Failed to process selector key frequently at client side

2020-10-08 Thread Kamlesh Joshi
Hi Igniters, We have three server nodes, there is firewall between clients and servers. Opened 47500 and 47100 series ports, but still below errors are printing at client side frequently. But client application able to get data from cluster, could please help us how to avoid these errors at cl

Re: Binary memory restoration

2020-10-08 Thread Raymond Wilson
Ilya, Does 2.9 have specific optimizations for checkpoints? Thanks, Raymond. On Fri, Oct 9, 2020 at 1:23 AM Ilya Kasnacheev wrote: > Hello! > > I think the real saver is in decreasing amount of time between checkpoints. > > Regards, > -- > Ilya Kasnacheev > > > вт, 6 окт. 2020 г. в 02:10, Raym

Re: Data Region's pagesize vs objectsize vs eviction

2020-10-08 Thread pvprsd
When we tried 16K as pagesize, and eviction enabled to LRU2, we found that below 2 messages after sometime: 1. Too many failed attempts to evict page: 30 2. Possible starvation in striped pool. Can you please suggest, what is the recommended pagesize and best practices here. Thanks -- Sent fr

Data Region's pagesize vs objectsize vs eviction

2020-10-08 Thread pvprsd
Hi, I have few questions on best practices for pagesize and eviction policy, based on the object size. Our average object size is 85K No persistence enabled for data region Eviction enabled Third party persistence for read-through and write-through Questions: 1. What is the preferred page-size? 1

ContinuousQuery Batch updates

2020-10-08 Thread ssansoy
Hi, We have an app that writes N records to the cluster (REPLICATED) - e.g. 10,000 records, in one transaction. We also have an app that issues a continuous query against the cluster, listening for updates to this cache. We'd like the app to receive all 10,000 records in one call into the localLi

Re: Client App Object Allocation Rate

2020-10-08 Thread ssansoy
Thanks! I will have a read through -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

IgniteSpiOperationTimeoutException: Operation timed out [timeoutStrategy= ExponentialBackoffTimeoutStrategy

2020-10-08 Thread VeenaMithare
Hi , Our setup : Servers - 3 node cluster Reader clients : wait for an update on an entry of a cache ( around 20 of them ) Writer Client : 1 If one of the reader client restarts while the writer is writing into the entry of the cache , the server attempts to send the update to the failed client

Re: ClassNotFoundException using peer class loading on cluster

2020-10-08 Thread Vladislav Pyatkov
Hi Alan. Could you provide a class (IgniteRunnable and may other classes which was laded through p2p with them) which has this unusual behavior? And please, attache a full stack trace of the exception. On Thu, Oct 8, 2020 at 5:19 PM Alan Ward wrote: > I'm using peer class loading on a 5 node ig

ClassNotFoundException using peer class loading on cluster

2020-10-08 Thread Alan Ward
I'm using peer class loading on a 5 node ignite cluster, persistence enabled, Ignite version 2.8.1. I have a custom class that implements IgniteRunnable and I launch that class on the cluster. This works fine when deploying to an ignite node running on a single node cluster locally, but fails with

Re: Binary memory restoration

2020-10-08 Thread Ilya Kasnacheev
Hello! I think the real saver is in decreasing amount of time between checkpoints. Regards, -- Ilya Kasnacheev вт, 6 окт. 2020 г. в 02:10, Raymond Wilson : > Thanks for the thoughts Ilya and Vladimir. > > We'll do a comparison with 2.9 when it releases to see if that makes any > difference. >

Re: Ignite 2.8.1 ContinuousQueryWithTransformer: ClassCastException on PME

2020-10-08 Thread Ilya Kasnacheev
Hello! You can do either one, I'll take it from there. Regards, -- Ilya Kasnacheev вт, 6 окт. 2020 г. в 17:26, : > Could you please guide be through the process? Should I create just a > simple project anywhere and share it here or I should create a test case in > the Ignite project? > > From

Re: 2.8.1 : EVT_NODE_RECONNECTED, EVT_NODE_SEGMENTED on the client side

2020-10-08 Thread VeenaMithare
Hi Anton, Thank you for the reply . >>I can confirm that there is no SEGMENTED event thrown on 2.8.1. I guess you meant that there is no SEGMENTED event thrown in 2.8.1 client when the servers are brought down and started again. Because SEGMENTED event could be thrown in 2.8.1 in other scenari

Re: 2.8.1 : EVT_NODE_RECONNECTED, EVT_NODE_SEGMENTED on the client side

2020-10-08 Thread VeenaMithare
Hi Anton, Thank you for the reply . >>I can confirm that there is no SEGMENTED event thrown on 2.8.1. I guess you meant that there is no SEGMENTED event thrown in 2.8.1 client when the servers are brought down and started again. Because SEGMENTED event could be thrown in 2.8.1 in other scenari