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* https://www.dell.com/downloads/global/products/pedge/en/perc-h700-cachecade.pdf Installing Windows Server 2008 R2 Enterprise Edition We used Microsoft Windows Server 2008 R2 Enterprise Edition for the operating system on the server. To install Windows Server 2008 R2, complete the following steps: 1. Boot the server, and insert
Benchmark
(please, also take a look atNFS Throughput Benchmarks with fioarticle) Performance benchmarking of Isilon Clusters during Proof Of Concepts (POCs) is quite often requested by customers, compared to "simple" integration and functionality testing: Source: https://www.reddit.com/r/engineteststands OneFS supports the latest Server Message Block (SMB)
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Tuning Xen for Performance Contents [hide] * 1Tuning your Xen installation: recommended settings * 1.1Storage options * 1.2Memory * 1.3Dom0 vCPUs * 2Tuning your Xen installation: advanced settings * 2.1HAP vs. shadow * 2.2PV vs PV on HVM * 2.3vCPU Pinning for guests * 2.4vCPU Soft Affinity for guests * 2.5TCP Small
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WEB 壓測軟體 標籤： 軟體密技 WEB 壓測軟體 介紹兩套軟體： Siege & Webbench 軟體名稱：siege(英文原意：圍攻) 下載位址：wget http://www.joedog.org/pub/siege/siege-latest.tar.gz tar -zxvf siege-3.0.5.tar.gz cd siege-3.0.5 ./configure –prefix=/opt/siege –with-ssl=no make make install 修改siege配置(若無此檔案，自行建立此檔案) vi ~/.siegerc
Benchmark
Psensor is a GTK+ (Widget Toolkit for creating Graphical User Interface) based application software. It is one the simplest application to monitor hardware temperature and plot Real Time graph from the obtained data for quick review. Psensor – Linux Hardware Temperature Monitoring Features of Psensor 1. Show Temperature of motherboard, CPU,
Benchmark
Copy from http://blog.sina.com.tw/william_liao/article.php?entryid=658195 這篇文章主要目的是在提醒，當使用fio在做performance verify的時候，一些事前的準備工作，以及其他要注意的設定事項。 fio (flexible I/O tester) FIO主要是用來驗證storage的IOPS以及MBps, 它算是在Linux環境底下常用的tool之一, 它也可以用來做壓力測試的驗證 (I/O Stress verify), 目前它有Support 13種不同的I/O engine, 其中包括sync, mmap, libaio, posixaio, SG v3, splice, null, network, syslet, guasi以及solarisaio, 有興趣的讀者們可以用google search到學習網站去了解一下,在這裡我會以ubuntu 14.04以及Windows
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Introduction blktrace is block layer IO tracing mechanism while provides detailed information about request queue operations up to user space Install on RedHat/CentOS/OEL Download epel-release-6-8.noarch.rpm and install then using below command. #yum install blktrace Setup #mount -t debugfs debugfs /sys/kernel/debug Add an entry into
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You can get OpenSSL to encrypt /dev/zero with a randomized password, giving decent pseudorandom data very fast (if your CPU supports accelerating it). openssl enc -aes-256-ctr -pass pass:"$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64)" -nosalt </dev/zero | dd of=
Benchmark
因工作需要找一個可以取代IOmeter業界慣用的IO效能評測軟體，過去為了某些測試有初略使用了fio 這個軟體，現在要來進階了。之前用的版本是1.5.x版，現在用的是2.0.7版這兩版在測試結果的輸出上欄位不同，2.0.7版多了更多欄位這裡不細述。 為了方便定義出多種測試pattern，決定使用參數的方式而不用profile file，範例如下： fio –name=$name –rw=${iomode} –direct=1 –ioengine=libaio –runtime=30s –ioscheduler=noop –filename=/dev/$target –bs=${block} –size=80% –iodepth=${iodepth} –zonesize=$[size/stream]k –numjobs=$stream –group_reporting –minimal >>