, Prashant Gupta wrote:
2010/1/8 nicanor.babula nicanor.bab...@gmail.com
Hi everyone.
How memcache works on GAE? Let me explain:
Do I get one memcache instance per app instance or there is one
memcache instance
here is a small example :
@PersistenceCapable
public class Property implements Serializable{
@PrimaryKey
@Persistent
private String Key;
@Persistent(serialized = true, defaultFetchGroup = true)
private Object Value;
@Persistent
private Long Expiry;
private Property(String key, Object value,
i am using appengine-java-sdk-1.3.0.
when i deploy the application, i am getting the following exception
Creating staging directory
Scanning for jsp files.
Compiling jsp files.
Compiling java files.
Scanning files on local disk.
Scanned 250 files.
Initiating update.
java.net.SocketException: No
Having problem in creating EntityManagerFactory bean occasionally on
the production server.
There is only one entityManagerFactory bean defined in my setup.
bean id=entityManagerFactory
class=org.springframework.orm.jpa.LocalEntityManagerFactoryBean
property name=persistenceUnitName
I suspect the cause of the problem is the ping cron every 3 minutes. I
also get the following warning:
This request used a high amount of CPU, and was roughly 1.2 times
over the average request CPU limit. High CPU requests have a small
quota, and if you exceed this quota, your app will be
is there a problem if i have the java 1.6.0_14 installed? do i need a
new one ?
On Jan 8, 1:37 pm, Ice13ill andrei.fifi...@gmail.com wrote:
i have the same error:
Initializing AppEngine server
The server is running athttp://localhost:/
Jan 8, 2010 11:37:15 AM
I found another issue with the /_ah/sessioncleanup servlet. On almost
every run, a huge amount of cpu usage is reported!
Example:
01-08 07:40AM 53.487 /_ah/sessioncleanup?clear 200 12275ms 7365cpu_ms
3845api_cpu_ms 0kb
Jorge Gonzalez
On Jan 7, 8:15 pm, Jorge athenas...@gmail.com wrote:
The
Hi,
I am trying to implement my own user management system, for that I need some
way to make session id available to all classes independent of whether it
extends HttpServlet or not. I know there is some way to do that but I am not
able to find it. Any kind of help would be appreciated.
Thanks.
The problem is not only an eclipse problem because it happens in
netbeans too. I think this is a java problem. Sometimes java does not
compile the right classes. If you have this error again go the the
corresponding class file (not java file) and remove it. And if you
recompile you will see that
does anyone know where the jsp work directory is on the dev server?
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Thanks for the report, looks like a bug. Multiple contains() clauses are
fine but I didn't properly account for the case where one of the clauses is
on the primary key of the object. The fix should be straightforward but let
me see if I can get you a workaround.
Max
On Thu, Jan 7, 2010 at 7:06
/quotas.htmlfor more details.
Is this reliability degradation for the past 48 hours seen by other
users? If a Googler needs our appId for review, please drop me an
email.
Thank you.
Jerome
20100108-appengine_issue.png
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Just out of curiosity, what happens when you do it with a parameter? Also note
that I've simplified your query; I'm looking at the DataNucleus example for an
implicit parameter (http://xrl.in/47e5).
Query query = pm.newQuery(select from com.testing.model.Usertest.class where
username =
for review, please drop me an
email.
Thank you.
Jerome
20100108-appengine_issue.png
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What do you mean by work directory?
siliconeagle wrote:
does anyone know where the jsp work directory is on the dev server?
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I'm really sorry but I've been unable to construct an equivalent query that
avoids this bug. If the size of keyList isn't too large I'd recommend
executing a batch get to retrieve all those objects by id and then applying
the rest of your filter in-memory.
Sorry for the trouble.
Max
On Fri,
And worst.
#
01-08 10:11AM 36.094 /_ah/sessioncleanup?clear 500 10275ms 17617cpu_ms
13845api_cpu_ms 4kb
See details
0.1.0.1 - - [08/Jan/2010:10:11:46 -0800] GET /_ah/sessioncleanup?
clear HTTP/1.1 500 4868 - - wcondominios.appspot.com
#
W 01-08 10:11AM 46.311
/_ah/sessioncleanup
Issued filed:
http://code.google.com/p/datanucleus-appengine/issues/detail?id=185
On Fri, Jan 8, 2010 at 10:12 AM, Max Ross (Google)
maxr+appeng...@google.com maxr%2bappeng...@google.com wrote:
I'm really sorry but I've been unable to construct an equivalent query that
avoids this bug. If
Congrats on the release Andy!
The App Engine DataNucleus plugin is not going to work out-of-the-box with
DN 2.0 so please wait until we (Google) update our stuff. This is going to
take some time for us but we will get it taken care of.
Max
On Fri, Jan 8, 2010 at 9:44 AM, Rusty Wright
Fixed in trunk.
