Hey folks, another simple question for you this Friday.
I was wondering about the expected behaviour when booting a MAAS deployed machine if MAAS is down (stopped service or not reachable).
I tested with a machine which had the following boot order when deployed by MAAS 2.9.2 (not sure if this is is by MAAS, curtin or something else changes it):
- PXE
- HDD
- Others
Observing the boot sequence:
- Machine tries to PXE boot
- PXE boot fails
- Machine tries to HDD boot
- HDD boot starts
- Machine brings up network
- Machine is then unavailable (connection refused for SSH for example) for at least 10 mins while cloud-init
init-network
runs and fails to post events to MAAS (see logscloud-init-output.log
below) - cloud-init
init-network
finally finishes - Machine becomes available
So the machine manages to successfully boot which is great.
But I was wondering if there’s a way to shorten this period of unavailability due to cloud-init?
2021-11-12 09:57:17,771 - handlers.py[WARNING]: failed posting event: finish: init-local: SUCCESS: searching for local datasources
Cloud-init v. 21.3-1-g6803368d-0ubuntu1~20.04.4 running 'init' at Fri, 12 Nov 2021 09:57:23 +0000. Up 14.48 seconds.
ci-info: +++++++++++++++++++++++++++++++++++++++++Net device info+++++++++++++++++++++++++++++++++++++++++
ci-info: +-----------+-------+------------------------------+---------------+--------+-------------------+
ci-info: | Device | Up | Address | Mask | Scope | Hw-Address |
ci-info: +-----------+-------+------------------------------+---------------+--------+-------------------+
ci-info: | eno1 | True | 10.42.198.18 | 255.255.254.0 | global | 4c:d9:8f:a4:6c:1f |
ci-info: | eno1 | True | fe80::4ed9:8fff:fea4:6c1f/64 | . | link | 4c:d9:8f:a4:6c:1f |
ci-info: | eno2 | False | . | . | . | 4c:d9:8f:a4:6c:20 |
ci-info: | ens2f0np0 | True | 10.42.200.2 | 255.255.254.0 | global | b8:59:9f:cf:f5:3a |
ci-info: | ens2f0np0 | True | fe80::ba59:9fff:fecf:f53a/64 | . | link | b8:59:9f:cf:f5:3a |
ci-info: | ens2f1np1 | True | fe80::ba59:9fff:fecf:f53b/64 | . | link | b8:59:9f:cf:f5:3b |
ci-info: | lo | True | 127.0.0.1 | 255.0.0.0 | host | . |
ci-info: | lo | True | ::1/128 | . | host | . |
ci-info: +-----------+-------+------------------------------+---------------+--------+-------------------+
ci-info: +++++++++++++++++++++++++++++Route IPv4 info+++++++++++++++++++++++++++++
ci-info: +-------+-------------+-------------+---------------+-----------+-------+
ci-info: | Route | Destination | Gateway | Genmask | Interface | Flags |
ci-info: +-------+-------------+-------------+---------------+-----------+-------+
ci-info: | 0 | 0.0.0.0 | 10.42.198.1 | 0.0.0.0 | eno1 | UG |
ci-info: | 1 | 10.42.198.0 | 0.0.0.0 | 255.255.254.0 | eno1 | U |
ci-info: | 2 | 10.42.200.0 | 0.0.0.0 | 255.255.254.0 | ens2f0np0 | U |
ci-info: +-------+-------------+-------------+---------------+-----------+-------+
ci-info: +++++++++++++++++++Route IPv6 info+++++++++++++++++++
ci-info: +-------+-------------+---------+-----------+-------+
ci-info: | Route | Destination | Gateway | Interface | Flags |
ci-info: +-------+-------------+---------+-----------+-------+
ci-info: | 1 | fe80::/64 | :: | ens2f1np1 | U |
ci-info: | 2 | fe80::/64 | :: | ens2f0np0 | U |
ci-info: | 3 | fe80::/64 | :: | eno1 | U |
ci-info: | 5 | local | :: | eno1 | U |
ci-info: | 6 | local | :: | ens2f0np0 | U |
ci-info: | 7 | local | :: | ens2f1np1 | U |
ci-info: | 8 | multicast | :: | ens2f1np1 | U |
ci-info: | 9 | multicast | :: | ens2f0np0 | U |
ci-info: | 10 | multicast | :: | eno1 | U |
ci-info: +-------+-------------+---------+-----------+-------+
2021-11-12 09:57:47,873 - handlers.py[WARNING]: failed posting event: start: init-network/check-cache: attempting to read from cache [trust]
2021-11-12 09:58:03,349 - handlers.py[WARNING]: failed posting event: finish: init-network/check-cache: SUCCESS: restored from cache with run check: DataSourceMAAS [http://10-42-198-0--23.maas-internal:5248/MAAS/metadata/]
