On (06/04/17 11:06), Ronald Wimmer wrote:
>On 2017-04-04 11:19, Jakub Hrozek wrote:
>> On Tue, Apr 04, 2017 at 09:51:04AM +0200, Ronald Wimmer wrote:
>> > Hi,
>> > 
>> > my IPA master has an AD trust (several thousand users). Since the trust has
>> > been set up I am experiencing that I cannot login on the web interface. 
>> > Even
>> > connecting via SSH does not work or takes extremely long. When I managed to
>> > log in as root via SSH (after waiting and trying several times or rebooting
>> > the machine) I could not restart SSSD (systemctl restart sssd). I had to
>> > kill the SSSD processes manually and then everything seemed to work fine
>> > again.
>> > 
>> > What could be going on? Could the SSSD cache be to big (122M)? Where should
>> > I take a deeper look?
>> > 
>> > Any hints are highly appreciated!
>> SSSD logs that capture the problem are always a good start.
>I found out that the CPU was quite busy (sssd_be process) and that there was
>a lot I/O in the cache directory. So I upgraded from 1 to 4 virtual CPUs and
>followed your recommendations regarding large deployments: 
>No problems so far...
May I ask which version of sssd do you use?


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