svchost exe high cpu usage

Background: Performance monitoring shows that the CPU usage of a single core of the online server has reached 100%, which is caused by one of our core services. Thanks to the fact that our service processes are undertaken by multiple identical worker (thread) scheduling tasks, in addition to the high CPU

The w3wp occupancy rate in the discovery process is too high. After the query, found as follows: W3wp.exe is a process that is associated with an application pool in IIS (Internet Information Server), and if you have multiple application pools, there will be multiple W3wp.exe process instances running. This process is used to allocate a large amount of system resources. This process is of great importance to the stability and security of the system an

more than 50 sites, preferably 30 or less, or the server pressure is very large. In the configuration, I generally put the resource consumption of a large site independent of a pool, general BBS or generated HTML system about 5 stations a pool. Common sites and some enterprise sites share a pool.2, according to the experience of WLMMC, in the case of the server hardware, generally do not limit the use of site memory, so that the site can be guaranteed to run, will not appear the user off the li

1.50 0.00 0.50 0.00 0.00 0.00 0.00 0.00 98.0004:41:15 PM 14 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.0004:41:15 PM 15 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.0004:41:15 PM 16 0.50 0.00 0.00 0.00 0.00 0.00 0.00 0.00 99.5004:41:15 PM 17 0.50 0.00 0.00 0.00 0.00 0.00 0.00 0.00 99.5004:41:15 PM 18 0.50 0.00 0.00 0.00 0.00 0.00 0.00 0.00 99.5004:41:15 PM 19 0.50 0.00 0.00 0.00 0.00 0.00 0.00 0.00 99.5004:41:15 PM 20 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.0004:41:15 PM 21 0.00 0.00 0.00 0

: During the recent website activities, the order volume was several times more than usual. During this period, the cpu usage of the two APIs reached 60%, and the memory usage was normal. Preliminary suspicion is the reason for the large amount of orders, so I am reading the code for shopping cart, settlement, and order submission, but I don't feel it is useful,

(3 FObjectType4) include ([Fuserid], [ Faccesstype], [Faccessmask]) with (Statistics_norecompute = off, Ignore_dup_key = off, Allow_row_locks = ON, Allow_page_lo CKS = ON) on [primary]5 GO6 7 Drop index IX_T_ACCESSCONTROL_F4 on T_accesscontrolCPU usage back to normalTrace template and trace file download, use SQL2008R2 version: files.cnblogs.com/lyhabc/trace Template and Trace.rarSummarizeFrom a number of historical experience, if the

SQL Server checks CPU usage. At noon today, a friend asked me to help him check the database. The operating system is Windows2008R2, the database is SQL2008R264-bit 64 GB memory, and the 16-core CPU hardware configuration is still relatively high, he said that the server is running Kingdee K3 software, and there are mu

from Sys.dm_db_missing_ind EX_DETAILS5 GROUP by Db_name (database_id) 6 ORDER by 2 DESC;1 SELECT TOP 2 [Total cost ] = ROUND (Avg_total_user_cost * avg_user_impact * (User_seeks + User_scans) , 0) 3 , avg_user_impact 4 , TableName = statement 5 , [equalityusage] = equality_columns 6 , [ Inequalityusage] = inequality_columns 7 , [Include cloumns] = Included_columns 8 from Sys.dm_db_missing_index _groups g 9 INNER JOIN sys.dm_db_miss

I CPUReasons or possible reasons for high usageCPUHigh usage refers to the high number of queries on the physical hard disk; high memory usage refers to the physical disk-Virtual Memory-Multiple data exchanges between three memory types Anti-virus software may cause faults

After php encryption is put into the server apache occupies a high cpu. after php encryption is put into the server apache occupies a high cpu, it is easy to reach 100% local encryption program test no problem, mainly Internet, once encrypted, the cpu

see that although the "INDEX PATH" is used, but the following rows_scan is 200000, the data volume of this table is 200000, that is, the full table scan. Later, with the index on the missing Fund_card field added to the YW_ZHZJ table, the database CPU usage dropped to below 5% immediately.Suddenly think of the words I saw before: the database CPU

A solution for high CPU usage Remove virus infection If the computer virus or Trojan in the case, Trojan malicious program is likely to occupy a large number of CPU resources, especially some stubborn virus trojan, has been in the malicious cycle of activity, infection of various types of system files, a large number

How to locate a dead loop or high CPU usage (Linux)determine if the CPU is too highUse top to see if there is high CPU usageFind a threadSort all threads for processes with high

properties, as follows:private Listprivate ListThese two properties W will be used, the reason is that the above mentioned warning, because I first released the O service, O Service set the two properties, and the W service has not been published, so that hession in deserialization, the detection of Propertyao does not exist, So the warning is given. But does this have anything to do with the high CPU?Havi

Under Linux, the top tool can display the average CPU utilization (USER,NICE,SYSTEM,IDLE,IOWAIT,IRQ,SOFTIRQ,ETC.), which shows the utilization of each CPU. However, this situation may occur when the CPU utilization of each thread cannot be displayed, and the total CPU utilization is

High Linux cpu usage debugging After the top command is used to debug the program today, the cpu usage of the program is found to be very high and it has been running at 99. This is terrible, so we can debug the program. Use the t