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https://issues.apache.org/jira/browse/ZOOKEEPER-4904?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18007830#comment-18007830
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sssdnsy666 commented on ZOOKEEPER-4904:
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@[~kezhuw]
In this description, the server Id never change ,the initializeNextSessionId
method paramter id is always 1 , I find all the all this fuction, it is not
from myid file value。 so it not a bug can we close this issue?
> SessionTrackerImpl generates negative session IDs when server ID is larger
> than 127
> -----------------------------------------------------------------------------------
>
> Key: ZOOKEEPER-4904
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-4904
> Project: ZooKeeper
> Issue Type: Bug
> Reporter: Patrick
> Priority: Trivial
>
> This issue was discovered during a
> [discussion|https://lists.apache.org/thread/0pwxw1rzdffmbxctdzv2rmplzgwt6lpl]
> about negative Solr Overseer IDs
> Setting the server ID to a value greater than 127 in the myid file causes the
> SessionTrackerImpl.initializeNextSessionId function to generate a negative
> session ID.
>
> {code:java}
> public static long initializeNextSessionId(long id) {
> long nextSid;
> nextSid = (Time.currentElapsedTime() << 24) >>> 8;
> nextSid = nextSid | (id << 56); <------------------------
> if (nextSid == EphemeralType.CONTAINER_EPHEMERAL_OWNER) {
> ++nextSid; // this is an unlikely edge case, but check it just
> in case
> }
> return nextSid;
> }
> {code}
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