Subject: Re: OS X...
From: Maurice Volaski (mvolaski@aecom.yu.edu)
Date: Thu Jan 11 2001 - 11:36:57 EST
>Hi everybody!
>
>Now that we've got a firm release date for OSX (March 24th), I'd 
>like to know if anybody has been able to make this OS play well with 
>Netatalk? If so, which version.
>
>I would also be interested in compiling a list of OS's people are 
>using to host Netatalk, hardware used and file systems, etc. I am 
>toying with the idea of putting this into a database in order to 
>find the most reliable/cost effective platform. Any comments?
Check out the third paragraph below...
I want to let people know there are two issues with Mac OS X Server 
1.2. There is no good reason to believe that the Mac OS X Beta is not 
similarly affected.
The first problem occurs when attempting to fsck a UFS volume. fsck 
will hang when executed. The problem occurs when using the Infortrend 
IFT-3102U2G RAID controller on a 400GB volume. This hang will occur 
even on a freshly-initialized disk in single-user mode. This problem 
may be related to the volume size and not the RAID controller (as I 
had previously believed). If you are using a relatively large disk or 
any type of hardware RAID, you should backup your data and then test 
whether a forced fsck works.
The second problem concerns HFS+. It happens when using netatalk or 
samba to copy very large files (>> 100 MB) to the server, which will 
cause the server (and hence the client) to stall. The larger the file 
the longer the stall. For example, a 760MB file stalls for about 46 
seconds. For files about 1 GB in size, the copy can fail and the 
connection to the server lost!
Under Apple File Services, this stall occurs only when the file copy 
is cancelled during mid-copy. This issue appears to occur on all HFS+ 
formatted volumes.
--Maurice Volaski, mvolaski@aecom.yu.edu Computing Support, Rose F. Kennedy Center Albert Einstein College of Medicine of Yeshiva University
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