Performance problem with SLES9 after patch
One of the systems in out lab is exhibiting serious performance problems after applying the latest patches. There is nothing we can think of at the moment why it is so poor. It does not appear to be a hardware problem. The system is a 2 dual core CPU XEON (X86) HP ProLiant 3.2GHz with 4GB memory. Before the patch, things ran ok. Initially, one of the users was complaining that compile time was horrendous. After looking at the system, I booted Knoppix, and performance was fine. We then completely reinstalled SLES9 and performance was fine until applying the patches. kernel is 2.6.5-7.151-bigsmp. Top did not show any process hogging the CPU. The symptoms are: man man 20 Seconds YaST(command line) > 1 minute. I also unmounted the NFS file system to try to eliminate a potential problem with nfs, Note that PS AX runs instantaneously as does ls. All file systems are ext3. ------- I ran the same tests on a similarly configured blade system: 2 dual core XEON (x86) 3.0GHz. kernel:2.6.5-7.151-smp. man man < 1 second YaST(command line) 2 secs The admin configures most of his systems identically. Note that both the systems are available for public log in, but I don't want to broadcast the addresses here, but you can email me, and I'll give you the web site where you can sign up and access these systems. -- Jerry Feldman <gaf@blu.org> Boston Linux and Unix user group http://www.blu.org PGP key id:C5061EA9 PGP Key fingerprint:053C 73EC 3AC1 5C44 3E14 9245 FB00 3ED5 C506 1EA9
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Jerry Feldman