Re: saslauthd performance anxiety

2003-01-11 Thread simon . brady
On Fri, 10 Jan 2003, Paul M Fleming wrote: Personally I have issues with dumping the contents of a password cache to a file. Especially in this case, they WILL be stored in cleartext. I had planned on keeping somes stats (hits,misses,etc) Fair enough. Even if you don't dump passwords, it

Re: saslauthd performance anxiety

2003-01-10 Thread Paul M Fleming
My current thinking is to use http://www.ossp.org/pkg/lib/mm/ for the shared memory stuff and http://256.com/sources/table/ for the hash table I haven't had a chance to look at: ftp://ftp.net.ohio-state.edu/pub/users/jrumpf/krbdirp-1.2.0.tar.gz yet Igor Brezac wrote: On Thu, 9 Jan

Re: saslauthd performance anxiety

2003-01-10 Thread Jeremy Rumpf
This whole idea sounds great, especially as I'd expect a lot of the authentication load to come from a small number of users with their clients set to check mail every few minutes. For debugging it would help if there was a way to force a flush of the entire cache, and one to dump its

Re: saslauthd performance anxiety

2003-01-10 Thread Paul M Fleming
Personally I have issues with dumping the contents of a password cache to a file. Especially in this case, they WILL be stored in cleartext. I had planned on keeping somes stats (hits,misses,etc) Jeremy Rumpf wrote: This whole idea sounds great, especially as I'd expect a lot of the

Re: saslauthd performance anxiety

2003-01-10 Thread Jeremy Rumpf
I always hashed the password as soon as they entered the cache. So the checkpoint dump would contain binary MD5, SHA hashes etc. They're not clear text per say, but I can see why some would not find even that ideal. Cheers, Jeremy On Friday 10 January 2003 11:07 am, Paul M Fleming wrote:

Re: saslauthd performance anxiety

2003-01-10 Thread Paul M Fleming
Good point.. I don't have to store the cleartext version in order to do the compare.. if i save the hash and just hash what the user submits and compare them that would be sufficient.. just have to keep the cleartext password long enough to do an actual authentication if need be.. Jeremy Rumpf

Re: saslauthd performance anxiety

2003-01-09 Thread simon . brady
On Wed, 1 Jan 2003, Igor Brezac wrote: On Wed, 1 Jan 2003 [EMAIL PROTECTED] wrote: [...] Can anyone offer advice on tuning the saslauthd pool? Are there particular options, either on the command line or in saslauthd.conf, which I should be looking at? Try using 'ldap_auth_method:

Re: saslauthd performance anxiety

2003-01-09 Thread simon . brady
On Wed, 1 Jan 2003, Kervin L. Pierre wrote: Maybe you should seriously consider moving from back-shell to back-perl, which you can optimize much more and is probably quicker right of the bat, since it does not spawn a separate process for the interpreter. Better still, have you thought of

Re: saslauthd performance anxiety

2003-01-09 Thread Igor Brezac
On Fri, 10 Jan 2003 [EMAIL PROTECTED] wrote: On Wed, 1 Jan 2003, Igor Brezac wrote: On Wed, 1 Jan 2003 [EMAIL PROTECTED] wrote: [...] Can anyone offer advice on tuning the saslauthd pool? Are there particular options, either on the command line or in saslauthd.conf, which I should

Re: saslauthd performance anxiety

2003-01-09 Thread Igor Brezac
On Thu, 9 Jan 2003, Rob Siemborski wrote: Done. Someone should sanity-check the documentation I put in LDAP_SASLAUTHD. Looks good. I do not see when '2. There is no cost to staying bound as a named user' would be false. Maybe for backends other then ldbm|bdb. It will cause extra

Re: saslauthd performance anxiety

2003-01-09 Thread Jeremy Rumpf
On Thursday 09 January 2003 03:55 pm, Paul M Fleming wrote: Timing out the passwords is simple ( I think ) I would store the time when the entry is added and force a reauth if the password has been cached longer than a timeout (for example one hour ). That forces a reauth at least every

Re: saslauthd performance anxiety

2003-01-09 Thread Igor Brezac
On Thu, 9 Jan 2003, Jeremy Rumpf wrote: On Thursday 09 January 2003 03:55 pm, Paul M Fleming wrote: Timing out the passwords is simple ( I think ) I would store the time when the entry is added and force a reauth if the password has been cached longer than a timeout (for example one hour

Re: saslauthd performance anxiety

2003-01-09 Thread Paul M Fleming
Correct.. John Alton Tamplin wrote: Paul M Fleming wrote: Timing out the passwords is simple ( I think ) I would store the time when the entry is added and force a reauth if the password has been cached longer than a timeout (for example one hour ). That forces a reauth at least every

Re: saslauthd performance anxiety

2003-01-09 Thread John Alton Tamplin
Paul M Fleming wrote: Timing out the passwords is simple ( I think ) I would store the time when the entry is added and force a reauth if the password has been cached longer than a timeout (for example one hour ). That forces a reauth at least every timeout period of time. If an entry isn't in

Re: saslauthd performance anxiety

2003-01-04 Thread Lawrence Greenfield
--On Wednesday, January 01, 2003 9:21 PM -0500 Igor Brezac [EMAIL PROTECTED] wrote: [...] If you are on Solaris, I highly recommend the doors IPC method over the UNIX socket method, since we began to see very bizarre problems under load. You might run into problems if you use ldap api and

Re: saslauthd performance anxiety

2003-01-01 Thread Rob Siemborski
On Wed, 1 Jan 2003 [EMAIL PROTECTED] wrote: Since it's hard to predict peak usage, I'm tempted to run the daemon with the -n0 option so it can spawn as required. However, a colleague has pointed out that if something blows up then spawn-on-demand could kill the server - with a fixed-size

Re: saslauthd performance anxiety

2003-01-01 Thread Kervin L. Pierre
[EMAIL PROTECTED] wrote: directory it's binding to is quite slow (it's actually a slapd instance running a shell backend which routes bind requests to different places depending on the usercode - don't ask...). Because saslauthd makes Maybe you should seriously consider moving from back-shell

Re: saslauthd performance anxiety

2002-12-31 Thread Igor Brezac
On Wed, 1 Jan 2003 [EMAIL PROTECTED] wrote: I've just upgraded to imapd 2.1.11, and while it's going fine so far I'm a bit concerned about how it will cope under load when our students return. The problem is that I'm using the saslauthd native LDAP mechanism, and the directory it's binding