Alexey, The thread that you've captured waits for the next page to be received; I agree that the behavior looks wrong, but this thread does not explain why it happens.
Can you check if you see any other suspicious threads or perhaps attach a full thread dump? 2015-10-27 11:17 GMT+03:00 Alexey Kuznetsov <[email protected]>: > I take thread dump and found the following: > "ignite-#80%rest-jdbc.CacheJdbcPortableStoreSelfTest%" prio=6 > tid=0x000000000e6bd800 nid=0x21e4 in Object.wait() [0x000000001662d000] > java.lang.Thread.State: TIMED_WAITING (on object monitor) > at java.lang.Object.wait(Native Method) > - waiting on <0x00000007ddf3ebf0> (a java.lang.Object) > at > > org.apache.ignite.internal.processors.cache.query.GridCacheQueryFutureAdapter.internalIterator(GridCacheQueryFutureAdapter.java:314) > - locked <0x00000007ddf3ebf0> (a java.lang.Object) > at > > org.apache.ignite.internal.processors.cache.query.GridCacheQueryFutureAdapter.next(GridCacheQueryFutureAdapter.java:171) > at > > org.apache.ignite.internal.processors.cache.IgniteCacheProxy$5.onHasNext(IgniteCacheProxy.java:518) > at > > org.apache.ignite.internal.util.GridCloseableIteratorAdapter.hasNextX(GridCloseableIteratorAdapter.java:53) > at > > org.apache.ignite.internal.util.lang.GridIteratorAdapter.hasNext(GridIteratorAdapter.java:45) > at > > org.apache.ignite.internal.visor.query.VisorQueryCursor.hasNext(VisorQueryCursor.java:51) > at > > org.apache.ignite.internal.visor.query.VisorQueryUtils.fetchScanQueryRows(VisorQueryUtils.java:127) > at > > org.apache.ignite.internal.visor.query.VisorQueryJob.run(VisorQueryJob.java:94) > at > > org.apache.ignite.internal.visor.query.VisorQueryJob.run(VisorQueryJob.java:49) > at org.apache.ignite.internal.visor.VisorJob.execute(VisorJob.java:69) > at > > org.apache.ignite.internal.processors.job.GridJobWorker$2.call(GridJobWorker.java:509) > at > > org.apache.ignite.internal.util.IgniteUtils.wrapThreadLoader(IgniteUtils.java:6371) > at > > org.apache.ignite.internal.processors.job.GridJobWorker.execute0(GridJobWorker.java:503) > at > > org.apache.ignite.internal.processors.job.GridJobWorker.body(GridJobWorker.java:456) > at > org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:110) > at > > org.apache.ignite.internal.processors.job.GridJobProcessor.processJobExecuteRequest(GridJobProcessor.java:1100) > at > > org.apache.ignite.internal.processors.task.GridTaskWorker.sendRequest(GridTaskWorker.java:1231) > at > > org.apache.ignite.internal.processors.task.GridTaskWorker.processMappedJobs(GridTaskWorker.java:609) > at > > org.apache.ignite.internal.processors.task.GridTaskWorker.body(GridTaskWorker.java:501) > at > org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:110) > at > > org.apache.ignite.internal.processors.task.GridTaskProcessor.startTask(GridTaskProcessor.java:678) > at > > org.apache.ignite.internal.processors.task.GridTaskProcessor.execute(GridTaskProcessor.java:447) > at > > org.apache.ignite.internal.processors.rest.handlers.task.GridTaskCommandHandler.handleAsyncUnsafe(GridTaskCommandHandler.java:227) > at > > org.apache.ignite.internal.processors.rest.handlers.task.GridTaskCommandHandler.handleAsync(GridTaskCommandHandler.java:163) > at > > org.apache.ignite.internal.processors.rest.GridRestProcessor.handleRequest(GridRestProcessor.java:261) > at > > org.apache.ignite.internal.processors.rest.GridRestProcessor.access$100(GridRestProcessor.java:84) > at > > org.apache.ignite.internal.processors.rest.GridRestProcessor$2.body(GridRestProcessor.java:150) > at > org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:110) > at > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > at > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > at java.lang.Thread.run(Thread.java:745) > > On Tue, Oct 27, 2015 at 3:12 PM, Alexey Kuznetsov <[email protected] > > > wrote: > > > Igniters, > > > > I've got following situation: > > 1) Start Ignite node. > > 2) Start load from store via cache.loadCache(null) > > 3) From java client (org.apache.ignite.internal.client.GridClient) start > > SCAN query on this cache. > > 4) SCAN query blocked until load is not finished. > > > > Is this expected behavior? > > > > I expected that SCAN query will immediately return with some data already > > loaded into cache. > > > > -- > > Alexey Kuznetsov > > GridGain Systems > > www.gridgain.com > > > > > > -- > Alexey Kuznetsov > GridGain Systems > www.gridgain.com >
