procfs

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How to read/write from/to a linux /proc file from kernel space?

I am writing a program consisting of user program and a kernel module. The kernel module needs to gather data that it will then \"send\" to the user program. This has to be done via a /proc file. Now,[详细]

2023-01-29 12:11 分类：问答
Ubuntu proc_root_driver missing from <linux/proc_fs.h>

I am trying to compile a kernel module in Ubuntu 10.04 with kernel 2.6.35-22 and it is complaining about proc_root_driver missing.I did some searching and I found thatis supposed to define this but in[详细]

2023-01-25 00:48 分类：问答
What do the counters in /proc/[pid]/io mean?

I\'m creating a plugin for Munin to monitor stats of named processes. One of the sources of information would be /proc/[pid]/io. But I have a hard time finding out what the difference is between rchar[详细]

2023-01-14 01:55 分类：问答
How to set watchpoints via procfs in Linux?

I\'m trying to build a debugger-like program under Linux (Ubuntu) and I\'ve run into some problems. From what I\'ve heard, the /proc vfs provides mechanisms to[详细]

2023-01-05 10:45 分类：问答
How to interpret the contents of /proc/bus/pci/devices?

The first few fields of \'cat /proc/bus/pci/d开发者_StackOverflowevices\' are understandable. Field 1 - BusDevFunc[详细]

2022-12-29 07:05 分类：问答
How can a usage counter in Solaris 10 /proc filesystem decrease?

I\'m trying to determine the CPU utilization of specific LWPs in specific processes in Solaris 10 using data from the /proc filesystem. The problem I have is that sometimes a utilization counter decre[详细]

2022-12-20 10:38 分类：问答
Listing all shared memory segments used by a process on AIX5.3+

I would like to find all shared memory segments used by a given process. I am especially interested开发者_开发技巧 in figuring out the shmid so i can use it in calls to shmctl().[详细]

2022-12-17 14:50 分类：问答
thread level memory consumption of process

How do I get per thread based memory consumption of a process in Linux? I understand that we can use /proc/pid/task/tid/statm, but thats not helping my case.[详细]

2022-12-09 01:14 分类：问答