Re: Strange delays / what usually happens every 10 min?

Florian Boelstler wrote:

While running that test driver a delay of about 10ms _exactly_ occurs
every 10 minutes.

This is precisely the sort of thing that BIOS/firmware-level SMI handlers do, particularly those that have monitoring or management features. Try to determine if the kernel is doing anything during this time. If the entire kernel seems to be frozen, talk to the people who wrote the firmware.

	-- Chris
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

---

• Follow-Ups:
  • Re: Strange delays / what usually happens every 10 min?
    • From: Clemens Koller <[email protected]>

• References:
  • Strange delays / what usually happens every 10 min?
    • From: Florian Boelstler <[email protected]>

• Prev by Date: [PATCH] time: Fold __get_realtime_clock_ts() into getnstimeofday()
• Next by Date: Re: [kvm-devel] [PATCH 2/3] kvmclock - the host part.
• Previous by thread: Re: Strange delays / what usually happens every 10 min?
• Next by thread: Re: Strange delays / what usually happens every 10 min?
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]