Correction. It should be: cache = ignite.getOrCreateCache(myCfg);
(cache name is already specified in configuration) -Val On Wed, Jul 29, 2015 at 11:11 PM, Yakov Zhdanov <[email protected]> wrote: > You created cache configuration, but do not use it. This makes all your > entries stored onheap. > > Pls do: > cache = ignite.getOrCreateCache("cache", myCfg); > > --Yakov > > 2015-07-30 4:55 GMT+03:00 javadevmtl <[email protected]>: > >> Using Ignite 1.3.0 with Java 1.8_45 on Ubuntu 14.04 >> >> Writing a micro service using vertx.io. I can't seem to get the >> performance >> >> right with off_heap memory. >> >> I have the following cache.... >> >> private static IgniteCache<String, HashSet<String>> cache; >> >> And it's configured as follows during application startup... >> >> IgniteConfiguration igniteCfg = new IgniteConfiguration(); >> igniteCfg.setMarshaller(new OptimizedMarshaller(true)); >> >> CacheConfiguration<String, HashSet<String>> myCfg = new >> CacheConfiguration<>("cache"); >> myCfg.setCacheMode(CacheMode.PARTITIONED); >> myCfg.setAtomicityMode(CacheAtomicityMode.ATOMIC); >> myCfg.setMemoryMode(CacheMemoryMode.OFFHEAP_TIERED); >> myCfg.setOffHeapMaxMemory(16 * 1024L * 1024L * 1024L); >> myCfg.setBackups(0); >> >> ignite = Ignition.start(igniteCfg); >> cache = ignite.getOrCreateCache("cache"); >> >> Inside my "web/http" handler I have... >> >> String key = body.getString("key"); >> String value = body.getString("value"); >> HashSet<String> values = cache.get(key); >> >> if(values == null) >> { >> values = new HashSet<String>(); >> } >> >> values.add(value); >> cache.put(key, values); >> myWebHandler.reply(new JsonObject().put(key, values.size())); >> >> >> I start my application with -Xmx1g. >> At about 2 million records the application becomes extremely slow. I.e: It >> goes from 12K requests/sec to not even 30 requests/sec. >> >> If I start with -Xmx2g then I can go to about double the records (4 >> million) >> before it gets unresponsive. >> -Xmx3g can go to 6 million and so on... >> >> So it doesn't seem that off-heap is used. I'm I configuring something >> wrong? >> Or is off-heap used but it's that much slower? >> >> >> >> >> -- >> View this message in context: >> http://apache-ignite-users.70518.x6.nabble.com/Can-t-seem-to-get-off-heap-memory-working-right-tp759.html >> Sent from the Apache Ignite Users mailing list archive at Nabble.com. >> > >
