SPECweb99 Result =============================================================================== || Dell : PowerEdge 6600 || 6700 SPECweb99 Red Hat : Red Hat Content Accelerator 2 || || =============================================================================== PERFORMANCE | Conforming Simultaneous Iteration | Connections ---------------+---------------------------- 1 | 6700 2 | 6700 3 | 6698 ---------------+---------------------------- Median | 6700 =============================================================================== Availability Dates All Hardware Dec-2002 HTTP Software Jun-2002 Operating System Oct-2001 Supplemental System Jun-2002 Hardware Vendor Dell Model PowerEdge 6600 Processor 2.00GHz Xeon MP # Processors 4 cores, 4 chips, 1 core/chip (Hyper-Threading enabled) Primary Cache 12KBI+8KBD on chip Secondary Cache 256KB ATC Other Cache 2MB L3 Memory 24 GB Disk Subsystem 8 36GB 15KRPM drives Disk Controllers Onboard Adaptec Other Hardware 4 Dell PowerConnect 5012 1 Dell PowerConnect 5224 Software Operating System Red Hat Linux 7.2 File System ext2 Other Software RHBA-2002-104, Intel 4.3.15 driver HTTP Software Vendor Red Hat HTTP Software Red Hat Content Accelerator 2 API RHCA API Server Cache None Log Mode Binary CLF Test Sponsor Test Date Oct-2002 Tested By Dell SPEC License 55 Network # of Controllers 8 Network Controllers 2 Intel PRO/1000 Dual MT, 4 PRO/1000 XT # of Nets 8 Type of Nets Gigabit Ethernet Network Speed 1 Gb/s MSL (sec) 30 (Non RFC1122) Time-Wait (sec) 60 (Non RFC1122) MTU 1500 Clients # of Clients 24 Model 12 Dell PowerEdge 1550, 12 Dell PowerEdge 1650 Processor 1.26/1.4GHz Pentium III # of Processors 2 Memory 256MB Network Controller Intel PRO/1000 XT Operating System Red Hat Linux 7.3/8.0 Compiler gcc 2.96/3.2 Benchmark Configuration Requested Connections 6700 Fileset Size (MB) 21559.84 =============================================================================== Notes/Tuning information SUT Notes 1 disk for OS and POST log, 1 disk for access log 6 disk software RAID0 stripe for file set Operating System Notes ulimit -n 10000, sets number of open files, default 1024 One NIC IRQ bound per logical CPU Each NIC's TX queue length set to 20000 via ifconfig, default 100 File systems mounted with "noatime,nodiratime", no inode access time updating net.ipv4.nonlocal_bind = 1, allows processes to bind to non-local IP adresses net.ipv4.tcp_timestamps = 0, turns TCP timestamp support off, default on net.ipv4.tcp_max_tw_buckets = 2000000, sets TCP time-wait buckets pool size, default 180000 net.ipv4.tcp_rmem = 10000000 10000000 10000000, sets min/default/max TCP read buffer, default 4096 87380 174760 net.ipv4.tcp_wmem = 10000000 10000000 10000000, sets min/pressure/max TCP write buffer, default 4096 16384 131072 net.ipv4.tcp_mem = 10000000 10000000 10000000, sets min/pressure/max TCP buffer space, default 31744 32256 32768 net.ipv4.tcp_sack = 0, turn SACK support off, default on net.ipv4.tcp_window_scaling = 0, turn TCP window scaling support off, default on net.core.hot_list_length = 20000, maximum number of skb-heads to be cached, default 128 net.core.rmem_max = 10000000, maximum receive socket buffer size, default 131071 net.core.wmem_max = 10000000, maximum send socket buffer size, default 131071 net.core.rmem_default = 10000000, default receive socket buffer size, default 65535 net.core.wmem_default = 10000000, default send socket buffer size, default 65535 net.core.optmem_max = 10000000, maximum amount of option memory buffers, default 10240 net.core.netdev_max_backlog = 300000, number of unprocessed input packets before kernel starts dropping them, default 300 Kernel parameters: idle=poll, idle threads poll reschedule flag, default is to use HLT instruction HTTP Software Notes One network bound per TUX thread net.tux.logging = 1, turns on logging of requests, default 0 net.tux.cgiroot = /, cgi root check, default /var/www/tux/cgiroot/ net.tux.cgi_uid = 99, uid 'nobody' for cgi scripts; default -1 net.tux.cgi_gid = 99, gid 'nobody' for cgi scripts; default -1 net.tux.max_backlog = 3000, maximum per-listening-socket TCP backlog size, default 2048 net.tux.generate_etags = 0, don't generate ETag header, default 1 net.tux.generate_last_mod = 0, don't generate Last-Modified header, default 0 net.tux.noid = 1, suppress the Server id string, default 0 Client Notes net.ipv4.ip_local_port_range = 1024 65535 Other Notes Tuning Disclosure: See above. Dynamic API: Dell-20020204-RHCA.tar.gz Kernel config: Dell-20021029-PE6600-config.txt =============================================================================== Test Run Details Run Conforming Percent | Throughput Response ops/sec/ Kbits/ Num Connections Conform | ops/sec msec loadgen sec 1 6700 100.0% | 19652.0 340.9 2.93 349.8 => 2 6700 100.0% | 18909.6 354.3 2.82 336.4 3 6698 100.0% | 18994.2 352.7 2.83 338.0