Re^10: while reading a file, transfer the same data to two different processes.


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Re^10: while reading a file, transfer the same data to two different processes.

by rowdog (Curate)

on May 21, 2010 at 11:21 UTC ( [id://841080]=note: print w/replies, xml )

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in reply to Re^9: while reading a file, transfer the same data to two different processes.
in thread while reading a file, transfer the same data to two different processes.

These tests did run for a while, but less than 5 minutes. My system is a rather old AMD X2 3800+ with 2 Gb RAM running Debian Squeeze (kernel 2.6.32-3-amd64).

My v5.12.0

          Rate Threads   Forks
Threads 9.00/s      --    -54%
Forks   19.5/s    117%      --
[download]

Debian's v5.10.1

          Rate Threads   Forks
Threads 9.09/s      --    -28%
Forks   12.6/s     39%      --
[download]

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Re^11: while reading a file, transfer the same data to two different processes. by BrowserUk (Patriarch) on May 21, 2010 at 11:53 UTC
Thanks. Interesting that fork's got quicker for 5.12 but threads stayed the same.	[reply]

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