tree e252dc7e9b175ed4193da78d5cffbd0589abbe04
parent fa8e052aa422cd74532c62567bf28fd7e1981165
author William A. Kennington III <wak@google.com> 1557993958 -0700
committer Brad Bishop <bradleyb@fuzziesquirrel.com> 1558405703 -0400

rng-tools: Lower niceness of rngd

This gives more CPU time to the daemons and requests are are more
important to run in a timely matter. We can see that we reach ipmid
coming up and multi-user ~20s faster on an ast2500.

Before priority reduction:
root@zaius:~# journalctl -u phosphor-ipmi-host -o short-monotonic
-- Logs begin at Thu 2019-05-16 07:27:57 UTC, end at Thu 2019-05-16 07:31:25 UTC. --
[   86.855857] zaius systemd[1]: Starting Phosphor Inband IPMI...
[   91.624926] zaius ipmid[1423]: JSON file not found
[   93.436815] zaius systemd[1]: Started Phosphor Inband IPMI.
[   94.615676] zaius ipmid[1423]: Loading whitelist filter
[   94.686476] zaius ipmid[1423]: Set restrictedMode = false
[   95.791197] zaius ipmid[1423]: New interface mapping
root@zaius:~# journalctl -u multi-user.target -o short-monotonic
-- Logs begin at Thu 2019-05-16 07:27:57 UTC, end at Thu 2019-05-16 07:31:25 UTC. --

After priority reduction:
[  106.580622] zaius systemd[1]: Reached target Multi-User System.
root@zaius:~# journalctl -u phosphor-ipmi-host -o short-monotonic
-- Logs begin at Thu 2019-05-16 07:38:53 UTC, end at Thu 2019-05-16 07:41:20 UTC. --
[   70.097045] zaius systemd[1]: Starting Phosphor Inband IPMI...
[   73.578294] zaius ipmid[1423]: JSON file not found
[   75.026965] zaius systemd[1]: Started Phosphor Inband IPMI.
[   76.143958] zaius ipmid[1423]: Loading whitelist filter
[   76.301370] zaius ipmid[1423]: Set restrictedMode = false
[   76.945443] zaius ipmid[1423]: Command in process, no attention
[   77.062437] zaius ipmid[1423]: New interface mapping
root@zaius:~# journalctl -u multi-user.target -o short-monotonic
-- Logs begin at Thu 2019-05-16 07:38:53 UTC, end at Thu 2019-05-16 07:41:20 UTC. --
[   83.550371] zaius systemd[1]: Reached target Multi-User System.

(From meta-phosphor rev: fb85bf908cf4106e131dafdb653064cb34106992)

Change-Id: Ie22e5044bb0ef2d2f893a98f657e2083a1789e26
Signed-off-by: William A. Kennington III <wak@google.com>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>