search for: kaist

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2006 Jun 29
3
Using physical disk in HVM
...e ''ioemu''. So, I changed it to disk = [ ''phy:sda5,hda,w'' ]. But HVM window doesn''t pop up. Did you guys solve this problem? Can''t I use physical disk partitions for virtual disks? Thank you in advance. -- 장재완 드림 Jae-Wan Jang jwjang@camars.kaist.ac.kr +82-42-869-3559 http://camars.kaist.ac.kr/~jwjang _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users
2012 Aug 10
2
[Question]About KVM network zero-copy feature!
Hi,All I searched from git-log, and found that until now we have vhost TX zero-copy experiment feature, how about RX zero-copy? For XEN, net-back also only has TX zero-copy, Is there any reason that RX zero-copy still not implemented? Thanks!
2012 Aug 10
2
[Question]About KVM network zero-copy feature!
Hi,All I searched from git-log, and found that until now we have vhost TX zero-copy experiment feature, how about RX zero-copy? For XEN, net-back also only has TX zero-copy, Is there any reason that RX zero-copy still not implemented? Thanks!
2003 May 26
0
synchronizing file permission mode after the first copy
...P.S. I was using rsync 2.5.5(FreeBSD) and 2.5.6(Cygwin). Oh, and please Cc me when replying since I'm not in the list. :) -- netj | Jaeho Shin | ??? ; http://netj.org/ System Programmers' Association for Researching Computer Systems Division of Computer Science, Department of EECS, KAIST
2008 Mar 12
3
[LLVMdev] Question about use-def chain
Programmers’ manual says we can iterate over a use-def chain by op_iterator. It works fine except for load and store instruction of stack variables. For example, a simple bitcode is like the below. i = alloca i32 store i32 0, i32* %i, align 4 %tmp1 = load i32* %i, align 4 If I apply a use-def chain to load instruction, I get alloca instruction. I think store instruction is a correct
2012 May 19
0
Call for Participation: ACM HPDC 2012 -- Early registration deadline May 25th
...2. Singleton: System-wide Page Deduplication in Virtual Environments, Prateek Sharma, Purushottam Kulkarni (IIT Bombay) 3. Locality-aware Dynamic VM Reconfiguration on MapReduce Clouds, Jongse Park, Daewoo Lee, Bokyeong Kim, Jaehyuk Huh, Seungryoul Maeng (KAIST) 4. Achieving Application-Centric Performance Targets via Consolidation on Multicores: Myth or Reality?, Lydia Y. Chen Chen (IBM Research Zurich Lab), Danilo Ansaloni (University of Lugano), Evgenia Smirni (College of William and Mary), Akira Yokokawa (Uni...
2012 May 19
0
Call for Participation: ACM HPDC 2012 -- Early registration deadline May 25th
...2. Singleton: System-wide Page Deduplication in Virtual Environments, Prateek Sharma, Purushottam Kulkarni (IIT Bombay) 3. Locality-aware Dynamic VM Reconfiguration on MapReduce Clouds, Jongse Park, Daewoo Lee, Bokyeong Kim, Jaehyuk Huh, Seungryoul Maeng (KAIST) 4. Achieving Application-Centric Performance Targets via Consolidation on Multicores: Myth or Reality?, Lydia Y. Chen Chen (IBM Research Zurich Lab), Danilo Ansaloni (University of Lugano), Evgenia Smirni (College of William and Mary), Akira Yokokawa (Uni...
2007 Sep 10
0
Dovecot connection error because of the desynchronization between a index file and it's log file
Today, i lost connection with the mail server. I think that there are some problem with the index file and it's log file. Following is the log for losing connection. Sep 10 11:18:01 biosoft dovecot: POP3(hjnam): Transaction log file /home/hjnam/mail/.imap/INBOX/dovecot.index.log: marked corrupted Sep 10 11:18:01 biosoft dovecot: POP3(hjnam): Fixed index file
2010 Dec 20
0
simple question about xenoprof
I''m trying to use xenoprof in my machine (xeon x5650, westmere). While oprof works for this machine correctly, xenoprof doesn''t work properly. I want to use xenoprof in NMI mode (which is the opposite side of timer mode, right?) However, kernel message always shows that xenoprof works in the timer mode only. Is there any restriction or specs which is not
2011 Feb 10
0
Problem with Memory Throughput Difference between Two Nodes(sockets)
Hi all, I installed xen4.0.1-rc3 & 2.6.18.8 (dom0) on my machine (INTEL Xeon X5650, Westemere, 12cores, 6cores per socket, 2sockets, 12MB L3,.. ) I figured out after running SPECCPU 2006 Libquantum benchmark that two nodes have different throughput. I set up 6vm on each node, and ran the workload in each VM. VM in node1 got 1500sec exec time while VM in node2 got 1990sec
2011 Feb 11
0
Can Xenoprof monitor Core events and Uncore Events simultaneously?
Is it possible to monitor Core Events and Uncore Events simultaneously? Currently, it is not working now in my machine. When I type the command line like this, opcontrol --start-daemon --event=LLC_MISSES:6000::0:1 --event=LLC_REFS:6000::0:1 \ --event=MEM_UNCORE_RETIRED:6000:0x10:0:1 --event=MEM_UNCORE_RETIRED:6000:0x20:0:1 \ --xen=/boot/xen-syms-4.0.1-rc3 --no-vmlinux
2011 Feb 11
0
Can Xenoprof monitor Core events and Uncore Events simultaneously?
Is it possible to monitor Core Events and Uncore Events simultaneously? Currently, it is not working now in my machine. When I type the command line like this, opcontrol --start-daemon --event=LLC_MISSES:6000::0:1 --event=LLC_REFS:6000::0:1 \ --event=MEM_UNCORE_RETIRED:6000:0x10:0:1 --event=MEM_UNCORE_RETIRED:6000:0x20:0:1 \ --xen=/boot/xen-syms-4.0.1-rc3 --no-vmlinux
2007 Jul 19
0
Estimating mixed logit using Maximum simulated likelihood
Hell all. I¡¯m trying to estimate mixed logit model using MSLE. In order to see that mixed logit model works better than simple logit model ( the logit model with fixed coefficient) I simulated a dataset with random coefficients and tried to fit the data with both mixed logit and simple logit model. Because my mixed logit model contains analytically intractable integrations, I applied
2012 Apr 10
0
How can i get DomU information as much as possible?
Hi all. Currently, I''m doing some experiments to find overheads of Xen in case of overloaded situation. During my experiments, I need specific information about DomU such as - Paravirt or HVM - Page Table Mechanism (shadow or nested PT) What I can get so far is the information generated by ''xm debug-keys ''. However, it is not sufficient
2013 Aug 07
1
direct local access to Xen without libvirtd
Hi all. I'm just new to libvirt. Looking page here http://libvirt.org/drvxen.html , there are examples of connection URIs to Xen. xen:/// (local access, direct) xen+unix:/// (local access, via daemon) xen://example.com/ (remote access, TLS/x509) xen+tcp://example.com/ (remote access, SASl/Kerberos) xen+ssh://root@example.com/
2007 Oct 31
2
[LLVMdev] how to get the address of operand
Hi, I tried to write code transformation pass using LLVM. But I couldn't find how to get the address of some operand (i.e. '&' operation in C). If an integer type variable is generated by AllocaInst(), is there any method to get the address of that variable? Thanks, Keoncheol -------------- next part -------------- An HTML attachment was scrubbed... URL:
2007 Nov 18
0
[LLVMdev] How to create a new pass using Visual Studio
Hi, I tried to write a new pass using Visual Studio. On linux, I can run the pass as bellows. A shared object is built by Makefile and dynamically loaded by opt via -load option. How can I run a new pass on Window? Thanks, Keoncheol -------------- next part -------------- An HTML attachment was scrubbed... URL:
2006 Jun 21
1
Linux Qos : PRIO qdisc works
Hi, all I am interested in Linux related QoS, especially PRIO queue discipline (qdisc). I test some experiments about PRIO qdisc. Host A ------ Router A --- Router B --- Host C | 1Gbps | Host B ---------+ +-------- Host D flow 1 : Host A -> Host C (TCP) flow 2 : Host B -> Host D (UDP) priority 1 queue (pfifo, size 1000 packets ) : flow 1 priority 2
2013 Aug 09
1
vnc ip binding problem
Hi, all. I tested some operations with libvirt 1.1 on Xen 4.3 Creating vm seems okay, but I cannot connect to its vnc console. So, I checked its bining. [root@dev-2 ~]# netstat -antp|grep 5900 tcp 0 0 127.0.0.1:5900 0.0.0.0:* LISTEN 10508/qemu-system-i I tried several times, but it always binds 127.0.0.1 only. here's my xml.
2010 Dec 14
3
[LLVMdev] __used__ attributes in llvm-gcc's crtstuff.c
Hello, I'm wondering why only some global static variables are marked with __used__ attributes in llvm-gcc/gcc/crtstuff.c. GCC compiles crtstuff.c with -fno-toplevel-reorder option, which ensures that unused static globals are not removed during optimization. However, since LLVM does not support that option, I presume __used__ attribute is used instead. For example, __CTOR_LIST__[1]