Re: [CentOS] cron.hourly runs twice

2010-03-17 Thread Michael Schumacher
Timothy, On Tuesday, March 16, 2010 you wrote: > Mar 16 14:01:01 helen crond[27833]: (root) CMD (run-parts /etc/cron.hourly) > Mar 16 14:01:01 helen crond[27834]: (root) CMD (run-parts /etc/cron.hourly) > I just wonder if anyone has come across this curiosity? > Or can suggest any possible cause

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Alexander Georgiev
2010/3/17 Neil Aggarwal : > The only potential place a conflict may occur is in > the qty available for a specific product.  The inventory > system updates the inventory regularly so even if the number > is wrong, it gets refreshed shortly thereafter. > Do you mean that a separate job, iterates t

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread JohnS
On Tue, 2010-03-16 at 23:19 -0500, Neil Aggarwal wrote: > > Mysql by itself has built in "clustering" though > > there can be significant limitations in it depending on your > > requirements. > > I agree. The built in cluster has too many limitations to > be useful, but MySQL master-master repli

Re: [CentOS] cron.hourly runs twice

2010-03-17 Thread Timothy Murphy
Jeff wrote: >> For some reason I cannot fathom, >> cron.hourly runs twice each hour >> on one of my two CentOS-5.4 systems, > hourly, daily, weekly and monthly jobs are configured in /etc/crontab. > What's your /etc/crontab look like? Are you seeing the same behavior > for daily/weekly jobs? Have

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread JohnS
On Wed, 2010-03-17 at 13:29 +0200, Alexander Georgiev wrote: > 2010/3/17 Neil Aggarwal : > > > The only potential place a conflict may occur is in > > the qty available for a specific product. The inventory > > system updates the inventory regularly so even if the number > > is wrong, it gets re

Re: [CentOS] cron.hourly runs twice

2010-03-17 Thread Timothy Murphy
Michael Schumacher wrote: >> I just wonder if anyone has come across this curiosity? >> Or can suggest any possible cause. > > Did you edit one of the jobs? Some Editors (joe) create a file with an > "~" at the end as a backup. If you edit one of your cronjob-scripts > in /etc/cron.hourly/ , you

[CentOS] how to deploy jar file

2010-03-17 Thread testwreq wreq
I have brand new deployment of tomcat 5.5.23 on centos5.3. I have received a jar file and distribution folder from my developer who has developed the application on windows. Can anyone please tell me how to deploy this to linux? ___ CentOS mailing list C

Re: [CentOS] cron.hourly runs twice

2010-03-17 Thread Michael Schumacher
Timothy, On Wednesday, March 17, 2010 you wrote: >>> For some reason I cannot fathom, >>> cron.hourly runs twice each hour >>> on one of my two CentOS-5.4 systems, Here comes a very weird idea. I don't know the internals of the cron-daemon good enough to know if this can actually happen. If you

Re: [CentOS] cron.hourly runs twice

2010-03-17 Thread Jason Pyeron
> -Original Message- > From: centos-boun...@centos.org > [mailto:centos-boun...@centos.org] On Behalf Of Michael Schumacher > Sent: Wednesday, March 17, 2010 9:00 > To: CentOS mailing list > Subject: Re: [CentOS] cron.hourly runs twice > > Timothy, > > On Wednesday, March 17, 2010 yo

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Chan Chung Hang Christopher
JohnS wrote: > On Tue, 2010-03-16 at 23:19 -0500, Neil Aggarwal wrote: >>> Mysql by itself has built in "clustering" though >>> there can be significant limitations in it depending on your >>> requirements. >> I agree. The built in cluster has too many limitations to >> be useful, but MySQL master

Re: [CentOS] APIC error on Intel Atom CPU, CentOS 5.x

2010-03-17 Thread Timo Schoeler
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 thus Bill Campbell spake: > On Tue, Mar 16, 2010, Timo Schoeler wrote: >> -BEGIN PGP SIGNED MESSAGE- >> Hash: SHA1 >> >> thus JohnS spake: >>> On Mon, 2010-03-15 at 19:13 -0700, Bill Campbell wrote: I am seeing ``APIC error on CPU3: 60(60)

Re: [CentOS] disk i/o stalls with mptsas since upgrade to centos 5.4

2010-03-17 Thread Ross Walker
On Mar 17, 2010, at 12:10 AM, Christopher Chan wrote: > On Wednesday, March 17, 2010 11:46 AM, John R Pierce wrote: >> Rajagopal Swaminathan wrote: >>> Greetings, >>> >>> I would move this discussion to 'CentOS Users' as that is the more appropriate list for this. >>> >>> uh! I di

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread JohnS
On Wed, 2010-03-17 at 21:10 +0800, Chan Chung Hang Christopher wrote: > JohnS wrote: > > On Tue, 2010-03-16 at 23:19 -0500, Neil Aggarwal wrote: > >>> Mysql by itself has built in "clustering" though > >>> there can be significant limitations in it depending on your > >>> requirements. > >> I agre

