SPECweb99 Result =============================================================================== || IBM : pSeries 660 Model 6H1 (4-way) || 3279 SPECweb99 Zeus Technology Ltd. : Zeus 3.3.8.4 || || =============================================================================== PERFORMANCE | Conforming Simultaneous Iteration | Connections ---------------+---------------------------- 1 | 3284 2 | 3279 3 | 3216 ---------------+---------------------------- Median | 3279 =============================================================================== Availability Dates All Hardware Jun-2001 HTTP Software Apr-2001 Operating System Apr-2001 Supplemental System Apr-2001 Hardware Vendor IBM Model pSeries 660 Model 6H1 (4-way) Processor 600MHz RS64 IV # Processors 4 cores, 4 chips, 1 core/chip Primary Cache 128KBI+128KBD on chip Secondary Cache 4MB(I+D) off chip Other Cache None Memory 32 GB Disk Subsystem 9x18.2 SSA Disk(fast-write enabled) Disk Controllers IBM SSA 160 SerialRAID adapter Other Hardware 4 x Alteon ACESwitch 180 Software Operating System AIX 4.3.3 + APAR IY17356 File System JFS Other Software None HTTP Software Vendor Zeus Technology Ltd. HTTP Software Zeus 3.3.8.4 API ISAPI Server Cache See notes Log Mode Binary Common Log Format Test Sponsor Test Date May-2001 Tested By IBM SPEC License 11 Network # of Controllers 4 Network Controllers 4 Gigabit Ethernet-SX PCI Adapter # of Nets 4 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 16 Model RS/6000 7044-270 Processor 375 MHz POWER3-II # of Processors 4 Memory 2048MB Network Controller 1 Gigabit Ethernet-SX PCI Adapter Operating System AIX 4.3.3 Compiler IBM Cset++ Version 3.1.3 Benchmark Configuration Requested Connections 3300 Fileset Size (MB) 10677.44 =============================================================================== Notes/Tuning information SUT Notes APAR IY17356: New hardware support for Apr-2001 bosdebug -H (enables secondary thread on the processor) Processor affinity - bind 4 Zeus instances to 4 cpu's(1 instance to 1 cpu) Interrupt affinity - bind 4 Ethernet interrupts to 4 cpu's(1 interrupt to 1 cpu) maxpgahead=64(the maximum number of pages to be read ahead,default=8) maxfree=304(the number of frames on the free list at which page stealing is to stop,default=256) minperm=5%(the point below which the page-stealer will steal file of computational pages,default=20%) maxperm=95%(the point above which the page stealing algorithm steals only file page,default=80%) Set Gigabit Ethernet driver attribute copy_bytes=256(copy packet into contiguous buffer on transmit if this many or less bytes, default=2048) 4 different logs for 4 zeus instances (1 log per zeus instance) Disk layout: 1 disk for OS, 1 disk for webserver, 6 disks striped for file_set, 1 disk for logfiles no (network option) tuning: no -o send_file duration=180000(cached send_file expiration time, default=300) no -o somaxconn=8192(max listen backlog, default=1024) no -o nbc_max_cache=100(max file size for network buffer cache,default=1048576) no -o nbc_pseg=100000(max file entries in private segment,default=0) no -o tcp_timewait=5(ensure that TIME_WAIT is at least 60 seconds, default=1) HTTP API Notes Zeus PEPP SPECweb99 toolkit used for dynamic content ./Configure --sendfile=no --locking=semop Client Notes no (network option) tuning: no -o delayack=3(delay ack for connection setup and shutdown,default=0) no -o delayackports={80}(delay ack ports,default={} ) no -o tcp_timewait=5(ensure that TIME_WAIT is at least 60 seconds,default=1) Other Notes Starts 4 instances of Zeus sharing a common docroot The two children of each Zeus instance are bound to a unique IP address Zeus 3.3.8.4 global.cfg: tuning!bind_any no tuning!cache_files 120011 tuning!cache_large_file 9216 tuning!cache_small_file 9216 tuning!cache_stat_expire 180000 tuning!cache_flush_interval 180000 tuning!cache_max_bytes 0 tuning!num_children 2 tuning!keepalive yes tuning!keepalive_max -1 tuning!listen_queue_size 8192 tuning!cbuff_size 1048576 tuning!multiple_accept yes tuning!sendfile yes tuning!sendfile_maxsize 1048576 tuning!sendfile_minsize 9216 tuning!sendfile_reservefd 32000 tuning!so_nagle_off no tuning!so_rbuff_size 32768 tuning!softservers no tuning!unique_bind yes tuning!use_poll no tuning!cache_cooling_time 0 tuning!modules!cgi!cleansize 0 tuning!modules!stats!enabled no tuning!modules!nsapi!enabled no Zeus_Site_Configuration: modules!cgi!enabled yes modules!isapi!enabled yes =============================================================================== Test Run Details Run Conforming Percent | Throughput Response ops/sec/ Kbits/ Num Connections Conform | ops/sec msec loadgen sec 1 3284 99.5% | 9470.9 348.7 2.87 343.4 => 2 3279 99.4% | 9481.8 348.3 2.87 343.7 3 3216 97.5% | 9402.7 351.2 2.85 341.0