number of way segments in wal

configuration regarding wal configuration Thanx and Regards, KR Kumar

Ignite data loss

; IgniteCache cache = IgniteContextWrapper.getInstance().getEngine() .getOrCreateCache(cacheConfig); Here is the configuration of ignite Any quick pointers ?? Thanx and Regards, KR Kumar

Error while adding the node the baseline topology

, finished=false, heartbeatTs=1571754609956]]] class org.apache.ignite.IgniteException: GridWorker [name=data-streamer-stripe-30, igniteInstanceName=null, finished=false, heartbeatTs=1571754609956] Thanx and Regards, KR Kumar

DataStreamer addData takes lot of time after 500 million writes

Hi all - Why data streamer take lot of time randomly after 500+ million writes, it frequently and very consistently takes lot of time to finish the writes and to the extent of 25 to 45 seconds for write. May be its flushing the data as i have flush frequency set but why not in the beginning and wh

Data streamer closed randomly

Hi guys -I have a three node cluster in which one node has 192GB ram and 48 cores and (i call this manager as it does some heavy lifting) and other 2 nodes have 60GB ram and 36 cores. ( worker nodes). I am getting following exception ramdomly : [2019-08-28 03:03:52,346][ERROR][client-connector-#

too many dirty pages

many dirty pages'] Any pointers, please let me know ?? Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Splitting cache table slows down and long pauses

thing I see is that each cache instance creates bunch of tables in the data folders and now I see lot of file handles open. Is that a problem?? Any pointers?? Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

BLOB with JDBC Driver

Hi - I trying out JDBC driver with ignite SQL tables. How do i insert a blob into my cache table through jdbc? Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Re: Partioned cache is not distributing the data

We finally figured out why it's not working. Its something to do with the baseline topology -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Partioned cache is not distributing the data

inters?? Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Re: DataStreamer

Following code creates the data streamer instance dataStreamer = IgniteContextWrapper.getInstance().getEngine().dataStreamer("eventCache-" + System.getProperty(RUN_ID) +"-"+ tenantId); and for writing the data to cache, dataStreamer.addData(key, value); Nothing

Data not getting distributed across the cluster.

eConfig.setBackups(0); cacheConfig.setAtomicityMode(CacheAtomicityMode.TRANSACTIONAL); cacheConfig.setWriteSynchronizationMode(CacheWriteSynchronizationMode.FULL_SYNC); Any pointers?? Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

DataStreamer

writing all data to files. I am using 24 node cluster for both persistence based cache and distributed compute task execution. Any Pointers? Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Ignite getAll does not return values randomly

I read the data. Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

RE: Deployment of Ignite/Application upgrades to production in 100+ nodecluster

Hi Stan - Thanks a lot for quick response on this. Yeah just checked gridgain and looks likes exactly what I need. May be will explore this feature. Not sure if they have a trial. Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Deployment of Ignite/Application upgrades to production in 100+ node cluster

Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Ignite reads are slower with getAll

large amounts of data. I am using getAll with a batch of 300 keys in one read. The cache is basically a string key and json message, so its String,String type of cache. Any help/pointers ?? Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Write Performance issues

Hi Guys - With ignite persistence enabled, I am getting 100K puts per second ( through streamer) but as the data grows like when it reaches 70 million, the write performance drops significantly with throughput of 8K per second. Any pointers ?? Thanx and Regards, KR Kumar -- Sent from: http

Re: NODE_SEGMENTED AND NODE_FAILED errors

Thanks ... will try that configuration -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

NODE_SEGMENTED AND NODE_FAILED errors

see all the JVMs are perfectly up and running. For NODE_FAILED and NODE_SEGMENTED errors, can you give me some pointers as to what I should be looking at?? Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Ignite Indexes are stored where??

currently on 2.3 version.. Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Re: Ignite Persistence performance issue

Yeah. Thats exactly what I am doing and seems to have improved. The frequency is set at 5000 i.e. 5 seconds Thanx and Regards, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Re: Ignite Persistence performance issue

Dave - Thanks... will toy with the I3 instance and see how that goes -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Ignite Persistence performance issue

Hi All - I am using Ignite Persistence ( 2.3) for storing events that we receive from different sources. Currently the write and read throughput is 2k to 4k per second on a t2.xlarge and c4.2xlarge machines on a 3 node cluster. The disks attached are provisioned SSDs with 1 IOPS. These numbers

Re: checkpoint marker is present on disk, but checkpoint record is missed in WAL

Hi AG, Thanks for responding to the thread. I have tried with 2.3 and I still face the same problem. Just to further explore, I killed ignite instance with kill -9 and a reboot, both situations, ignite just hangs during restart. Thanx and Regards KR Kumar -- Sent from: http://apache-ignite

checkpoint marker is present on disk, but checkpoint record is missed in WAL

901) at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:110) at java.lang.Thread.run(Thread.java:745) Appreciate your help?? Thanx and Regars, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Ignite Server start failing with the exception with Ignite 2.1.0

-worker-#15%null%][IgniteKernal] Metrics for local node (to disable set 'metricsLogFrequency' to 0) Appreciate your help, KR Kumar -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/