Displaying 5 results from an estimated 5 matches for "x200s".
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x200
2012 Aug 02
2
parallel SNOW slower than single core?
Dear All,
I am learning parallel in R and start with the package "snow". I did a test
about running time and the parallel version is much slower than the regulat
code. My laptop is X200s with dual core intel L9400 cpu.
Should I make more clusters than 2? Or how to improve the performance?
# install.packages("snow")
library(snow)
cl <- makeCluster(2)
t1 <- proc.time()
a <- c()
for (i in 1:1000)
{
a[i] <- sum(parSapply(cl, 1:15, get("+"), 2))
}
proc.t...
2009 May 22
5
Booting firmware harddisk image with memdisk fails
Hi,
I once again have a problem with memdisk failing to boot a harddisk image
to update my Thinkpad X200s firmware. I extracted the harddisk image
from the eltorito type 4 ISO using the isobar tool.
Then I added memdisk using this image as initrd to my grub, rebooted and it
boots into PC DOS and then freezes (ctrl-alt-del still works to reboot the
system).
Inside Qemu however it works fine and boot...
2009 May 02
4
HDT 0.3.2 is out
HDT 0.3.2 is out and mainly add a better disk management
My previous work on disks was a little bit limited and incomplete.
Since pierre did a massive rework that allow hdt to feature disks &
partitions detection.
On the menu side, the "Disk" menu is now extended to show disks' partitions.
On the cli side, we now have more commands :
hdt> show disk
This command will show a
2009 May 02
4
HDT 0.3.2 is out
HDT 0.3.2 is out and mainly add a better disk management
My previous work on disks was a little bit limited and incomplete.
Since pierre did a massive rework that allow hdt to feature disks &
partitions detection.
On the menu side, the "Disk" menu is now extended to show disks' partitions.
On the cli side, we now have more commands :
hdt> show disk
This command will show a
2009 May 28
1
Message 11 Syslinux Digest, Vol 74, Issue 24(Re: PXEboot trouble with Soekris 4826 (Miller, Shao)
...oup Limited
>
> Starting PC DOS...
>
>
> ----
>
> and then nothing. While in Qemu it goes into the firmware
> flash application.
>
> Michael has a Thinkpad T400 which worked. The author of the ThinkWiki page
> has a Thinkpad X200 and it worked too. I have a Thinkpad X200s with the
> same BIOS release and it fails.
>
> It fails on my hardware with Michael's memdisk (and with the ones I
> tested) so we can rule out the memdisk build and we can rule out the BIOS
> version.
>
> I can only conclude that it has to do with a BIOS option or hardware...