95-10-045-启动-LogDirFailureChannel

1.视界

2.入口

logDirFailureChannel = new LogDirFailureChannel(config.logDirs.size)

3. 内容

/*
 * LogDirFailureChannel allows an external thread to block waiting for new offline log dirs.
 *
 * There should be a single instance of LogDirFailureChannel accessible by any class that does disk-IO operation.
 * If IOException is encountered while accessing a log directory, the corresponding class can add the log directory name
 *