9 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
I have been reading Vahalia's Unix Internals book, which states the following in the chapter dedicated to signals:
Given that, my understanding is that processes running in user mode don't become aware of signals until they switch to kernel mode, where the issig() function is called... (3 Replies)
Discussion started by: Tru69
2. Infrastructure Monitoring
I have a situation runing my ETL tools on the below server. The throughput while processing data is coming very low. When i tried to analyse the CPU stats i got colleceted the mpstat.
Server Physical Host Name *********com
OS Type Linux
OS Classlinux red hat... (3 Replies)
Discussion started by: r_t_1601
What is the simplest function I can use to signal an interrupt from kernel module to user space. I knw the usr app pid in my module.
Also can someone explain the parameters in kill_fasync and send_sig (0 Replies)
Discussion started by: dragonpoint
I'm working on an AMD opteron running Linux 18.104.22.168
I want to preload a module specific register (MSR) with a value to have it overflow after a number of a specific event counts. As I understand, when the counter in the register overflows, an interrupt will be generated and handled by the... (2 Replies)
Discussion started by: mylinuxforums
Hi. I have a program whose job it is to manage 15 child processes. Sometimes these children die (sometimes deliberately other times with a SEGV). This causes a SIGCHLD to be sent to my program which uses waitpid() in the signal handler to gather information and, in most cases, restart the child.... (3 Replies)
Discussion started by: jrichemont
6. UNIX for Dummies Questions & Answers
I am new here ,i want to know about interrupts in detail.What r
Interrupts .how they r handeled.
Thanx in adavnce. (1 Reply)
Discussion started by: vishwasrao
7. UNIX for Dummies Questions & Answers
Well, I don't know where exactly to ask this doubt so I'm asking in the newbie section. I was reading about traps and interrupts when I thought of traps as something that cease the control of the OS from the user and interrupts that cease the control yet provide support for multitasking. Am I right... (3 Replies)
Discussion started by: Legend986
8. UNIX for Dummies Questions & Answers
hey i have been facing a problem,can you tell me if we can catch ctrl d in unix i have tried and sucessfully catched and disabled ctrl-c and ctrl -z but am not sure if we can do the same for CTRL-D, so got any clue mail on he forum or ...i mean c programming in Unix thats what i am working on (1 Reply)
Discussion started by: toughguy2handle
9. Filesystems, Disks and Memory
I'm a freshman here and I have a simple question.
Does unix use interrupts which is like Dos? Are they the same?
Thx.:cool: (6 Replies)
Discussion started by: Frank_M