### System parameters on server screwdriver.linuxperf9025.net

###

###

###

    # 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

    # Disable netfilter on bridges.
    net.bridge.bridge-nf-call-ip6tables = 0
    net.bridge.bridge-nf-call-iptables = 0
    net.bridge.bridge-nf-call-arptables = 0

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

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

    # Controls the maximum shared segment size, in bytes
    kernel.shmmax = 137438953472

    # Controls the maximum number of shared memory segments, in pages
    kernel.shmall = 536870912
    # sysclt setting for SPECjEnterprise 2010

    fs.file-max = 4878674
    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
    net.ipv4.conf.all.arp_announce = 2
    net.ipv4.conf.all.arp_ignore = 1

    net.ipv4.neigh.default.gc_thresh1 = 4096
    net.ipv4.neigh.default.gc_thresh2 = 8192
    net.ipv4.neigh.default.gc_thresh3 = 8192
    net.ipv4.neigh.default.base_reachable_time = 86400
    net.ipv4.neigh.default.gc_stale_time = 86400

    net.ipv4.neigh.eth0.base_reachable_time = 86400
    net.ipv4.neigh.eth0.gc_stale_time = 86400
    net.ipv4.neigh.eth1.base_reachable_time = 86400
    net.ipv4.neigh.eth1.gc_stale_time = 86400
    net.ipv4.neigh.eth2.base_reachable_time = 86400
    net.ipv4.neigh.eth2.gc_stale_time = 86400
    net.ipv4.neigh.eth3.base_reachable_time = 86400
    net.ipv4.neigh.eth3.gc_stale_time = 86400

    net.ipv6.conf.all.disable_ipv6 = 1

            Processor info for server screwdriver.linuxperf9025.net

    processor	: 0
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 1
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 2
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 3
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 4
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 5
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 6
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 7
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 8
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 9
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 10
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 11
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 12
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 13
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 14
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 15
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 16
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 17
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 18
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 19
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 20
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 21
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 22
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 23
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 24
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 25
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 26
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 27
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 28
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 29
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 30
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64
    processor	: 31
    cpu family	: 6
    model		: 45
    model name	: Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
    cpu MHz		: 2701.000
    cache size	: 20480 KB
    cpu cores	: 8
    cpuid level	: 13
    cache_alignment	: 64

            Memory info for server screwdriver.linuxperf9025.net

    MemTotal:       32855880 kB
    MemFree:        31673548 kB
    SwapCached:         5924 kB
    SwapTotal:      16498680 kB
    SwapFree:       16484180 kB

            Kernel on server screwdriver.linuxperf9025.net

    Linux 2.6.32-355.el6.x86_64 #1 SMP Tue Jan 15 17:45:38 EST 2013 x86_64