大约有 15,000 项符合查询结果（耗时：0.0168秒） [XML]
How many system resources will be held for keeping 1,000,000 websocket open? [closed]
...al info on how the kernel was tuned? max file descriptors/tcp window sizes etc?
– quixver
Jun 21 '14 at 21:14
15
...
Maven: how to do parallel builds?
...alik Yes, exactly, 3 threads on dual core, 6 threads on quad core systems, etc.
– t0r0X
Aug 6 '14 at 11:25
1
...
How to find out the number of CPUs using python
I want to know the number of CPUs on the local machine using Python. The result should be user/real as output by time(1) when called with an optimally scaling userspace-only program.
...
How to improve Netbeans performance?
...es.
How to set:
Edit the file C:\Program Files\NetBeans <version>\etc\netbeans.conf
(check your NetBeans installation folder if you installed it in another location)
Find the line that says
netbeans_default_options="..."
Add the option -J-Xverify:none to the list of options.
Restart Net...
How to get overall CPU usage (e.g. 57%) on Linux [closed]
I am wondering how you can get the system CPU usage and present it in percent using bash, for example.
5 Answers
...
C++ performance vs. Java/C#
...e is Intel or AMD; Pentium 4, Core Solo, or Core Duo; or if supports SSE4, etc.
A C++ program has to be compiled beforehand usually with mixed optimizations so that it runs decently well on all machines, but is not optimized as much as it could be for a single configuration (i.e. processor, instruc...
Linux下追踪程序退出(崩溃)思路 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...命令。
Linux下程序退出(崩溃)时总会留下一些蛛丝马迹，问题追踪思路总结如下：
1、查看程序日志，确定退出(崩溃)时间。
2、coredumpctl查看是否有崩溃记录。
3、查看系统日志 cat /var/log/message，已切分压缩的日志使用 xzcat 查...
Understanding Apache's access log
...0")
%>s is the status code sent from the server to the client (200, 404 etc.)
%b is the size of the response to the client (in bytes)
Referer is the Referer header of the HTTP request (containing the URL of the page from which this request was initiated) if any is present, and "-" otherwise.
User...
Retrieve CPU usage and memory usage of a single process on Linux?
I want to get the CPU and memory usage of a single process on Linux - I know the PID. Hopefully, I can get it every second and write it to a CSV using the 'watch' command. What command can I use to get this info from the Linux command-line?
...
How to read the Stock CPU Usage data
On Ice Cream Sandwich, an option in the Developer Options is "Show CPU Usage", which adds an overlay on the screen (see screenshot below).
...