From 1be510f9529cb082f802408b472a77d074b394c0 Mon Sep 17 00:00:00 2001 From: Nicolas Vigier Date: Sun, 14 Apr 2013 13:46:12 +0000 Subject: Add zarb MLs html archives --- .../20111220/d21b7be0/attachment-0001.html | 74 ++++++++++++++++++++++ .../attachments/20111220/d21b7be0/attachment.html | 74 ++++++++++++++++++++++ 2 files changed, 148 insertions(+) create mode 100644 zarb-ml/mageia-dev/attachments/20111220/d21b7be0/attachment-0001.html create mode 100644 zarb-ml/mageia-dev/attachments/20111220/d21b7be0/attachment.html (limited to 'zarb-ml/mageia-dev/attachments/20111220') diff --git a/zarb-ml/mageia-dev/attachments/20111220/d21b7be0/attachment-0001.html b/zarb-ml/mageia-dev/attachments/20111220/d21b7be0/attachment-0001.html new file mode 100644 index 000000000..37421b7c7 --- /dev/null +++ b/zarb-ml/mageia-dev/attachments/20111220/d21b7be0/attachment-0001.html @@ -0,0 +1,74 @@ + + + + + + + I've been noticing this symptom for a while now especially when + running programs that copy large files using large buffer sizes.  + It's worse than just firefox, as the entire desktop will freeze for + minutes at a time.
+
+ This change/workaround cleared this up entirely for me.  If we + haven't incorporated this yet, we should consider doing so.
+
+ -------- Original Message -------- + + + + + + + + + + + + + + + + + + + + + + + +
Subject: Re: [Cooker] System can stall under heavy IOs with slow + storage devices
Date: Mon, 19 Dec 2011 19:36:02 +0100
From: Florian Hubold <doktor5000@arcor.de>
Reply-To: + cooker@mandrivalinux.org
To: cooker@mandrivalinux.org
+
+
+ 
Am 19.12.2011 10:26, schrieb Franck Bui:
+> Hello,
+>
+> I've noticed a regression on my system which can stall some applications
+> (most notably firefox) during very very long time (> 10 mins).
+Man, you're my hero, trying to find out what causes this since some months now.
+At least two thumbs up! :)
+> It's apparently related to transparent huge pages and I found that it
+> had already been described by LWN here a month ago:
+> http://lwn.net/Articles/467328/.
+>
+> Unlike what it's stated in the article, the regression is not really
+> hard to trigger in my case: just plug a USB stick, copy on it a big
+> file, then try to use firefox...
+>
+> To fix this, simply try to disable THP:
+>
+>   echo madvise >/sys/kernel/mm//transparent_hugepage/enabled
+>
+> and firefox should work as expected now.
+>
+> So, if no one objects, the plan is to simply default the THP stuff to
+> "madvise" for desktop flavour where an application has to ask
+> explicitly huge page otherwise it will be disabled.
+>
+
+
+
+ + diff --git a/zarb-ml/mageia-dev/attachments/20111220/d21b7be0/attachment.html b/zarb-ml/mageia-dev/attachments/20111220/d21b7be0/attachment.html new file mode 100644 index 000000000..37421b7c7 --- /dev/null +++ b/zarb-ml/mageia-dev/attachments/20111220/d21b7be0/attachment.html @@ -0,0 +1,74 @@ + + + + + + + I've been noticing this symptom for a while now especially when + running programs that copy large files using large buffer sizes.  + It's worse than just firefox, as the entire desktop will freeze for + minutes at a time.
+
+ This change/workaround cleared this up entirely for me.  If we + haven't incorporated this yet, we should consider doing so.
+
+ -------- Original Message -------- + + + + + + + + + + + + + + + + + + + + + + + +
Subject: Re: [Cooker] System can stall under heavy IOs with slow + storage devices
Date: Mon, 19 Dec 2011 19:36:02 +0100
From: Florian Hubold <doktor5000@arcor.de>
Reply-To: + cooker@mandrivalinux.org
To: cooker@mandrivalinux.org
+
+
+ 
Am 19.12.2011 10:26, schrieb Franck Bui:
+> Hello,
+>
+> I've noticed a regression on my system which can stall some applications
+> (most notably firefox) during very very long time (> 10 mins).
+Man, you're my hero, trying to find out what causes this since some months now.
+At least two thumbs up! :)
+> It's apparently related to transparent huge pages and I found that it
+> had already been described by LWN here a month ago:
+> http://lwn.net/Articles/467328/.
+>
+> Unlike what it's stated in the article, the regression is not really
+> hard to trigger in my case: just plug a USB stick, copy on it a big
+> file, then try to use firefox...
+>
+> To fix this, simply try to disable THP:
+>
+>   echo madvise >/sys/kernel/mm//transparent_hugepage/enabled
+>
+> and firefox should work as expected now.
+>
+> So, if no one objects, the plan is to simply default the THP stuff to
+> "madvise" for desktop flavour where an application has to ask
+> explicitly huge page otherwise it will be disabled.
+>
+
+
+
+ + -- cgit v1.2.1