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Re: CPU Utilization at 100% with Postfix running

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  • Patrick - South Valley Internet
    Yes, we have about 4000 accounts on that machine. Patrick
    Message 1 of 11 , Oct 5, 2006
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      Yes, we have about 4000 accounts on that machine.

      Patrick



      lst_hoe01@... wrote:
      > Zitat von Patrick - South Valley Internet <patrickm@...>:
      >
      >> I just wanted to update everyone on this problem.
      >>
      >> We were having issues with our mail server with the CPU being
      >> utilized 100%. The box is an RS6000 running AIX 5.2 with 4gb ram.
      >>
      >> The problem was that someone manually edited the /etc/passwd file
      >> instead of using SMIT. AIX keeps /etc/passwd in a database. When you
      >> edit the file then the database is marked as invalid and the system
      >> does text file parsing to find users. This will cause CPU load to
      >> skyrocket.
      >>
      >> To fix this, we issued a 'mkpasswd -f' and everything was fine.
      >
      >
      > Hmm. I guess this is only true if you have a lot of accounts in your
      > passwd file isn't it? Parsing a text file with some 100 accounts
      > should not be that expansive.
      >
      > Just curious
      >
      > Andreas
      >
      >
      >
      >
      >
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