alcatel 6850

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High concurrent access to MySQL problem (i): Inventory over-reduction

Level:50time taken for tests:60.035 Secondscomplete requests:500failed requests: (connect:0, receive:0, length:450, exceptions:0) Total transferred:12973630 byteshtml transferred:12 785130 bytesrequests per second:8.33 [#/sec] (mean) time per request:6003.543 [MS] (mean) time per request: 120.071 [MS] (mean, across all concurrent requests) Transfer rate:211.03 [Kbytes/sec] receivedconnection times ( ms) Min Mean[+/-sD] Median maxconnect:0 1 2.1 1 34processing:781 5915 1578.6 5996 12272wai

[Collection] ranking of easy language forums

language club 1274 55 6191 6192 6199 6356 5711 5728 6548 5903 5786 5933 5934 6595 5797 5995 6005 6006 6013 6021 6053 6082 6083 6084 6085 6086 6408 6291 6293 6441 6442 6443 6462 6463 6475 6476 5822 5846 5849 5854 5866 5867 5868 5869 5897 6137 6138 6139 6156 6161 6308 6169 6313 6321 6322 6324 6188 Swacss 1247 1 6823 NT 1149 1 6752 Crystal wind shadows 1117 3 6648 6649 6650 Biancheng youzi 1040

Sphsf-+ MySQL full-text retrieval architecture and installation (1) _ MySQL

Architecture and installation of sphtracing + MySQL full-text retrieval (1: This article describes a full-text retrieval (search engine) Architecture of tens of millions of data records verified by the production environment. This document only lists the excerpts from the previous chapters and does not provide the full text. Tested in DELL PowerEdge 6850 servers (four 64-bit Inter Xeon MP 7110N processors/8 GB memory), RedHat AS4 Linux operating syst

Tianchi Middleware Competition Golang version service mesh ideas sharing

languages are relatively slow to start, and all have to be re-implemented. No matter what language, everyone's optimization ideas are the same. Here to share the Kirito Xu Jingfeng very detailed thinking summary (Java version): Tianchi Middleware Contest Dubbomesh Optimization Summary (QPS from 1000 to 6850), you can as a reference. The following diagram basically covers all the optimization work of the entire agent, the green arrows in the diagram a

U disk HDD mode can not start the reason

individual recommends this method. Other attempts: Using Syslinux to boot grub for dos0.41, 0.42, and 0.43 Grub.exe was also successful, but was slow to start and run as method two   Actual application test: Now my own tool plate (150-speed original 2G SD card + chuanyu 150X SDHC Reader, digression: This card reader in addition to support 150 speed other than really garbage) is the use of method three production, in the actual environment has not been found unable to start the

Sphinx+mysql Full-Text Search architecture and installation

Objective: This paper describes a TENS data retrieval (search engine) architecture which has been tested by production environment. This article only lists the content excerpts from the previous chapters and does not provide full text content. On the Dell PowerEdge 6850 server (four 64-bit inter Xeon MP 7110N processor/8GB RAM), RedHat AS4 Linux operating system, MySQL 5.1.26, MyISAM storage engine, key_buffer=102 4M environment measured, 10 million

Mobile phone judgment

The mobile phone determines if there is no *** to determine whether it is a mobile phone login * @ returnboolean * functionis_mobile () {$ user_agent $ _ SERVER [HTTP_USER_AGENT]; $ mobile_agentsArray (240x320, acer, Aco on, acs-, abacho, ahong, airness, alcatel, amoi, android, anywhe Mobile phone no/*** determines whether it is a mobile phone login * @ return boolean */function is_mobile () {$ user_agent =$ _ SERVER ['HTTP _ USER_AGENT ']; $ mobile_a

Wireless technology: WiMAX's advantages in Small and Medium-sized Enterprises

The WiMAX solution is also an excellent choice for carriers that lack local access resources. Business Model of Integrated access for small and medium-sized enterprises WiMAX provides a new and effective means for integrated voice and data access for small and medium-sized enterprises. The business model analysis of integrated voice and data access is provided for small and medium-sized enterprises. The Shanghai Bell Alcatel A7387WiMAX802.16d product

Red bend and rung push LTE mobile device management to make 4G devices compatible with OMA DM

Since 2008, Red Bend has partnered with Alcatel-Lucent to help device manufacturers and mobile network operators deliver mobile devices and services to the market faster and more easily. Using the OMA DM client on 4G LTE devices, device manufacturers can ensure that their devices are seamlessly compatible with the operator's Custom open Mobile Alliance Device Management (OMA DM) specification. "Industry standards like OMA DM enable mobile operators to

