w3wp process high cpu usage

1, Top command, to find the highest CPU-consuming process $ top top-20:11:45 up 850 days, 1:18, 3 users, load average:1.04, 1.01, 0.99 tasks:61 Total, 1 running, SLE eping, 0 stopped, 0 zombie Cpu (s): 1.4% us, 0.1% sy, 0.0% ni, 98.3% ID, 0.1% wa, 0.0% Hi, 0.2% si mem:16418172 K Total, 15693376k used, 724796k free, 1146696k buffers swap:10223608k total, 0k used,

Solve the technical notes bitsCN.com for a MySQL server process CPU usage of 100% Description of mysql cpu usage by 100%In the morning, I helped a friend solve the Mysql cpu usage probl

application pool process, there are several processes will have several w3wp.exe, will find that a w3wp.exe process CPU and memory are very high terrible! Well, let's see what we can do in practice, first of all, windows2003. First open Windows Task Manager – Click to view-Select columns – Put the PID on the hook!!,

Query the SQL information of oracle processes that occupy the CPU 1: first, use the TOP command to pass the SPID number pid username thr pri nice size res state time cpu COMMAND3575 oracle 1 12 0 0 K 0 K run 748.6 H 24.98% oracle3571 oracle 1 22 0 0 0 K 0 K sleep 706.2 H 22.84% oracle www.2cto.com 2: log on to the database with a DBA account and use the following SQL statement to query: SELECT * from v $

Tags: os using AR SP c R ad BS SQLThe first type:Compile and recompile the execution plan.The second type:Sorting and aggregation.The third type:Table JOIN operation.The fourth type:max degree of parallelism.The fifth type:Max worker threads.The sixth type:Cost Threadhold parallelism//Each statement its complexity has a cost value as a measure, when the cost value is more than Threadhold parallelism when the SQL ServerYou can use multithreading to improve the execution speed of your statements.

Use the showfullprocesslist statement. The following statement is always running: Running #39; post #39; AND (wp_posts.post_status #39; publish #39;) ORDERBYwp_posts.post_dateDESCLIMIT0, 15. as a result, the cpu has been around 200% cpumysqlwp. Use show full processlist; statement to keep the following statement running,SELECT SQL _CALC_FOUND_ROWS wp_posts.ID FROM wp_posts WHERE 1 = 1 AND wp_posts.post_type = 'post' AND (wp_posts.post_status

Description of mysql cpu usage by 100%In the morning, I helped a friend solve the Mysql cpu usage problem of 100%. I sorted it out and recorded the experience in this article. Recently, the CPU usage of MYSQL service

Tomcat uses 80 ports on the computer.When the client accesses it, it establishes a connection with the 80 port on the server side.Now you're doing stress tests. When multiple users visit, the server side of the 80 port will be always connected to occupy, causing the server side of the CPU can easily soar to 100%.A tomcat connection pool is used to connect to the database.Probability analysis:80 is occupied for a long time because Tomcat initiates the

The company's website uses memcached for Distributed caching. Recently, some people have reported that the memcached client occupies too much CPU and suspected that the performance of a third-party client is not good, which in turn leads to a text protocol problem, the Department is required to develop the memcached client to support the binary protocol. Because the workload for re-development of the client is relatively large, and in daily developmen

　　What file is Commonua.exe? View Task Manager found two commonua.exe files, one commonua.exe, one commonUA.exe. Two CPU to occupy nearly 100% (one occupies 50%, one occupies about 47%), the card is not! After receiving the user's questions and documents, we have the first time to detect. The file path is under C:Program FilesCommon filesalipayupdater, and there is also a AlipayUpdater.exe process in the

After returning home these days, I re-installed the system, but I found that httpd.exe occupies 100% of the CPU resources in the commonly used apmservers. I checked the website for a long time and did not find a proper solution. In this case, the PHP environment is built by the worker group. However, after apach.exe is enabled, the resource usage of apach.exe is 100%. By searching for Apach 100% on the I

peak of requests; On the other hand, this parameter is based on the response speed of the server, the number of too large will slow. Therefore, it is necessary to balance a reasonable value. The default value on the MPM_WINNT is 64, and the maximum value is 1920. This recommendation is set to 100-500, the server performance is high, the value of a little bit smaller. MaxrequestsperchildThis parameter represents the maximum number of requests that e

The top command found the following three processes occupy the top three CPU usageWpa_supplicantNetworkManagerRsyslogdGoogle found that the first two processes related to wireless networks, my computer is a notebook, plug-in wired, wireless hardware is forbidden, so the computer has been trying to turn on the wireless function caused by the CPU consumption in the case of no-load to reach 80% of the level, a

| awk' {SSD = NF-4} {print $ SSD} ''// obtain the process's CPU usage.Echo "CPU:" $ CPU>/home/user/share/test/proc_memlog.txt // write the CPU usage rate to the proc_memlog.txt file.Echo $ blank>/home/user/share/test/proc_memlog.txt // write a blank row into the proc_memlog