Article ID: 2851, created on Oct 29, 2007, last review on May 8, 2014

  • Applies to:
  • Pro Control Panel Linux

AdditionalInformation

View Knowledge
Knowledge ID 2271
Product : Ensim Pro for Linux
Version : 3.7.0
Topic : Hotfix

Title
ProFTPD 1.2.9 has high CPU load, goes into infinate loop, and 'hangs'

Summary
ProFTPD 1.2.9 has high CPU load, goes into infinate loop, and 'hangs'

Prevention


Details

ProFTPD 1.2.9 has a known bug (#2300) that will cause it to go into an infinate loop and cause high cpu load when multiple small files are transferred.

Please refer to www.proftpd.org for status of this fix and for any new proftpd binaries.


Update: www.proftpd.org has released 1.2.10rc1 which includes this fix.  You can find a Fedora RPM here: ftp://ftp.proftpd.org/distrib/packages/RPMS/proftpd-1.2.10rc1-1.fc1.i386.rpm 



Workaround

As as an interim fix, we have rebuilt ProFTPD 1.2.9 for Fedora with the proposed patch listed in ProFTPD Bug #2300.  This patch comes from the www.proftpd.org web site in their Bugzilla database.

This fix is provided "as-is" and without any warranty and has not been extensively tested by Ensim, use this at your own risk.

Installation Instructions

NOTE: This binary is compatible with Fedora Core 1 only.  If you wish to build for another system, then you must rebuild from the source rpm provided.

Download and install the binary rpm proftpd-1.2.9-1.9ensim1.i386.rpm and then restart proftpd service.

  1. Download proftpd-1.2.9-1.9ensim1.i386.rpm and run following command:
    rpm -Uvh proftpd-1.2.9-1.9ensim1.i386.rpm

  2. Restart proftpd service
    service proftpd restart

Download RPM MD5SUM
Ensim ProFTPD 1.2.9-1.9ensim1 source proftpd-1.2.9-1.9ensim1.src.rpm  c04323799832d0aa5e4cff81702fc79c
Ensim ProFTPD 1.2.9-1.9ensim1 binary proftpd-1.2.9-1.9ensim1.i386.rpm  cc251edc4b056d07929eda6183499115

 

References

ProFTPD source rpm

proftpd-1.2.9-1.9.src.rpm

ProFTPD bugzilla bug report

http://bugs.proftpd.org/show_bug.cgi?id=2300

ProFTPD proposed patch for bug #2300

http://bugs.proftpd.org/attachment.cgi?id=1953&action=view


Attachments


Related Knowledge

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6/16/2006 4:46:54 AM18 10/11/2007 4:35:20 AM

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