[CalendarServer-users] iCal server perfomance issues.

Cyrus Daboo cdaboo at apple.com
Wed Feb 13 09:26:29 PST 2008

Hi Silas,

--On February 13, 2008 9:22:41 AM -0800 Silas Thomas <silas at uoregon.edu> 

> We've implemented iCal here and are having some performance issues. iCal
> server stats: 162 accounts, 65 calendars, 100 groups, 3000+ events, disk
> usage is 30kb on Intel Xserve Leopard server. We have all users calendars
> delegated to all other users, and about half of those users viewing all
> others calendars. We have a good DNS and resolution. When a user opens
> their iCal it may take up to 20 minutes to an hour or more for their
> calendar to sync, and the server pegs out at near 100% cpu usage for all
> the python processes _Calendar user. Not to mention that it takes forever
> for iCal to display the available calendars for access in the
> preferences. All machines are leopard and bound to the OD, single server
> setup.
> Has anyone experienced anything similar, and what did you do to correct
> the problem?

So some user's iCal has ~160 delegate calendars shown in the UI?

Can you send all or a portion of your access.log?

Cyrus Daboo

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