Re: [PATCH] Staircase scheduler v7.4

[Con Kolivas <kernel@kolivas.org>]

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Michael Buesch wrote:
| Hi,
|
| I just applied the patch against 2.6.7-bk7 and saw
| the following strange thing:
|
| I was compiling some program, as suddenly compilation
| stopped. g++ was running (sorry, I didn't look at the
| process state. Maybe it was in T or something like that),
| but it didn't get any timeslice. (so didn't execute. Simply
| stayed around and didn't finish).
| I noticed this since I switched from staircase 7.1 to 7.4
| a few minutes ago. No such problems before.
| I'm not really sure, if it's a staircase problem. Just
| wanted to let you know.

I haven't seen what is in -bk7 so I don't know if there's an issue with
applying it to that. Anything's possible, though. See if you can
reproduce it and isolate it to staircase or not and collect some more
info about what is happening with the task from top, vmstat and
/proc/$pid/status

Cheers,
Con
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