### System parameters on server perfblade1

###

###

###

    # Kernel sysctl configuration file for Red Hat Linux
    #
    # For binary values, 0 is disabled, 1 is enabled.  See sysctl(8) and
    # sysctl.conf(5) for more details.

    # Controls IP packet forwarding
    net.ipv4.ip_forward = 0

    # Controls source route verification
    net.ipv4.conf.default.rp_filter = 1

    # Do not accept source routing
    net.ipv4.conf.default.accept_source_route = 0

    # Controls the System Request debugging functionality of the kernel
    kernel.sysrq = 0

    # Controls whether core dumps will append the PID to the core filename
    # Useful for debugging multi-threaded applications
    kernel.core_uses_pid = 1

    # Controls the use of TCP syncookies
    net.ipv4.tcp_syncookies = 1

    # Controls the maximum size of a message, in bytes
    kernel.msgmnb = 65536

    # Controls the default maxmimum size of a mesage queue
    kernel.msgmax = 65536

    # Controls the maximum shared segment size, in bytes
    kernel.shmmax = 68719476736

    # Controls the maximum number of shared memory segments, in pages
    kernel.shmall = 4294967296

    fs.file-max = 1048576
    kernel.sem = 250 32000 100 128
    kernel.shmall = 4294967296
    kernel.shmmax = 68719476736
    net.core.netdev_max_backlog = 400000
    net.core.optmem_max = 30000000
    net.core.rmem_default = 30000000
    net.core.wmem_default = 30000000
    net.core.rmem_max = 30000000
    net.core.wmem_max = 30000000
    net.core.somaxconn = 300000
    net.ipv4.conf.all.arp_announce = 2
    net.ipv4.conf.all.arp_ignore = 1
    net.ipv4.conf.default.rp_filter = 1
    net.ipv4.conf.default.accept_source_route = 0
    net.ipv4.ip_forward = 0
    net.ipv4.ip_local_port_range = 1024 65000
    net.ipv4.tcp_fin_timeout = 10
    net.ipv4.tcp_max_syn_backlog = 30000
    net.ipv4.tcp_max_tw_buckets = 2000000
    net.ipv4.tcp_mem  = 30000000 30000000 30000000
    net.ipv4.tcp_rmem = 30000000 30000000 30000000
    net.ipv4.tcp_wmem = 30000000 30000000 30000000
    net.ipv4.tcp_timestamps = 0
    net.ipv4.tcp_sack = 0

            Processor info for server perfblade1

    processor	: 0
    cpu family	: 6
    model		: 23
    model name	: Intel(R) Xeon(R) CPU           X5470  @ 3.33GHz
    cpu MHz		: 3333.550
    cache size	: 6144 KB
    cpu cores	: 4
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 1
    cpu family	: 6
    model		: 23
    model name	: Intel(R) Xeon(R) CPU           X5470  @ 3.33GHz
    cpu MHz		: 3333.550
    cache size	: 6144 KB
    cpu cores	: 4
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 2
    cpu family	: 6
    model		: 23
    model name	: Intel(R) Xeon(R) CPU           X5470  @ 3.33GHz
    cpu MHz		: 3333.550
    cache size	: 6144 KB
    cpu cores	: 4
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 3
    cpu family	: 6
    model		: 23
    model name	: Intel(R) Xeon(R) CPU           X5470  @ 3.33GHz
    cpu MHz		: 3333.550
    cache size	: 6144 KB
    cpu cores	: 4
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 4
    cpu family	: 6
    model		: 23
    model name	: Intel(R) Xeon(R) CPU           X5470  @ 3.33GHz
    cpu MHz		: 3333.550
    cache size	: 6144 KB
    cpu cores	: 4
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 5
    cpu family	: 6
    model		: 23
    model name	: Intel(R) Xeon(R) CPU           X5470  @ 3.33GHz
    cpu MHz		: 3333.550
    cache size	: 6144 KB
    cpu cores	: 4
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 6
    cpu family	: 6
    model		: 23
    model name	: Intel(R) Xeon(R) CPU           X5470  @ 3.33GHz
    cpu MHz		: 3333.550
    cache size	: 6144 KB
    cpu cores	: 4
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 7
    cpu family	: 6
    model		: 23
    model name	: Intel(R) Xeon(R) CPU           X5470  @ 3.33GHz
    cpu MHz		: 3333.550
    cache size	: 6144 KB
    cpu cores	: 4
    cpuid level	: 13
    cache_alignment	: 64

            Memory info for server perfblade1

    MemTotal:     16440344 kB
    MemFree:      13256364 kB
    SwapCached:          0 kB
    SwapTotal:     2031608 kB
    SwapFree:      2031608 kB

            Kernel on server perfblade1

    Linux 2.6.18-92.el5 #1 SMP Tue Apr 29 13:16:15 EDT 2008 x86_64