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  1. RHEL
  2. RHEL-25068

Rsyslog with GnuTLS net stream driver configured runs into 100% CPU usage when TLS connection is broken.

    • Icon: Bug Bug
    • Resolution: Unresolved
    • Icon: Undefined Undefined
    • None
    • rhel-8.7.0
    • rsyslog
    • None
    • sst_security_special_projects
    • ssg_security
    • False
    • Unspecified
    • Unspecified

      > Description of problem:
      100% CPU usage seen on rsyslog via GnuTLS when TLS connection is broken.

      > Version-Release number of selected component (if applicable):
      rsyslog-8.2102.0-5.el8.x86_64
      rsyslog-gnutls-8.2102.0-5.el8.x86_64

      > How reproducible:
      Frequently.

      > Steps to Reproduce:
      1. RHEL 8.3 system
      2. Rsyslog with GnuTLS net stream driver is configured
      3.

      > Actual results:
      Rsyslogd suddenly keeps consuming CPU a lot.

      > Expected results:
      Rsyslog should be running stable.

      > Additional info:
      This issue should also affect upstream.

            rh-ee-alakatos Attila Lakatos
            rhn-support-qguo Qi Guo
            RH Bugzilla Integration
            Dalibor Pospíšil Dalibor Pospíšil
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              Created:
              Updated: