search for: multitasker

Displaying 20 results from an estimated 74 matches for "multitasker".

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2014 Mar 22
2
[LLVMdev] LLVM memory management
I made a mistake in my previous email what I want to know about is the component called lli which is part of the LLVM compiler infrastructure. The command lli allow for programs compiled to bytecode to be run directly. 1. How does the lli keep itself from being overwritten by a misbehaving program? 3. does it support multithreading? 4. does lli allow for multitasking or do you just ran one VM
2015 Aug 03
2
EFI: ipxe + syslinux = Failed to read blocks: 0xC
On 31-07-15 18:45, Patrick Masotta wrote: >>>> > Is this possible? Are you saying the FW is stealing the DHCP response > away before iPXE gets it? I haven't thought of this possibility. > > Or am I misunderstanding you? > <<< > > I'm saying that "probably" iPXE is trigerring a new PXE sequence with a different arch but > the one
2009 Feb 05
1
question about running multiple R windows
Hello, I use R on a Microsoft Windows machine. Is it possible for me to open multiple windows of R, have them run the same program but for different data sets, and get accurate results? It takes 8+ hours to run the program so I want to multitask as much as possible. Thanks in advance, George Chen
2005 Jul 27
1
high context switching and high load averages slowing down system
Hi All, I have a HP DL 580 with 4 3 GHz CPUs and 4 GB RAM. I'm running Oracle on it. Throughout the day I am getting high load averages (6 - 18) and at the same time I see context switching go over 300,000. Sometimes over 500,000. This is slowing the system down to a crawl. My OS is RHEL 3 AS Update 4 with the 2.4.21-32.0.1.ELsmp kernel. Any ideas on why this is happening and how to fix
2006 Mar 13
1
misdn
Hi all, I just arrived in Italy from Cebit, qhere I spoke with digium and Beronet people. They told me to try to use the mISDN stack to drive beronet and the new upcoming digium ISDN Cards. SO I searched, find http://www.beronet.com/download/card_installation_guide.pdf, and I immediately got the error: asterisk01:~ # cd /usr/src/install-misdn/ asterisk01:/usr/src/install-misdn # make install
2012 Aug 11
1
Missing dependency in C6 ISO
Greetings, I had downloaded c6 64 bits ISO, selected all packages to be installed. One dependency warning relating to Emacs appeared. I chose to continue. Unfortunately I was multitasking and did not note down the package name Twice this issue appeared -- first time around aborted install due to power cut. Did anybody else face this situation? Also is there a better way with just DVDs and not
1999 Nov 27
1
Re: Programming ...
From: Wade Maxfield <maxfield@ctelcom.net> > Many thanks to the moderator who pointed out errors and suggested the > correct information on this post. Over half the ideas are due to him. ;) > 1. Programs put data in local variables in functions. These variables > are on the computer stack. Feeding data to those variables (usually > string variables) causes the
2012 Nov 19
3
Number of worker processes on hyperthreaded processor
Good morning, The tuning page says worker_processes should be at least the number of CPU cores on a dedicated server. In the case of hyper-threading, should this be the number of cores or the number of threads? For example the Intel Core i7-2600 Quadcore[1] has 4 cores and 8 threads. Would I start my worker_processes at 4 or 8? Finally, would the same apply to Nginx worker processes? Many
2018 Sep 14
1
Re: NUMA issues on virtualized hosts
Hello again, when the iozone writes slow. This is how slabtop looks like: 62476752 62476728 0% 0.10K 1601968 39 6407872K buffer_head 1000678 999168 0% 0.56K 142954 7 571816K radix_tree_node 132184 125911 0% 0.03K 1066 124 4264K kmalloc-32 118496 118224 0% 0.12K 3703 32 14812K kmalloc-node 73206 56467 0% 0.19K 3486 21
2012 Aug 08
1
Question about R and multiple CPU's
I have a question about multiple cores and CPU's for running R. I've been running various tests on different types of hardware and operating systems (64 bit, 32 bit, Solaris, Linux, Windows, RV.10, .12, .15, .15.1.) Generally speaking, it seems that for a single user and process that R prefers to have as much resources as possible; especially memory. I've looked at some of the r-sig
1999 Nov 27
1
Re: Programming ...
