On Fri, Jul 15, 2011 at 09:09:58PM +0000, Nathan A Friedl wrote: > We've been having intermittent problems with our Mac OS clients and our file > servers. We've had a few reports of 10.6.x clients opening folders (usually > consisting of image files) and having the Finder hang for an extended period > of time before it finishes displaying the files. Additionally, when trying > to copy a number of image files into another folder, I have witnessed it hang > for 10+ minutes before starting the copy. >
> A little more information on our setup: We have 2 RHEL 4u6 file servers, > kernel version 2.6.9-100 x86_64 running samba 3.5.8. They are pulling users > and groups from our Windows 2003 Domain controller. The 10.6.x clients that > have been reporting problems are bound to our domain and a Mac OS 10.5 server > we use for workgroup management. > > The samba logs for the client haven't revealed anything obvious to us (and > are chock full of noise since the Macs insist on reading the metadata of > everything in a folder when the folder is opened), but the log.winbindd-idmap > log displays the following, which we are interpreting to mean that the system > may be temporarily unable to map the SID to the uid: > > [2011/06/03 11:35:09.940054, 10] > winbindd/idmap_ad.c:581(idmap_ad_sids_to_unixids) > Filter: [(&(|(sAMAccountType=XXXXXXXX)(sAMAccountType= > XXXXXXXX)(sAMAccountType= XXXXXXXX)(sAMAccountType= XXXXXXXX)(sAMAccountType= > XXXXXXXX))( > |(objectSid=\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX\XX)))] > > [2011/06/03 11:35:09.940598, 1] > winbindd/idmap_ad.c:651(idmap_ad_sids_to_unixids) > Could not get unix ID Look at the difference between these timestamps: 0.000544 seconds. This is not the 10+ minutes difference you're looking for :-). Try running wireshark and seeing if you can see what is going on on the wire when you're seeing the 10+ minutes delay on the client. The good news is this is so bad that it should be easy to spot what is going on during this time. Jeremy. -- To unsubscribe from this list go to the following URL and read the instructions: https://lists.samba.org/mailman/options/samba