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread nate
JohnS wrote: > I have always heard the replication of MySQL could not keep up with lots > of writes. I don't think MySQL replication has an issue with number of writes, at least with regular replication(can't speak to multi master stuff), all replication is is the DB sending the raw query to the

Re: [CentOS] how to deploy jar file

2010-03-17 Thread Kwan Lowe
On Wed, Mar 17, 2010 at 8:59 AM, testwreq wreq wrote: > I have brand new deployment of tomcat 5.5.23 on centos5.3. I have received a > jar file and distribution folder from my developer who has developed the > application on windows. > > Can anyone please tell me how to deploy this to linux? > If

Re: [CentOS] Back to apcupsd

2010-03-17 Thread m . roth
> speaking of UPS's... > > I -almost- ordered $300 worth of UPS replacement batteries today, but on > a hunch, I swapped electronic modules with a twin UPS (the ERM is > hotswappable on these 2U 3000VA units), and lo and behold, its the ERM > thats faulty, not the battery pack. found a fleabay ER

Re: [CentOS] cron.hourly runs twice

2010-03-17 Thread m . roth
Timothy wrote: > Michael Schumacher wrote: > >>> I just wonder if anyone has come across this curiosity? >>> Or can suggest any possible cause. >> >> Did you edit one of the jobs? Some Editors (joe) create a file with an >> "~" at the end as a backup. If you edit one of your cronjob-scripts >> in /

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Neil Aggarwal
> Well what are your plans when it gets the AXE?? We will probably consider Maria DB. Hopefully, it will be mature enough by then. Neil -- Neil Aggarwal, (281)846-8957, http://UnmeteredVPS.net/centos Virtual private server with CentOS 5.4 preinstalled for $25/month! Unmetered bandwidth

[CentOS] CentOS-announce Digest, Vol 61, Issue 5

2010-03-17 Thread centos-announce-request
e Type: application/pgp-signature Size: 189 bytes Desc: not available Url : http://lists.centos.org/pipermail/centos-announce/attachments/20100317/ff78bc07/attachment-0001.bin -- Message: 8 Date: Wed, 17 Mar 2010 16:25:40 +0100 From: Tru Huynh Subject: [CentOS-announce] C

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Neil Aggarwal
Nate: > I don't think MySQL replication has an issue with number of writes, That has been our experience as well. There are a couple of things to ensure: 1. The databases have to be sized such that they can handle all transactions occurring on the entire system, not just one side. 2. The

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Neil Aggarwal
John: > Have you thought of separating the databases? One for the > reads and one > for the write on different raids? Despite what some may believe this > can be done. Our goal is to create redundancy. We want either system to be able to work if the other is not available. Designating one dat

Re: [CentOS] IBM Touchscreen

2010-03-17 Thread Janez Kosmrlj
On Mon, Mar 15, 2010 at 1:04 PM, Janez Kosmrlj wrote: > Hi, i have some old IBM USB touchscreens, that insist on not working > correctly under CentOS. I tried to use the 3m driver and the elousb driver, > but none of them work. > The touch part works out of the box witohut any drivers, but i can't

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread nate
Neil Aggarwal wrote: > Our goal is to create redundancy. We want either system to be able > to work if the other is not available. Designating one database > as a write db and the other as a read defeats that. Depending on the requirements splitting out can greatly improve scalability though, p

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread JohnS
On Wed, 2010-03-17 at 11:06 -0500, Neil Aggarwal wrote: > It is not real time but close > enough for our needs. > > Neil --- You said it your self... John ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/cento

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread JohnS
On Wed, 2010-03-17 at 11:10 -0500, Neil Aggarwal wrote: > John: > > > Have you thought of separating the databases? One for the > > reads and one > > for the write on different raids? Despite what some may believe this > > can be done. > > Our goal is to create redundancy. We want either syst

Re: [CentOS] how to deploy jar file

2010-03-17 Thread testwreq wreq
I have 2 files. gdb.jar and dist.zip. I extracted the jar folder. It has all class files. Something not correct. Do I have to unzip the dist.zip instead? On Wed, Mar 17, 2010 at 10:08 AM, Kwan Lowe wrote: > On Wed, Mar 17, 2010 at 8:59 AM, testwreq wreq > wrote: > > I have brand new deploymen

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Neil Aggarwal
Alex: > Do you mean that a separate job, iterates the orders, accumulates the > real ordered quantity and subtracts it from some "initial quantity" in > order to produce available quantity? There are a few things we do: 1. When we place an order, we commit the order to the database in a t

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread JohnS
On Wed, 2010-03-17 at 12:07 -0500, Neil Aggarwal wrote: > > There are a few things we do: > 1. When we place an order, we commit the order to the database in > a transaction. > 2. In a separate transaction, we reduce the qty available of the > product by the amounts ordered. This tr

