Questions tagged [ipc]
18 questions
0
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1 answer
How to get PIDs waiting on a semaphore
If I strace a stuck process and see output of the form:
[gaius@redhat64 bin]$ strace -p 18185
Process 18185 attached - interrupt to quit
[ Process PID=18185 runs in 32 bit mode. ]
semop(458760, 0xffa00af0, 1
How would I find out the PID that last…
![](../../users/profiles/58037.webp)
Gaius
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Does information piped through a Unix socket touch disk?
I'm trying to understand how fast different IPC mechanisms are, and I know it's possible to create a Unix Socket as a "file" in a directory on a filesystem, but what I don't understand is whether data piped through that socket actually touches disk,…
![](../../users/profiles/283363.webp)
Christopher Shroba
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1 answer
How does Apache spool STDOUT from a CGI script?
As part of a content management system I'm developing I have a script which retrieves image files (JPEG, GIF, PNG etc) in response to the browser GETing a URL like http://myserver/getimage.cgi/virtual/path/to/image. On the server the image files…
![](../../users/profiles/272519.webp)
kbro
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