Many thanks to the moderator who pointed out errors and suggested the correct information on this post. Over half the ideas are due to him. ;) Don't forget this is about writing your own daemon or TCP program. Some of the ideas here will not happen with today's software that has been hardened. It is presented to prevent your software from being taken advantage of. Most often,
2005 Dec 31
2
Any way to boot Windows NT (specifically Win2K) directly?
I decided to install Win2K on my "retrogaming/htpc" system to take advantage of the dual processors in the thing when I'm multitasking a lot, but, it's kind of annoying having to use first one bootloader to chainload my Windows 98 partition, then, via NTLDR, selection Windows 2000 to get to Win2k. I tried using the recovery console to try to force it to write a boot sector to
2018 Sep 14
3
NUMA issues on virtualized hosts
Hello, I have cluster with AMD EPYC 7351 cpu. Two CPUs per node. I have performance 8-NUMA configuration: This is from hypervizor: [root@hde10 ~]# lscpu Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 64 On-line CPU(s) list: 0-63 Thread(s) per core: 2 Core(s) per socket: 16 Socket(s): 2 NUMA
2004 Apr 17
7
Is log_in_vain really good or really bad?
Heya.. Yesterday someone "attacked" by box by connection to several ports.. In other words, a simple portscan.. yet, since my box has "log_in_vain" enabled, so it tries to log everything to /var/log/messages, since the logfile got full and the size went over 100K, it tried to rotate the log to save diskspace. (Apr 16 21:00:00 omikron newsyslog[32137]: logfile turned over due
2012 Jun 05
0
[LLVMdev] SUBALLOCATOR
I am a teacher of computing programming in Madrid (Spain).Reciently I had presented for to be examined new library in Boost.( http://dl.dropbox.com/u/8437476/works/countertree/index.html ). I am writting you because I think a part of this library, the suballocator, can be useful to you. The suballocator works with the allocator for to improve the allocation speed of fixed size elements, like in
2017 Jul 11
1
[regression drm/noveau] suspend to ram -> BOOM: exception RIP: drm_calc_vbltimestamp_from_scanoutpos+335
On Tue, 2017-07-11 at 14:22 -0400, Ilia Mirkin wrote: > > OK, thanks. So in other words, a fairly standard desktop with a PCIe > board plugged in. No funny business. (Laptops can create a ton of > additional weirdness, which I assumed you had since you were talking > about STR.) Yup, garden variety deskside box. > My best guess is that gf119_head_vblank_put either has a bogus
2010 Dec 26
0
OkCupid is Hiring a System Administrator
Location: New York, NY Position Type: Full Time We are OkCupid, a top-5 free online dating site. We?ve grown tremendously due to our analytic approach to features and our phenomenally popular blog. At 500 million page views a month, we deal with exciting scalability and reliability challenges every day. As our System Administrator you'll be devising clever solutions, managing a state of
2004 Jun 04
1
running R command in the background
Is there a way to call an R function to work in the background within the same R session? What I have in mind is the equivalent of adding '&' at the end of a UNIX command, so that R can process an intensive command while I execute other R commands. I want to do this in the same R session, rather than with multiple calls to R, so that all my modified objects will stay in the same
2001 Dec 04
0
OpenSSH 3.x on SCO OpenServer 5.x
This patch allow to use NGROUPS value compiled into kernel (up to 256) instead of statical NGROUPS_MAX (8) -- Windows 95: Multicrashing, OS/2: Multitasking, Win NT: MultiSleeping -------------- next part -------------- An embedded and charset-unspecified text was scrubbed... Name: defines.h.patch Url:
2010 May 07
0
How to prevent IP-spoofing/traffic sniffing by the guest machines?
Hi, In a libvirt/KVM setup, what is the best way to prevent untrusted guest machines from (a) sending packets with a sender address different from their own and (b) reading packets not intended for them? Note that guests may have any number of IP addresses they are allowed to use legitimately. Guido -- Too much multitasking isn't good for you.