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Neil Aggarwal
John: > > So, even if an inventory number is wrong for a short time, it will > > be updated to an accurate number soon. > -- > I am just curious is this a hack around some specific > problem? It just > does not merge in my head. Our customers sell products on marketplaces (Like Amazon) as well

Re: [CentOS] Back to apcupsd

2010-03-17 Thread John R Pierce
m.r...@5-cent.us wrote: >> speaking of UPS's... >> >> I -almost- ordered $300 worth of UPS replacement batteries today, but on >> a hunch, I swapped electronic modules with a twin UPS (the ERM is >> hotswappable on these 2U 3000VA units), and lo and behold, its the ERM >> thats faulty, not the batt

Re: [CentOS] how to deploy jar file

2010-03-17 Thread Kwan Lowe
On Wed, Mar 17, 2010 at 1:02 PM, testwreq wreq wrote: > I have 2 files. gdb.jar and dist.zip. > > I extracted the jar folder. It has all class files. Something not correct. > Do I have to unzip the dist.zip instead? Right, don't extract the .jar but the zip. __

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread John R Pierce
Neil Aggarwal wrote: > There are a few things we do: > 1. When we place an order, we commit the order to the database in > a transaction. > 2. In a separate transaction, we reduce the qty available of the > product by the amounts ordered. This transaction may be > a conflict with

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread m . roth
> Neil Aggarwal wrote: >> There are a few things we do: >> 1. When we place an order, we commit the order to the database in >> a transaction. >> 2. In a separate transaction, we reduce the qty available of the >> product by the amounts ordered. This transaction may be >> a conflict

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread nate
John R Pierce wrote: > that may be OK for an order processing system, but it could be a serious > problem for something like a banking system where you are dispersing cash. Hopefully no such systems run on MySQL anyways :) nate ___ CentOS mailing list

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Neil Aggarwal
> that may be OK for an order processing system, but it could > be a serious > problem for something like a banking system where you are > dispersing cash. I agree. I did preface my comments with that. Neil -- Neil Aggarwal, (281)846-8957 FREE trial: cPanel VPS with unmetered

Re: [CentOS] cron.hourly runs twice

2010-03-17 Thread Timothy Murphy
Jason Pyeron wrote: >> >>> For some reason I cannot fathom, >> >>> cron.hourly runs twice each hour >> >>> on one of my two CentOS-5.4 systems, > > Add this to the cron.hourly > > #!/bin/sh > pstree -up >> /tmp/foo.log I tried this; the relevant lines on the first machine are: -

Re: [CentOS] cron.hourly runs twice

2010-03-17 Thread Jason Pyeron
-- -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- - - - Jason Pyeron PD Inc. http://www.pdinc.us - - Principal Consultant 10 West 24th Street #100- - +1 (443) 269-1555 x333

[CentOS] Where to find Intrinsic.h and xlib.h

2010-03-17 Thread brick
Hi When I install NCL on my system. There are many error about X11 appeared. Such like: xdevice.c(40): catastrophic error: could not open source file "X11/Xlib.h" rasdraw.c(30): catastrophic error: could not open source file "X11/Intrinsic.h" w_idt.c(26): catastrophic error: could not open source

Re: [CentOS] Where to find Intrinsic.h and xlib.h

2010-03-17 Thread Stephen Harris
On Wed, Mar 17, 2010 at 05:29:46PM -0500, brick wrote: > When I install NCL on my system. There are many error about X11 appeared. yum whatprovides '*Xlib.h' On my C5 system it includes: libX11-devel-1.0.3-11.el5.i386 : X.Org X11 libX11 development package Repo: c5-local Matched from: Fi

Re: [CentOS] cron.hourly runs twice

2010-03-17 Thread Timothy Murphy
Jason Pyeron wrote: > Please send output of: > > for i in /etc/crontab /var/spool/cron/*; do echo $i && cat $i; done Thank you very much. That seems indeed to be the solution. On the first machine I have: --- [r...@helen tmp]# for i in /etc/crontab /va

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Christopher Chan
On Wednesday, March 17, 2010 09:41 PM, JohnS wrote: > > On Wed, 2010-03-17 at 21:10 +0800, Chan Chung Hang Christopher wrote: >> JohnS wrote: >>> On Tue, 2010-03-16 at 23:19 -0500, Neil Aggarwal wrote: > Mysql by itself has built in "clustering" though > there can be significant limitations

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Rajagopal Swaminathan
Greetings, On Thu, Mar 18, 2010 at 5:23 AM, Christopher Chan wrote: GT.M perhaps for speed ;) Regards, Rajagopal ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] MySQL max clustering package?

2010-03-17 Thread Christopher Chan
On Thursday, March 18, 2010 12:38 PM, Rajagopal Swaminathan wrote: > Greetings, > > On Thu, Mar 18, 2010 at 5:23 AM, Christopher Chan > wrote: > > GT.M perhaps for speed ;) > Actually, I'd rather get a Tesla. When, oh when, will Tesla come to HK. This is getting way off topic. /me zipping up. _