Zabbix uses Omsa to monitor the hardware information of the Dell Server
I. Client
A. install it in RedHat Linux or CentOS
1. Install the dell yum Source
Wget-O-http://linux.dell.com/repo/hardware/latest/bootstrap.cgi | bash
2. Install omsa
Yum install srvadmin-all
Ps: when some package download times out, run the preceding command again until all download and ins
designed on the base, and you can see an HDMI interface, a DisplayPort interface, headphones and microphone jacks, four USB 3 ports (two in the back, two on the right) and an Ethernet interface (RJ45). In order to use an Ethernet connection, the monitor needs to connect to a PC to access the Internet. This form of connectivity is ideal for laptops that do not have an Ethernet interface, or for desktops that have interfaces designed to be on the back
different threads in sequence, A thread with a higher priority will occupy this object or the function in the object all the time. After a while, the thread will be "occupied" by other threads. Only the lock and mutex will be used together, in order to invalidate the function priority and ensure the synchronization of methods. Mutex objects are usually locked inside the function, rather than in the place where the function is called.
To sum up, the similarities and
thread until it acquires the lock again.
Lock keyword
1. The lock keyword is actually a syntactic sugar. It encapsulates the monitor object and adds a mutex lock to the object. process a enters thisCodeThe object is added with a mutex lock. When other B processes enter this code segment, check whether the object has a lock? If there is a lock, process B will continue to wait until process a finishes running the code segment and unlocks the object,
the lock again.
1. the Lock keyword is actually A syntactic sugar. It encapsulates the Monitor object and adds A mutex Lock to the object. When process A enters this code segment, it adds A mutex Lock to the object, when other B processes enter this code segment, check whether the object has a lock? If there is A lock, process B will continue to wait until process A finishes running the code segment and unlocks
) {ThreadPool.QueueUserWorkItem (Workerthread,"A"); ThreadPool.QueueUserWorkItem (Workerthread,"B"); Console.WriteLine ("press ENTER to signal the green light"); Console.ReadLine (); Mymanualevent.set (); ThreadPool.QueueUserWorkItem (Workerthread,"C"); Console.ReadLine (); } Static voidWorkerthread (ObjectState ) {Mymanualevent.waitone (); Console.WriteLine ("Thread {0} got the green light ...", state); }}3) MethodImpl: is a feature that, under System.Runtime.Compile
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