Was there any consensus/resolution based on that test?
Thanks
Andi
On Wednesday, April 9, 2014 9:22:29 PM UTC+2, Denis Wilson Souza Rosa wrote:
>
>
> Hi!
>
> The problem seems to be related to the size of the pool x Number of
> threads. I mean, like you cannot have more threads trying to do something
> than your pool size.
>
> PS: Im using orientdb-community-1.7-rc2
>
> public static void main(String[] args) throws Exception {
> final OrientGraphFactory factory = new
> OrientGraphFactory("remote:localhost/tenant2").setupPool(1, 5);
> for(int i = 0; i < 100; i++) {
> if(i % 10 == 0) {
> //Just to not open 100 threads once
> Thread.sleep(3000);
> }
> Thread thread = new Thread(
> new Runnable() {
> @Override
> public void run() {
> OrientGraph graph = factory.getTx();
> synchronized(this) {
> try {
> Vertex vertex = graph.addVertex("class:USER");
> vertex.setProperty("counter", "teste");
> graph.commit();
>
> } finally {
> graph.shutdown();
> }
> }
> }
> });
> thread.start();
> }
> }
>
>
>
> On Wednesday, April 9, 2014 11:55:47 AM UTC-3, Lvc@ wrote:
>>
>> Hi,
>> We've test cases against pool usage, so in order to fix it, we'd ned to
>> reproduce your problem.
>>
>> Lvc@
>>
>>
>>
>> On 9 April 2014 16:50, Denis Wilson Souza Rosa <[email protected]>
>> wrote:
>>
>>> Hi all!
>>>
>>> Sometimes I simple got the following exception:
>>>
>>> com.orientechnologies.common.concur.lock.OLockException: Not more
>>> resources available in pool. Requested resource: remote:localhost/xxxx
>>> at
>>> com.orientechnologies.common.concur.resource.OResourcePool.getResource(OResourcePool.java:46)
>>> at
>>> com.orientechnologies.orient.core.db.ODatabasePoolAbstract.acquire(ODatabasePoolAbstract.java:93)
>>> at
>>> com.orientechnologies.orient.core.db.ODatabasePoolAbstract.acquire(ODatabasePoolAbstract.java:78)
>>> at
>>> com.orientechnologies.orient.core.db.ODatabasePoolBase.acquire(ODatabasePoolBase.java:105)
>>> at
>>> com.tinkerpop.blueprints.impls.orient.OrientBaseGraph.<init>(OrientBaseGraph.java:121)
>>> at
>>> com.tinkerpop.blueprints.impls.orient.OrientTransactionalGraph.<init>(OrientTransactionalGraph.java:37)
>>> at
>>> com.tinkerpop.blueprints.impls.orient.OrientGraph.<init>(OrientGraph.java:54)
>>> at
>>> com.tinkerpop.blueprints.impls.orient.OrientGraphFactory.getTx(OrientGraphFactory.java:49)
>>>
>>>
>>> I got a pool size of 20 :
>>>
>>> OrientGraphFactory factory = new
>>> OrientGraphFactory("remote:localhost/xxxx").setupPool(1, 20);
>>>
>>> And I am pretty sure that all my calls are made inside a block like this:
>>>
>>> OrientGraph graph = factory.getTx();
>>> try{
>>> ...
>>> } finally {
>>> graph.shutdown();
>>> }
>>>
>>> I know that increasing the pool size will make this problem not occur so
>>> often, but it is a kind of "masking" the real problem. Any ideas of what is
>>> the root cause or how can I really solve this issue?
>>>
>>>
>>> Thanks a lot!
>>>
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>>>
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>>
>>
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