search for: 52mb

Displaying 13 results from an estimated 13 matches for "52mb".

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2014 May 04
1
Pulling stalls before 52MB (works via netcat)
I can push fine over ssh but pulling via rsync or scp always stalls at about the same point which must be between 26MB and 52MB. I can pull via netcat just fine. I've tried compiling HPN out of the install on both the client and server and I've tried -C on the client with the same result. I'm on Gentoo. Any ideas? - Grant
2009 Dec 08
1
problem with split eating giga-bytes of memory
...fortunately, I can't reproduce it with the simple self-contained example below. As you can see, splitting the artificial dataframe of size ~13MB results in a split dataframe of ~ 144MB, with an increase memory allocation of ~10 fold for the split object. If split scales linearly, then my actual 52MB dataframe should be easily handled by my 12GB of RAM, but it is not. instead, when I try to split selectSubAct.df on one of its factors with 1473 levels, my memory is slowly gobbled up (plus 3 GB of swap) until I cancel the operation. Any ideas on what might be happening? Thanks, Mark myDataFrame...
2008 Nov 01
2
Patching your own boot-disk from first principles
Hi, I'm trying to build a bootable MSDOS disk and put it on a ISO with floppy and hard disk emulation. I want to use commonly available Linux tools like dd, losetup, mkdosfs, memdisk etc. I have done the following: 1. dd if=/dev/zero of=myImage bs=1M count=50 [ Builds a 52MB image ] 2. losetup /dev/loop0 myImage [Links /dev/loop0 to myImage file ] 3. vi /grub/stage1; %!xxd; [ NULL the partion tablei within stage1 ]; %!xxd -r; 4. cat /grub/stage1 /grub/fat_stage1_5 > /dev/loop0 [ Puts the GRUB boot loader into the MBR of the image and stage1_5 after that ]...
2005 Sep 07
7
Asynchronous IO
Hi, I have installed Xen on Linux 2.6.11.10 <http://2.6.11.10> and i am trying to do Asynchronous Direct IO on SAS drives. The application which does the asynchronous direct io on SAS drive is running on Domain 0. Actually the IOPs what i get for a 512Bytes IO size is 67, but if i do the same operation on Linux 2.6.11.10 <http://2.6.11.10> native kernel, i get 267 IOPs.Cananyone
2012 Apr 17
2
[LLVMdev] InstCombine adds bit masks, confuses self, others
...Benchmarks/Shootout-C++/hash 0.455 0.507 +11.4% +47mB External/Povray/povray 2.015 2.246 +11.5% +47mB External/SPEC/CINT2000/255_vortex/255_vortex 1.814 2.044 +12.7% +52mB SingleSource/Benchmarks/Shootout-C++/heapsort 1.871 2.132 +13.9% +57mB SingleSource/Benchmarks/Shootout-C++/ary3 1.087 1.264 +16.3% +65mB MultiSource/Benchmarks/SciMark2-C/scimark2 27.491 23....
2012 Apr 16
0
[LLVMdev] InstCombine adds bit masks, confuses self, others
On Tue, Apr 17, 2012 at 12:23 AM, Jakob Stoklund Olesen <stoklund at 2pi.dk>wrote: > I am not sure how best to fix this. If possible, InstCombine's > canonicalization shouldn't hide arithmetic progressions behind bit masks. The entire concept of cleverly converting arithmetic to bit masks seems like the perfect domain for DAGCombine instead of InstCombine: 1) We know the
2009 Apr 12
2
Indexing speed benchmark - Xapian, Solr
I came across this benchmark between Xapian & Solr: http://www.anur.ag/blog/2009/03/xapian-and-solr/ According to the benchmark, a doc set that took Solr 34 min to index took Xapian 7 hours. Solr's index is also much smaller - 2.5GB to Xapian's 8.9GB. I'm new to Xapian. Just wondering if results like these are typical? Is indexing speed & size a known issue in Xapian? Or is
2012 Apr 16
5
[LLVMdev] InstCombine adds bit masks, confuses self, others
Look at this silly function: $ cat small.c unsigned f(unsigned a, unsigned *p) { unsigned x = a/4; p[0] = x; p[1] = x+x; return p[1] - 2*p[0]; } GCC turns this into straightforward code and figures out the 0 return value: shrl $2, %edi movl %edi, (%rsi) addl %edi, %edi movl %edi, 4(%rsi) movl $0, %eax ret LLVM optimizes the code: $ clang -O -S -o- small.c -emit-llvm define i32
2004 Nov 17
9
serious networking (em) performance (ggate and NFS) problem
...": LOCAL: (/samsung is ufs2 on /dev/ad4p1, a SAMSUNG SP080N2) test3:~#7: dd if=/dev/zero of=/samsung/testfile bs=16k ^C10524+0 records in 10524+0 records out 172425216 bytes transferred in 3.284735 secs (52492882 bytes/sec) -> ^^^^^^^^ ~ 52MB/s NFS(udp,polling): (/samsung is nfs on test3:/samsung, via em0, x-over, polling enabled) test2:/#21: dd if=/dev/zero of=/samsung/testfile bs=16k ^C1858+0 records in 1857+0 records out 30425088 bytes transferred in 8.758475 secs (3473788 bytes/sec) ->...
2008 Aug 20
44
GPL PV drivers for Windows 0.9.11-pre12
I''ve just uploaded 0.9.11-pre12 of the GPL PV drivers for Windows. Since -pre10 (and -pre11) I''ve fixed a heap of crashes that were plaguing xennet under load, and also rewritten the interrupt/event distribution logic to improve performance. Under windows 2003 I can now get network speeds of 1-2Gbit/second TX and 600Gbit/second RX, which is considerably better than I was
2008 Aug 20
44
GPL PV drivers for Windows 0.9.11-pre12
I''ve just uploaded 0.9.11-pre12 of the GPL PV drivers for Windows. Since -pre10 (and -pre11) I''ve fixed a heap of crashes that were plaguing xennet under load, and also rewritten the interrupt/event distribution logic to improve performance. Under windows 2003 I can now get network speeds of 1-2Gbit/second TX and 600Gbit/second RX, which is considerably better than I was
2008 Feb 27
30
Release 0.8.4 of GPL PV Drivers for Windows
This release fixes a BSoD on boot that some people were seeing sometimes and other people were seeing all of the time. http://www.meadowcourt.org/WindowsXenPV-0.8.4.zip James _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users
2008 Feb 27
30
Release 0.8.4 of GPL PV Drivers for Windows
This release fixes a BSoD on boot that some people were seeing sometimes and other people were seeing all of the time. http://www.meadowcourt.org/WindowsXenPV-0.8.4.zip James _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users