Which node are you getting the above posted error in? Can you share your dremio.conf for both nodes?
FYI you can fix the permission error with a chmod or chown
I get a more detailed error on the Master Node saying “Address already in use”
Thu Nov 8 16:09:31 UTC 2018 Starting dremio on ip-10-204-122-42.ec2.internal
core file size (blocks, -c) 0
data seg size (kbytes, -d) unlimited
scheduling priority (-e) 0
file size (blocks, -f) unlimited
pending signals (-i) 29930
max locked memory (kbytes, -l) 64
max memory size (kbytes, -m) unlimited
open files (-n) 1024
pipe size (512 bytes, -p) 8
POSIX message queues (bytes, -q) 819200
real-time priority (-r) 0
stack size (kbytes, -s) 8192
cpu time (seconds, -t) unlimited
max user processes (-u) 4096
virtual memory (kbytes, -v) unlimited
file locks (-x) unlimited
/opt/dremio/bin/dremio: line 106: /var/run/dremio/dremio.pid: Permission denied
Catastrophic failure occurred. Exiting. Information follows: Failed to start services, daemon exiting.
java.lang.RuntimeException: java.net.BindException: Address already in use
at com.google.common.base.Throwables.propagate(Throwables.java:160)
at com.dremio.dac.daemon.ZkServer.init(ZkServer.java:111)
at com.dremio.dac.daemon.ZkServer.start(ZkServer.java:74)
at com.dremio.service.SingletonRegistry$AbstractServiceReference.start(SingletonRegistry.java:137)
at com.dremio.service.ServiceRegistry.start(ServiceRegistry.java:74)
at com.dremio.service.SingletonRegistry.start(SingletonRegistry.java:33)
at com.dremio.dac.daemon.DACDaemon.startPreServices(DACDaemon.java:170)
at com.dremio.dac.daemon.DACDaemon.init(DACDaemon.java:180)
at com.dremio.dac.daemon.DremioDaemon.main(DremioDaemon.java:131)
Caused by: java.net.BindException: Address already in use
at sun.nio.ch.Net.bind0(Native Method)
at sun.nio.ch.Net.bind(Net.java:433)
at sun.nio.ch.Net.bind(Net.java:425)
at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223)
at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74)
at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:67)
at org.apache.zookeeper.server.NIOServerCnxnFactory.configure(NIOServerCnxnFactory.java:90)
at org.apache.zookeeper.server.ZooKeeperServerMain.runFromConfig(ZooKeeperServerMain.java:117)
at com.dremio.dac.daemon.ZkServer$ZkEmbeddedServer.run(ZkServer.java:142)
at java.lang.Thread.run(Thread.java:748)