The official word I received from Red Hat was that the max for UID's is 2.1 billion as of RHEL 2. They did add that there are only a few applications out there that will only accept UID's up to 1 million. Vince > -----Original Message----- > From: redhat-list-bounces@xxxxxxxxxx > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Esquivel, Vicente > Sent: Wednesday, July 05, 2006 8:38 AM > To: General Red Hat Linux discussion list > Subject: RE: Max UID's on RHEL 3 > > Thanks for the reply, I see what you mean in saying that it > might have been like that. Which is what prompted my > question because I wasn't sure if it had changed now. > > Anyone else have any input? > > Vince > > > -----Original Message----- > > From: redhat-list-bounces@xxxxxxxxxx > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Wayne Pinette > > Sent: Tuesday, July 04, 2006 2:23 PM > > To: redhat-list@xxxxxxxxxx; Esquivel, Vicente > > Subject: RE: Max UID's on RHEL 3 > > > > The following is nothing more than a guess and speculation : > > > > <speculation type="mine"> > > > > It may be a throw back to the days when an int was 16 bit > and userid's > > were an unsigned int in the kernel (65535 being your > largest uid). I > > seem to recall an annoyance/bug in the NeXT OS in which the > userid was > > defined as a signed int so the max uid was 32767, and > nfs'ing between > > NeXT and Sun could be problematic if you had a userid of > 44569, but I > > digress. > > > > If this is in fact nothing more than a throw back, and uid in the > > linux kernel is now a long or unsigned long, then you will > be able to > > have userid's up to 2^31 -1 or 2^32 -1. Im too lazy to look, maybe > > someone else knows. > > > > </speculation> > > > > Other than that, I have no idea :-). > > > > Wayner > > > > > > >>> Esquivelv@xxxxxxx 07/04/06 12:13 pm >>> > > I think I might have found the answer on my own, I tested my RHEL 3 > > server and I was able to increase the UID_MAX to almost any > number I > > wanted and I was able to create accounts. > > The server kept on automatically assigning UID's to the > accounts and > > I was able to login with the accounts just fine. > > I got all the way up to like 12345678901 as a uid and it > allowed me > > to assign it. > > > > Anyone have any input on this at all good or bad about huge > amounts of > > accounts on a server? > > > > Thanks all > > > > Vince > > > > > -----Original Message----- > > > From: redhat-list-bounces@xxxxxxxxxx > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Esquivel, > > Vicente > > > Sent: Monday, July 03, 2006 10:57 PM > > > To: General Red Hat Linux discussion list > > > Subject: Max UID's on RHEL 3 > > > > > > Hello all, > > > > > > Is it possible to have more then 60,000 UID's(user > > accounts) assigned > > > on a RHEL ES 3.0 system? The systems by default has a UID_MAX of > > > 60,000 in the login.defs file. Is it possible to have > > more, if so how > > > many is the true max? What changes would I have to make to > > the system > > > to accept more? I hope someone can help as this is > > something we have > > > run into and need to try to fix promptly. Any advice on > > this would be > > > greatly appreciated. > > > > > > Thanks all in advance > > > > > > Vince > > > -- > > > redhat-list mailing list > > > unsubscribe > mailto:redhat-list-request@xxxxxxxxxx?subject=subscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > -- > > redhat-list mailing list > > unsubscribe > mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > -- > > redhat-list mailing list > > unsubscribe > mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > -- > redhat-list mailing list > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > https://www.redhat.com/mailman/listinfo/redhat-list > -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list
