elassandra-datacenter 0.1.0 is running wrong

[tengzhuofei]

sysctl: permission denied on key 'fs.protected_hardlinks'
sysctl: permission denied on key 'fs.protected_symlinks'
sysctl: permission denied on key 'kernel.cad_pid'
sysctl: permission denied on key 'kernel.usermodehelper.bset'
sysctl: permission denied on key 'kernel.usermodehelper.inheritable'
sysctl: permission denied on key 'net.ipv6.conf.all.stable_secret'
sysctl: permission denied on key 'net.ipv6.conf.default.stable_secret'
sysctl: permission denied on key 'net.ipv6.conf.eth0.stable_secret'
sysctl: permission denied on key 'net.ipv6.conf.lo.stable_secret'
sysctl: permission denied on key 'vm.mmap_rnd_bits'
sysctl: permission denied on key 'vm.mmap_rnd_compat_bits'

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{6.8.4}: Initialization Failed ...

• RuntimeException[org.elasticsearch.node.NodeValidationException: [1] bootstrap checks failed
  [1]: initial heap size [526385152] not equal to maximum heap size [16783507456]; this can cause resize pauses and prevents mlockall from locking the entire heap]; nested: NodeValidationException[[1] bootstrap checks failed
  [1]: initial heap size [526385152] not equal to maximum heap size [16783507456]; this can cause resize pauses and prevents mlockall from locking the entire heap];
  2020-09-08 11:23:21,594 ERROR [main] org.apache.cassandra.service.ElassandraDaemon.main:601 Exception
  java.lang.RuntimeException: org.elasticsearch.node.NodeValidationException: [1] bootstrap checks failed
  [1]: initial heap size [526385152] not equal to maximum heap size [16783507456]; this can cause resize pauses and prevents mlockall from locking the entire heap
  at org.apache.cassandra.service.ElassandraDaemon.activate(ElassandraDaemon.java:217)
  at org.apache.cassandra.service.ElassandraDaemon.main(ElassandraDaemon.java:567)
  Caused by: org.elasticsearch.node.NodeValidationException: [1] bootstrap checks failed
  [1]: initial heap size [526385152] not equal to maximum heap size [16783507456]; this can cause resize pauses and prevents mlockall from locking the entire heap
  at org.elasticsearch.bootstrap.BootstrapChecks.check(BootstrapChecks.java:157)
  at org.elasticsearch.bootstrap.BootstrapChecks.check(BootstrapChecks.java:93)
  at org.elasticsearch.bootstrap.BootstrapChecks.check(BootstrapChecks.java:75)
  at org.apache.cassandra.service.ElassandraDaemon$2.validateNodeBeforeAcceptingRequests(ElassandraDaemon.java:181)
  at org.elasticsearch.node.Node.start(Node.java:791)
  at org.apache.cassandra.service.ElassandraDaemon.activate(ElassandraDaemon.java:215)
  ... 1 common frames omitted