Issue

• Slow connecting to Oracle using JDBC driver

• A thread dump shows threads stalled in:

"main" prio=10 tid=0x00007fb7d0005800 nid=0x6a4a runnable [0x00007fb7d531e000]
   java.lang.Thread.State: RUNNABLE
    at java.io.FileInputStream.readBytes(Native Method)
    at java.io.FileInputStream.read(FileInputStream.java:236)
    at sun.security.provider.SeedGenerator$URLSeedGenerator.getSeedBytes(SeedGenerator.java:509)
    at sun.security.provider.SeedGenerator.generateSeed(SeedGenerator.java:135)
    at sun.security.provider.SecureRandom$SeederHolder.<clinit>(SecureRandom.java:186)
    at sun.security.provider.SecureRandom.engineNextBytes(SecureRandom.java:203)
    - locked <0x00000000ba16b510> (a sun.security.provider.SecureRandom)
    at java.security.SecureRandom.nextBytes(SecureRandom.java:450)
    - locked <0x00000000ba16b7b0> (a java.security.SecureRandom)
    at oracle.security.o5logon.O5LoginClientHelper.generateOAuthResponse(Unknown Source)
    at oracle.jdbc.driver.T4CTTIoauthenticate.doOAUTH(T4CTTIoauthenticate.java:655)
    at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:366)
    at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:536)
    at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:228)
    at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
    at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:521)
    at java.sql.DriverManager.getConnection(DriverManager.java:620)
    at java.sql.DriverManager.getConnection(DriverManager.java:169)
    ...