I am using 3.0.0 version over apache-cassandra-3.3 On Tue, Jul 12, 2016 at 2:37 PM Riccardo Ferrari <ferra...@gmail.com> wrote:
> What driver version are you using? > > You can look at the LoggingRetryPolicy to have more meaningful messages in > your logs. > > best, > > On Tue, Jul 12, 2016 at 9:02 PM, Abhinav Solan <abhinav.so...@gmail.com> > wrote: > >> Thanks, Johnny >> Actually, they were running .. it went through a series of read and >> writes .. and recovered after the error. >> Is there any settings I can specify in preparing the Session at java >> client driver level, here are my current settings - >> >> PoolingOptions poolingOptions = new PoolingOptions() >> .setConnectionsPerHost(HostDistance.LOCAL, 20, 20) >> .setMaxRequestsPerConnection(HostDistance.LOCAL, 128) >> .setNewConnectionThreshold(HostDistance.LOCAL, 100); >> >> Cluster.Builder builder = Cluster.builder() >> .addContactPoints(cp) >> .withPoolingOptions(poolingOptions) >> .withProtocolVersion(ProtocolVersion.NEWEST_SUPPORTED) >> .withPort(port); >> >> >> >> On Tue, Jul 12, 2016 at 11:47 AM Johnny Miller <johnny.p.mil...@gmail.com> >> wrote: >> >>> Abhinav - your getting that as the driver isn’t finding any hosts up for >>> your query. You probably need to check if all the nodes in your cluster are >>> running. >>> >>> See: >>> http://docs.datastax.com/en/drivers/java/3.0/com/datastax/driver/core/exceptions/NoHostAvailableException.html >>> >>> >>> Johnny >>> >>> On 12 Jul 2016, at 18:46, Abhinav Solan <abhinav.so...@gmail.com> wrote: >>> >>> Hi Everyone, >>> >>> I am getting this error on our server, it comes and goes seems the >>> connection drops a comes back after a while - >>> >>> Caused by: com.datastax.driver.core.exceptions.NoHostAvailableException: >>> All host(s) tried for query failed (tried: ****************:9042 >>> (com.datastax.driver.core.exceptions.ConnectionException: >>> [****************] Pool is CLOSING)) >>> at >>> com.datastax.driver.core.RequestHandler.reportNoMoreHosts(RequestHandler.java:218) >>> at >>> com.datastax.driver.core.RequestHandler.access$1000(RequestHandler.java:43) >>> at >>> com.datastax.driver.core.RequestHandler$SpeculativeExecution.sendRequest(RequestHandler.java:284) >>> at >>> com.datastax.driver.core.RequestHandler.startNewExecution(RequestHandler.java:115) >>> at >>> com.datastax.driver.core.RequestHandler.sendRequest(RequestHandler.java:91) >>> at >>> com.datastax.driver.core.SessionManager.executeAsync(SessionManager.java:129) >>> >>> Can anyone suggest me what can be done to handle this error ? >>> >>> >>> Thanks, >>> >>> Abhinav >>> >>> >>> >
