java.nio.channels.ClosedChannelException

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  • If a node is partitioned from ZooKeeper for an extended period of time then upon resuming connection, the node re-registers itself causing recoverFromLog() method to be executed which fails with the following exception: {code} 8091124 [Thread-71] ERROR org.apache.solr.update.UpdateLog – Error inspecting tlog tlog{file=/home/ubuntu/shalin-lusolr/solr/example/solr/collection_5x3_shard5_replica3/data/tlog/tlog.0000000000000009869 refcount=2} java.nio.channels.ClosedChannelException at sun.nio.ch.FileChannelImpl.ensureOpen(FileChannelImpl.java:99) at sun.nio.ch.FileChannelImpl.read(FileChannelImpl.java:678) at org.apache.solr.update.ChannelFastInputStream.readWrappedStream(TransactionLog.java:784) at org.apache.solr.common.util.FastInputStream.refill(FastInputStream.java:89) at org.apache.solr.common.util.FastInputStream.read(FastInputStream.java:125) at java.io.InputStream.read(InputStream.java:101) at org.apache.solr.update.TransactionLog.endsWithCommit(TransactionLog.java:218) at org.apache.solr.update.UpdateLog.recoverFromLog(UpdateLog.java:800) at org.apache.solr.cloud.ZkController.register(ZkController.java:834) at org.apache.solr.cloud.ZkController$1.command(ZkController.java:271) at org.apache.solr.common.cloud.ConnectionManager$1$1.run(ConnectionManager.java:166) 8091125 [Thread-71] ERROR org.apache.solr.update.UpdateLog – Error inspecting tlog tlog{file=/home/ubuntu/shalin-lusolr/solr/example/solr/collection_5x3_shard5_replica3/data/tlog/tlog.0000000000000009870 refcount=2} java.nio.channels.ClosedChannelException at sun.nio.ch.FileChannelImpl.ensureOpen(FileChannelImpl.java:99) at sun.nio.ch.FileChannelImpl.read(FileChannelImpl.java:678) at org.apache.solr.update.ChannelFastInputStream.readWrappedStream(TransactionLog.java:784) at org.apache.solr.common.util.FastInputStream.refill(FastInputStream.java:89) at org.apache.solr.common.util.FastInputStream.read(FastInputStream.java:125) at java.io.InputStream.read(InputStream.java:101) at org.apache.solr.update.TransactionLog.endsWithCommit(TransactionLog.java:218) at org.apache.solr.update.UpdateLog.recoverFromLog(UpdateLog.java:800) at org.apache.solr.cloud.ZkController.register(ZkController.java:834) at org.apache.solr.cloud.ZkController$1.command(ZkController.java:271) at org.apache.solr.common.cloud.ConnectionManager$1$1.run(ConnectionManager.java:166) {code} This is because the recoverFromLog uses transaction log references that were collected at startup and are no longer valid. We shouldn't even be running recoverFromLog code for ZK re-connect.
    via by Shalin Shekhar Mangar,
  • If a node is partitioned from ZooKeeper for an extended period of time then upon resuming connection, the node re-registers itself causing recoverFromLog() method to be executed which fails with the following exception: {code} 8091124 [Thread-71] ERROR org.apache.solr.update.UpdateLog – Error inspecting tlog tlog{file=/home/ubuntu/shalin-lusolr/solr/example/solr/collection_5x3_shard5_replica3/data/tlog/tlog.0000000000000009869 refcount=2} java.nio.channels.ClosedChannelException at sun.nio.ch.FileChannelImpl.ensureOpen(FileChannelImpl.java:99) at sun.nio.ch.FileChannelImpl.read(FileChannelImpl.java:678) at org.apache.solr.update.ChannelFastInputStream.readWrappedStream(TransactionLog.java:784) at org.apache.solr.common.util.FastInputStream.refill(FastInputStream.java:89) at org.apache.solr.common.util.FastInputStream.read(FastInputStream.java:125) at java.io.InputStream.read(InputStream.java:101) at org.apache.solr.update.TransactionLog.endsWithCommit(TransactionLog.java:218) at org.apache.solr.update.UpdateLog.recoverFromLog(UpdateLog.java:800) at org.apache.solr.cloud.ZkController.register(ZkController.java:834) at org.apache.solr.cloud.ZkController$1.command(ZkController.java:271) at org.apache.solr.common.cloud.ConnectionManager$1$1.run(ConnectionManager.java:166) 8091125 [Thread-71] ERROR org.apache.solr.update.UpdateLog – Error inspecting tlog tlog{file=/home/ubuntu/shalin-lusolr/solr/example/solr/collection_5x3_shard5_replica3/data/tlog/tlog.0000000000000009870 refcount=2} java.nio.channels.ClosedChannelException at sun.nio.ch.FileChannelImpl.ensureOpen(FileChannelImpl.java:99) at sun.nio.ch.FileChannelImpl.read(FileChannelImpl.java:678) at org.apache.solr.update.ChannelFastInputStream.readWrappedStream(TransactionLog.java:784) at org.apache.solr.common.util.FastInputStream.refill(FastInputStream.java:89) at org.apache.solr.common.util.FastInputStream.read(FastInputStream.java:125) at java.io.InputStream.read(InputStream.java:101) at org.apache.solr.update.TransactionLog.endsWithCommit(TransactionLog.java:218) at org.apache.solr.update.UpdateLog.recoverFromLog(UpdateLog.java:800) at org.apache.solr.cloud.ZkController.register(ZkController.java:834) at org.apache.solr.cloud.ZkController$1.command(ZkController.java:271) at org.apache.solr.common.cloud.ConnectionManager$1$1.run(ConnectionManager.java:166) {code} This is because the recoverFromLog uses transaction log references that were collected at startup and are no longer valid. We shouldn't even be running recoverFromLog code for ZK re-connect.
    via by Shalin Shekhar Mangar,
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  • ClosedChannelException - Grokbase
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    • java.nio.channels.ClosedChannelException at sun.nio.ch.FileChannelImpl.ensureOpen(FileChannelImpl.java:99) at sun.nio.ch.FileChannelImpl.read(FileChannelImpl.java:678) at org.apache.solr.update.ChannelFastInputStream.readWrappedStream(TransactionLog.java:784) at org.apache.solr.common.util.FastInputStream.refill(FastInputStream.java:89) at org.apache.solr.common.util.FastInputStream.read(FastInputStream.java:125) at java.io.InputStream.read(InputStream.java:101) at org.apache.solr.update.TransactionLog.endsWithCommit(TransactionLog.java:218) at org.apache.solr.update.UpdateLog.recoverFromLog(UpdateLog.java:800) at org.apache.solr.cloud.ZkController.register(ZkController.java:834) at org.apache.solr.cloud.ZkController$1.command(ZkController.java:271) at org.apache.solr.common.cloud.ConnectionManager$1$1.run(ConnectionManager.java:166)

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