svchost high memory usage

Analysis on High CPU usage of HBase Thrift2High-level analysis of HBase Thrift2 CPU usageDirectory Directory 1 1. symptom 1 2. Problem locating 2 3. Solution 5 4. Related Code 5 1. symptom description Port 9090 of the external connection times out, but the telnet port always succeeds. Using the top Command, we found that the CPU of a single thread is up to 99.99%, but not always 99.9%, but fluctuating. When

This paper gives a general analysis of the application scenarios and characteristics of Redis, and makes a detailed analysis of the usage scenarios of the common data types of the APSARADB and the aspects of memory optimization and performance optimization. Redis Common data typesThe most commonly used data types of Redis are the following five kinds: String Hash List Set Sorted Set

Tags: ack c in load Java Stack Monitor Linux inter htop chargereproduced the top after the use of detailed parameters, the notes were not found, reproduced, as a reference for future use:Original address: http://blog.csdn.net/linghao00/article/details/8059244Linux top command view memory and multi-core CPU usage tell me about the multi-core CPU command mpstat-p All and sar-p all description: Sar-p all > Aaa

How to correctly view the memory usage of Linux machinesBackground?? As long as the work on the Linux machine, there will basically be a need to see the memory usage, but how to look right? Previous use of the top command, there has been a misunderstanding. Why does the top command look at

, and let it be a Web application service or something more complex. In general, memory is allocated throughout the operating cycle. It is necessary to know how to handle these memory. Typically, garbage collection is performed every 2 minutes. If a fragment is not used for 5 minutes, the collector releases it. So if you think memory

Mysql database configuration optimization (high cpu usage) output results show which threads are running, can help identify problematic query statements Show processlist; Wait_timeout,That is, the number of sleep connection timeout seconds. if a connection times out, it is naturally terminated by mysql.Show global variables like 'Wait _ timeout '; Set to 30 secondsSet global wait_timeout = 30; 2 GB

I. IntroductionWin32 API provides us with an efficient way to perform file operations, that is, memory ing files. The memory ing file allows us to reserve a memory area in the virtual address space of the Win32 process and map the target file to the virtual memory. We can directly operate the data in the file by access

How to locate Java threads with high CPU usageTools:1Jstack:jstack is used to print the Java stack information for a given Java process ID or core file or remote Debugging service, if it is on a 64-bit machine, you need to specify the option "-j-d64", The Jstack usage of Windows only supports the following way. pidstat : pidstat is primarily used to monitor all or specified processes that consume system re

: Cidaemon.exe is an index service that allows you to search for files at a higher speed. Prepared by: Microsoft Corp. Microsoft Windows Operating System System Process: Yes Background Program: Yes Network Problems: No Common Errors: N/ Memory usage: N/ Security grade (0-5): 0 Spyware: No Advertising software: No Virus: No Trojan: no solution: disabling the Indexing Service can solve this problem. This serv

SQL Server to troubleshoot high CPU usageThis noon, a friend asked me to help him look at the database, the operating system is WINDOWS2008R2, the database is SQL2008R2 64-bit64G memory, 16-core CPUHardware configuration is still relatively high, he said the server is running Kingdee K3 software, database instances have multiple databasesHe said it was only a few

From: Http://blog.darkthread.net/blogs/darkthreadtw/archive/2007/03/08/owstimer-exe-causes-a-high-cpu-usage.aspx After installing wss3, the CPU usage of owstimer. EXE process may suddenly increase, while the CPU usage of HD worker does not exceed the threshold. I had a good time before and after, but today I couldn't help but use process monitor to catc

How to view machine configuration under Linux? cpu/Memory/HDDDmesgDisplays the boot information. The kernel will store the boot information in the ring buffer. If you are too late to view the information, you can use DMESG to view it. The boot information is also saved in the/var/log directory, in a file named DMESGDmesg|grep HDHard diskDmesg|grep CPUCpuDMESG|GREP procMemoryDmesg|grep RedhatOperating systemDmesg|moreMore informationUname-aOperating sy

high. And we will later analyze this persistence strategy is immature, so to turn off the VM function, please check your redis.conf file vm-enabled to No.Next, it is best to set the MaxMemory option in Redis.conf, which tells Redis how much physical memory is used to start rejecting subsequent write requests, which is a good way to protect your redis from using too much physical