I find this an interesting topic "running commands as root" , if anyone is interested I would like to move this to "community" and keep on talking about it (but only if others are interested, no fun talking to myself)
:) Dougc _________________________________ Doug Chanco Engineer Developer Senior, TLOTLD Activant Solutions Inc.(tm) Austin, Texas 78746 T: 800-678-5426 F: 512-278-5915 E-mail: [EMAIL PROTECTED] Web site: www.activant.com _________________________________ > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:owner-u2- > [EMAIL PROTECTED] On Behalf Of Jerry Banker > Sent: Friday, July 13, 2007 8:51 AM > To: [email protected] > Subject: RE: [U2] Error code 2 > > The 'o' option is not available on Red Hat Linux 3. Is there a problem > report that I can look at. And, yes any system administrator worth their > salt is not going to use commands in the cron that will potentially > cause the s..t to hit the fan. > > -----Original Message----- > From: John Jenkins [mailto:[EMAIL PROTECTED] > Sent: Thursday, July 12, 2007 3:04 PM > To: [email protected] > Subject: RE: [U2] Error code 2 > > Jerry > > It relates to the UniVerse user number (which is now DERIVED from the > PID by > a means of information reduction to cater for long PIDs). There are a > maximum of 32K foreground processes and 32K PHANTOM processes. > > So you launch from crontab (a starting PID) and it generates a UV user > number and attempts to attach to shared memory at that point (as root). > The > answer is (of course) sir - certainly - right on - love you root. > > Whether you see a problem is moot - it depends, but it's not a good idea > (and root is not a good idea for other reasons as Doug mentioned). > > You MAY see a peripheral symptom of this: > > ipcs -mop|grep 0xffff > > Do you get these building up? Are they attached to the UV shared memory > segment? (compare "ipcs -mop" output for aceb, acec and ffff). > > I'll try and force it tomorrow time permitting, but the system I have is > not > heavily loaded and replication is not guaranteed. > > Regards > > JayJay > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Jerry Banker > Sent: 12 July 2007 13:37 > To: [email protected] > Subject: RE: [U2] Error code 2 > > John, > You've said this before. Could you elaborate a little more on this? We > run many tasks on cron as root and have never had any problems both with > Solaris and Linux. > Jerry > > -----Original Message----- > From: John Jenkins [mailto:[EMAIL PROTECTED] > Sent: Wednesday, July 11, 2007 6:19 PM > To: [email protected] > Subject: RE: [U2] Error code 2 > > Karl > > I can't see enough from your posting, but if you are running UniVerse > foreground processes from crontab as root then please don't.... > especially > AIX. > > Change to a non-root crontab > > Regards > > JayJay > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of > [EMAIL PROTECTED] > Sent: 11 July 2007 15:07 > To: [email protected] > Subject: [U2] Error code 2 > > The following cron response came to me at 2:30pm in the day. We have > programs that run at various times, but this is the first time I've seen > this. What are the probable causes? TIA, Karl > > ***************** BEGIN CRON EMAIL ******************** > > 1537 record(s) selected to SELECT list #0. > A fatal error has occurred in UniVerse. > Unable to re-open operating system file "" > Error code 2 > > > ***************************************************************** > cron: The previous message is the standard output > and standard error of one of the cron commands. > > > **************** END CRON EMAIL ******************** > ------- > u2-users mailing list > [email protected] > To unsubscribe please visit http://listserver.u2ug.org/ > ------- > u2-users mailing list > [email protected] > To unsubscribe please visit http://listserver.u2ug.org/ > ------- > u2-users mailing list > [email protected] > To unsubscribe please visit http://listserver.u2ug.org/ > ------- > u2-users mailing list > [email protected] > To unsubscribe please visit http://listserver.u2ug.org/ > ------- > u2-users mailing list > [email protected] > To unsubscribe please visit http://listserver.u2ug.org/ ------- u2-users mailing list [email protected] To unsubscribe please visit http://listserver.u2ug.org/