On Fri, Jan 8, 2010 at 10:31 AM, Max Ross (Google)
maxr+appeng...@google.com maxr%2bappeng...@google.com wrote:
Issued filed:
http://code.google.com/p/datanucleus-appengine/issues/detail?id=185
On Fri, Jan 8, 2010 at 10:12 AM, Max Ross (Google)
maxr+appeng...@google.com
Is there a special trick to viewing the DataNucelus enhancer log in
Windows Vista? In my {$USER}\AppData\Local\Temp directory I see new
files like enhance5972975064635271229.log get created whenever the
enhancer runs, but they're always empty.
Am I looking in the wrong spot? Also, I have my
Here's an article that documents how to deploy the App Engine JARs to
your own maven repo:
http://www.bitmechanic.com/blog/?p=30
-- James
On Dec 22 2009, 1:32 pm, Andreas Källberg andreas.kallb...@gmail.com
wrote:
Is someone going to do something about this?
It's has been wrong for some time
the directory where the jsps are translated into java files and
compiled. like in tomcat.
On Jan 8, 6:03 pm, Rusty Wright rwright.li...@gmail.com wrote:
What do you mean by work directory?
siliconeagle wrote:
does anyone know where the jsp work directory is on the dev server?
--
You
No worries, when do you think it might be fixed? just out of interest,
no pressure ;)
On Jan 8, 6:12 pm, Max Ross (Google) maxr+appeng...@google.com
wrote:
I'm really sorry but I've been unable to construct an equivalent query that
avoids this bug. If the size of keyList isn't too large I'd
That would be great as i am just taking a guess at what is the
smallest select set at the moment and filtering the rest in memory.
thanks for the response.
regards,
rob
On Jan 8, 5:48 pm, Max Ross (Google) maxr+appeng...@google.com
wrote:
Thanks for the report, looks like a bug. Multiple
I have two persistable classes: test.test1.Test and test.test2.Test,
but I can't persist/query objects of these classes right. There is a
simple example shows wrong behavior:
test.TestServlet.java:
package test;
import java.io.IOException;
import javax.jdo.JDOHelper;
import
I wrote a datanucleus javaTypes plugin (for joda-time LocalDate) based
on the org.datanuclues.store.types.ObjectStringConverter interface.
You probably know that this interface allows non-basic types to
declare their ability to marshal themselves to/from a String
representation for persistence.
When sending mail, I get the following error: utils.Utils sendMail:
javax.mail.SendFailedException: Send failure
(javax.mail.MessagingException: Illegal Arguments
(java.lang.IllegalArgumentException: Unauthorized Sender: Unauthorized
sender)
The from address is set to the email address that I use
thank you for your response Rusty. I already tried with parameter.
return 0, that is why i retry with simply statement select c from
com.testing.model.Usertest c where c.username = 'test' . the
example in datanucleus website is using pm. while i'm using jpa
entitymanager.
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On 9 Jan, 01:27, Prashant Gupta nextprash...@gmail.com wrote:
I am trying to implement my own user management system, for that I need some
way to make session id available to all classes independent of whether it
extends HttpServlet or not. I know there is some way to do that but I am not
Can anyone verify this, problem still exists and is a show stopper.
Response from google?
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Those instructions seem a bit more than what is needed in my opinion. I just
used the maven command to install the jars in my local repository ~/.m2
(actually some place different on my Windows pc). I use the following copy.cmd
file on my pc; all of the jar files it references are in the
could someone from Google weigh in on this?
thanks,
Viktor
On Jan 6, 12:43 pm, phraktle phrak...@gmail.com wrote:
Hi,
I'm using the low-level DS API, thus short names for kinds, etc, and
my keys are already quite compact. The encoded version is in fact
significantly longer than my
in other words, text should probably be called 'text_bodies'. then
you can do something like:
logging.info(%s: %s % ('Message bodies', ''.join('msg %d: %s; ' % x for x
in enumerate(text_bodies)))
in case it wasn't clear or seems to be obfuscated, here's a plain text
example of what the
devraj,
since it's your application, it's probably best that you maintain your
own configuration files because those are specific application
settings that you're adjusting, not App Engine settings. plus Python's
syntax is so straight forward that i've seen many companies simply use
a separate
can you send us your application ID? we can help take a look at it.
also, how was performance yesterday,... and today? just curious if there
were any differences, or whether something else changed, like usage,
latency, datastore access, etc.
thx!
-wesley
On Mon, Jan 4, 2010 at 8:06 PM, Devel63
Is there any way to avoid a bad initialization? I seem to be having a
lot of them.
Thanks
Alvin
On Jan 7, 12:41 pm, Jason C jason.a.coll...@gmail.com wrote:
Are you using Django 1.1? I've heard that it is better about being
clean after a bad initialization - e.g., when a
Hi.
I am writing a cms, which has sections and articles. Both of them are
represented by the same object of the type Node of my own composition. Among
other fields, a node has a SetNode, representing it's children.
Consequently, root nodes (i.e. sections have simple keys (say, Node(1))),
and
For me it's CPU. But i use GAE only for back end for the flash
app, so i don't have large HTML traffic.