What is the meaning of cat LEDs and frequently asked questions

has been on the electricity, and the normal conditions for the illuminated steady, the partial brand cat LAN lights with the CAT network data transceiver LED role, will be flashing with data transmission. Different brand models of cat to the LAN lamp identification method may be different, Huawei Cat logo for LAN, lan,ut-Cat logo for the Pc,d-link logo for the Ethernet, Alcatel identified as a operated symbol. After the computer or network equipment

Broadband ADSL cat link light is not bright/data light/act light is not bright and so on solution Kam Set Introduction

this time the link is not connected. Under normal circumstances, ADSL cat after a minute of synchronization process, after the success of the link lights often bright, some brand model cat link lamp has the role of the data transceiver led, will be flashing with data transmission. In the Internet, if the link lamp has a rhythm flashing, indicating that ADSL is not synchronized, then the network is in a state of interruption, in most cases, there is a line failure. If the normal situation can p

How can I tell if the access end is a computer or a cell phone?

There are now three views on the Internet, one is based on the user-agent sent by the browser, but obviously this method is not feasible, although some people have listed the most mobile phone sent user-agent, but there will still be a lot of mobile phones are not recognized, and even some mobile browsers do not send User-agent, And there is no guarantee that there will be no new brand in the future. Here's an example of PHP, and you'll know how unreliable it is after you look at it. 1. functi

Integrated Access Network Optimization

integrated access network device should be able to smoothly evolve to NGN network and meet the development trend of the network. 4. Protection of existing investment capabilities-PSTN remains the foundation of fixed network operators, and traditional voice remains the main business revenue source of telecom operators. Facing the huge PSTN network resources, it is also important for fixed network operators to consider how to protect their current network assets. Integrated Access Network Solutio

Set port ing to allow Internet access to the Intranet web

Author; Cai Dao Wang Liu I am bored recently. I want to make my unit computer a web server, but the unit is shared with an adsl instance. I cannot directly access it according to the online saying.Well, we share an adsl with another department. They ask external network companies to make the network. It should be safe.But when I access 10.0.0.138, the configuration page of Alcatel does not have a password.Check the information and find that using por

On the integration and development of VoIP speech technology and traditional networks

mobile phones, PDAs, and other mobile devices, and can well implement online instant communication, voice and video data transmission and other multimedia applications.In the current market, H.323 is widely operated due to its long development time, but its implementation is complicated and its compatibility is poor. Most MGCP protocols are supported by carriers in the softswitch platform. However, MGCP only supports voice transmission and does not support the transmission of images and other m

Set port ing to allow Internet access to the Intranet web

Setting port ing makes it boring to access the Intranet web over the Internet recently. I want to make the unit computer into a web server, but the unit is shared with an ADSL. As I said on the internet, it cannot be accessed directly. Well, we share an ADSL with another department. They ask external network companies to make the network. It should be safe. But when I access 10.0.0.138, the configuration page of Alcatel does not have a password. Ch

Learning journey based on the Android NDK-----Preface

Http://www.cnblogs.com/luxiaofeng54/tag/android/default.html?page=1Learning Journey-----Catalog based on the Android NDKduicky 2011-09-15 16:34 read: 3035 comments: 2Learning journey based on Android NDK-----release of resourcesduicky 2011-08-21 14:29 read: 6173 comments: 0Learning journey based on Android NDK-----Data Transfer II (Reference data type) (with source)duicky 2011-08-20 12:55 read: 4910 comments: 1Learning journey based on the Android NDK-----data Transfer (basic data type and array

Android TextView SetText A deep reason for Kaka

(mellipsize! = TextUtils.TruncateAt.MARQUEE) {6831//In a fixed-height view, so use Our new text layout.6832 if (mlayoutparams.height! = layoutparams.wrap_content 6833 Mlayoutparams.height! = layoutparams.match_parent) {6834 invalidate (); 6835 re turn;6836}68376838//Dynamic height, but height has stayed the same,6839// So with our new text layout.6840 if (mlayout.getheight () = = Oldht 6841 (mhintl Ayout = = NULL | | Mhintlayout.getheight () = = Oldht)) {6842

How to install openvpn in RedhatLinux enterprise 4

. However, one fatal weakness is that two ports are built. In most cases, penetrating NAT is an obstacle, so I finally gave up. Opensvn solves the NAT problem and does not have any problems in the internal network and public network tests. The only limit for openvpn is that you cannot use the Windows built-in vpn Client. You need to install additional software. Fortunately, the installation process is very simple. Ii. openvpn environment installed in Redhat Linux Enterprise 4 1. SERVER: Dell

32-bit Linux single process has 4 GB memory limit

can we dynamically adjust the kernel parameters so that 32-bit Linux kernel supports a single process with more than 4 GB memory? This is a practical issue. Squid, Mysql, and Java are all single-process applications. Many mainstream servers can be configured with very high memory. For example, Dell 6850 and HP580 support 16 GB of memory. I have seen a Sun server that even supports 48 gb of memory. If these large memory machines run a single process a

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