Ubuntu 19.04 VERY long load times w/ Nvidia graphics (esp compared to 18.10)

[Matthew Crews]

On 4/18/19 1:06 PM, Colin Law wrote:
> On Thu, 18 Apr 2019 at 17:44, Matthew Crews <mailinglists at mattcrews.com> wrote:
>>
>> Howdy,
>>
>> I upgraded one of my boxes from 18.10 to 19.04 and the boot time went
>> from < 1 minute to several minutes in length.
>>
>> This feels like a major regression to me, but I'm not sure where to
>> start in troubleshooting. Ideas?
> 
> Being old school I would start by looking in /var/log/syslog to try to
> see where the delays are.
> 

I think I found one possible reason:

It only occurs when the GRUB parameter "nomodeset" is set, which is
unfortunately a common thing you need to do with Nvidia cards.



Here are some logs from /var/log/syslog.

Apr 18 13:18:25 matt-tower systemd[1]: Started Manage, Install and
Generate Color Profiles.
Apr 18 13:18:25 matt-tower colord[1497]: failed to get session [pid
1120]: No data available
Apr 18 13:18:30 matt-tower systemd-resolved[1067]: Server returned error
NXDOMAIN, mitigating potential DNS violation DVE-2018-0001, retrying
transaction with reduced feature level U$
Apr 18 13:18:30 matt-tower systemd-resolved[1067]: message repeated 2
times: [ Server returned error NXDOMAIN, mitigating potential DNS
violation DVE-2018-0001, retrying transaction $
Apr 18 13:18:32 matt-tower systemd[1]:
NetworkManager-dispatcher.service: Succeeded.
Apr 18 13:18:32 matt-tower systemd-resolved[1067]: Server returned error
NXDOMAIN, mitigating potential DNS violation DVE-2018-0001, retrying
transaction with reduced feature level U$
Apr 18 13:18:32 matt-tower systemd-resolved[1067]: message repeated 2
times: [ Server returned error NXDOMAIN, mitigating potential DNS
violation DVE-2018-0001, retrying transaction $
Apr 18 13:18:47 matt-tower systemd[1]: systemd-fsckd.service: Succeeded.
Apr 18 13:18:48 matt-tower systemd-timesyncd[1068]: Synchronized to time
server 91.189.89.198:123 (ntp.ubuntu.com).
Apr 18 13:18:48 matt-tower systemd[1]: systemd-hostnamed.service: Succeeded.
Apr 18 13:19:17 matt-tower systemd-udevd[745]: Spawned process
'/usr/bin/nvidia-smi' [787] is taking longer than 59s to complete
Apr 18 13:19:17 matt-tower systemd-udevd[671]: nvidia: Worker [745]
processing SEQNUM=2809 is taking a long time


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