Payment for storage is minimal, because i started my app only at
September.
On Jan 6, 10:31 pm, lucrussell russell@googlemail.com wrote:
For those people who mentioned the high cost of
Thanks folks
On Jan 7, 10:55 pm, Devraj Mukherjee dev...@gmail.com wrote:
On Fri, Jan 8, 2010 at 9:03 AM, raees ura...@gmail.com wrote:
Can I use MySql on google app engine ? if not what database support is
available
If your app absolutely centric to MySQL then you might want to
consider
In my experience, i can easily host the same amount of traffic
(and more) from one dedicated server for $100/month (nowadays
you can have quadcore with 8GB ram, 1Tb disk and 4000Gb traffic
for that money).
Of course, i wouldn't have the same amount of reliability.
I started my app from scratch
Hi,
I can see no one has answered Tim.
I also uses Maven, and would like information about this. I've tried
with the gae maven plugin, but I find this solution far from optimal.
Is there plans to extend the eclipse plugin with maven support ? What
is the current best practice ?
:-)
On Dec 7
If you are committed to both an RDBS and to Appengine, take a look at
Rdbhost. We host Postgresql relational databases, accessible via a
web-service (ie: the GAE urlfetch module). We provide a Python DB API
module that works under GAE.
https://www.rdbhost.com
There is a very simple GAE example
I have a problem with the following things:
@PersistenceCapable(detachable = false, identityType =
IdentityType.APPLICATION)
@Inheritance(strategy = InheritanceStrategy.SUBCLASS_TABLE)
public abstract class Person {
@PrimaryKey
@Persistent(valueStrategy =
There seems to abnormally high datastore latency (writing) at the
moment. Are people at Google aware of this?
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2010/1/7 raees ura...@gmail.com:
Can I use MySql on google app engine ? if not what database support is
available
Thanks
Raees
approcket is an (inofficial) active workaround enabling MySQL
replication I use if you like svn version
http://approcket.googlecode.com/svn/trunk/ approcket-read-only
There are open bugs relating to this...
Star these issues to add support to them.
http://code.google.com/p/googleappengine/issues/detail?id=1515
and
http://code.google.com/p/googleappengine/issues/detail?id=1296
Grant
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One followup question to the case described above:
If I want entity types that are application controlled, and
dynamically created through the low level API (as described above),
then there is no way to create indexes unless there is also some kind
of low level API for index creation. As it
Hmm, nevermind, I see the issue in the issue tracker related to an
Index Management API. I guess I'm not the only one. Starring it.
On Jan 8, 1:46 pm, RyanD r...@dewell.org wrote:
One followup question to the case described above:
If I want entity types that are application controlled, and
Does anyone have data on how API time spent varies on a given query as
you change the number of keys that you request for a keys only
query? Is asking for 50 keys approximately the same cost as 1 or 200
or 500?
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Whoever was asking about HIPPA compliance, that may be a way to stay in
compliance. If you put your actual sensitive records in an encrypted
database on your own servers it'd probably be okay. I seem to recall when I
worked for a medical company, that transmission and storage of patient names
I wanted to learn more about App Engine and the BitTorrent protocols,
and I figured the best way to learn is by doing. So I've created
'torrent-server'; it lets you:
Upload arbitrarily large files into the App Engine datastore (using a
command-line python client and the App Engine remote_api,
Run dev_appserver.py --help and under the details for --
datastore_path and --history_path it will show you the default
location. The files should be in your temp directory.
On Jan 7, 1:20 pm, siliconeagle rrmu...@gmail.com wrote:
how do i delete the database on the developemnt server?
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Happens to me too...
Even worse is that it's thrown during django's loading... doesn't even
reach my code...
On Jan 8, 8:32 am, Arun Shanker Prasad arunshankerpra...@gmail.com
wrote:
Hi,
Starting yesterday, I am getting random Deadline Exceeded exceptions
in my application. This creeps at
Of the two languages and the associated web frameworks, what is the
quickest way to insert or update an entry into the datastore?
Specifically, which framework on either appengine python or java has
the lowest per request overhead? In python, I imagine it would be
webpy, is there anything
You can also look at Cloud2db. We have implemented a relational database on
Google Bigtable accessible via JDBC and SQL.
http://www.cloud2db.com
On Fri, Jan 8, 2010 at 10:14 AM, David dvkee...@gmail.com wrote:
If you are committed to both an RDBS and to Appengine, take a look at
Rdbhost. We
On Fri, Jan 8, 2010 at 11:22 AM, Gavin Andresen
gavinandre...@gmail.com wrote:
I wanted to learn more about App Engine and the BitTorrent protocols,
and I figured the best way to learn is by doing. So I've created
'torrent-server'; it lets you:
Upload arbitrarily large files into the App
You could get the dev server to update index.yaml with the dynamic indexes
by running a query on the dev Datastore that would require the desired index
on your dynamic entity kind. However if it's not possible to know all the
dynamic entity kinds you'll need on the live server, then this wouldn't
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