### System parameters on server perfblade18

###

###

###

    # Disable response to broadcasts.
    # You don't want yourself becoming a Smurf amplifier.
    net.ipv4.icmp_echo_ignore_broadcasts = 1
    # enable route verification on all interfaces
    net.ipv4.conf.all.rp_filter = 1
    # enable ipV6 forwarding
    #net.ipv6.conf.all.forwarding = 1
    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.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
    #vm.nr_hugepages = 6000
    net.ipv4.conf.all.arp_announce = 2
    net.ipv4.conf.all.arp_ignore = 1

            Processor info for server perfblade18

    processor	: 0
    cpu family	: 6
    model		: 23
    model name	: Intel(R) Xeon(R) CPU           X5470  @ 3.33GHz
    cpu MHz		: 3333.513
    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		: 3333.513
    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		: 3333.513
    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		: 3333.513
    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		: 3333.513
    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		: 3333.513
    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		: 3333.513
    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		: 3333.513
    cache size	: 6144 KB
    cpu cores	: 4
    cpuid level	: 13
    cache_alignment	: 64

            Memory info for server perfblade18

    MemTotal:     16441376 kB
    MemFree:       7411980 kB
    SwapCached:          0 kB
    SwapTotal:     4096564 kB
    SwapFree:      4096564 kB

            Kernel on server perfblade18

    Linux 2.6.16.60-0.21-smp #1 SMP Tue May 6 12:41:02 UTC 2008 x86_64