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Blog Post: Troubleshooting Oracle session disconnection slowness

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I have been recently asked to investigate very interesting issue. In short: AIX 7.1 with Oracle 12.1.0.2. Connect with SQL*Plus from hostX to databaseA running on hostZ, then disconnect – was hanging for around 75 seconds. Connect with SQL*Plus from hostY to databaseA running on hostZ, then disconnect – was almost instantaneous. HostX and hostY … Continue reading “Troubleshooting Oracle session disconnection slowness”