2021-11-12 09:58:28,499 - handlers.py[WARNING]: failed posting event: start: init-network/setup-datasource: setting up datasource
2021-11-12 09:58:48,524 - handlers.py[WARNING]: failed posting event: finish: init-network/setup-datasource: SUCCESS: setting up datasource
2021-11-12 09:59:13,568 - handlers.py[WARNING]: failed posting event: start: init-network/consume-user-data: reading and applying user-data
2021-11-12 09:59:33,596 - handlers.py[WARNING]: failed posting event: finish: init-network/consume-user-data: SUCCESS: reading and applying user-data
2021-11-12 10:00:03,629 - handlers.py[WARNING]: failed posting event: start: init-network/consume-vendor-data: reading and applying vendor-data
2021-11-12 10:00:23,666 - handlers.py[WARNING]: failed posting event: finish: init-network/consume-vendor-data: SUCCESS: reading and applying vendor-data
2021-11-12 10:00:43,690 - handlers.py[WARNING]: failed posting event: start: init-network/consume-vendor-data2: reading and applying vendor-data2
2021-11-12 10:01:03,714 - handlers.py[WARNING]: failed posting event: finish: init-network/consume-vendor-data2: SUCCESS: reading and applying vendor-data2
2021-11-12 10:01:23,813 - handlers.py[WARNING]: failed posting event: start: init-network/activate-datasource: activating datasource
2021-11-12 10:01:43,842 - handlers.py[WARNING]: failed posting event: finish: init-network/activate-datasource: SUCCESS: activating datasource
2021-11-12 10:02:03,896 - handlers.py[WARNING]: failed posting event: start: init-network/config-migrator: running config-migrator with frequency always
2021-11-12 10:02:23,922 - handlers.py[WARNING]: failed posting event: finish: init-network/config-migrator: SUCCESS: config-migrator ran successfully
2021-11-12 10:02:43,948 - handlers.py[WARNING]: failed posting event: start: init-network/config-seed_random: running config-seed_random with frequency once-per-instance
2021-11-12 10:03:03,973 - handlers.py[WARNING]: failed posting event: finish: init-network/config-seed_random: SUCCESS: config-seed_random previously ran
2021-11-12 10:03:23,998 - handlers.py[WARNING]: failed posting event: start: init-network/config-bootcmd: running config-bootcmd with frequency always
2021-11-12 10:03:44,022 - handlers.py[WARNING]: failed posting event: finish: init-network/config-bootcmd: SUCCESS: config-bootcmd ran successfully
2021-11-12 10:04:04,048 - handlers.py[WARNING]: failed posting event: start: init-network/config-write-files: running config-write-files with frequency once-per-instance
2021-11-12 10:04:24,073 - handlers.py[WARNING]: failed posting event: finish: init-network/config-write-files: SUCCESS: config-write-files previously ran
2021-11-12 10:04:44,098 - handlers.py[WARNING]: failed posting event: start: init-network/config-growpart: running config-growpart with frequency always
2021-11-12 10:05:04,176 - handlers.py[WARNING]: failed posting event: finish: init-network/config-growpart: SUCCESS: config-growpart ran successfully
2021-11-12 10:05:24,202 - handlers.py[WARNING]: failed posting event: start: init-network/config-resizefs: running config-resizefs with frequency always
2021-11-12 10:05:44,284 - handlers.py[WARNING]: failed posting event: finish: init-network/config-resizefs: SUCCESS: config-resizefs ran successfully
2021-11-12 10:06:04,310 - handlers.py[WARNING]: failed posting event: start: init-network/config-disk_setup: running config-disk_setup with frequency once-per-instance
2021-11-12 10:06:24,335 - handlers.py[WARNING]: failed posting event: finish: init-network/config-disk_setup: SUCCESS: config-disk_setup previously ran
2021-11-12 10:06:44,360 - handlers.py[WARNING]: failed posting event: start: init-network/config-mounts: running config-mounts with frequency once-per-instance
2021-11-12 10:07:04,385 - handlers.py[WARNING]: failed posting event: finish: init-network/config-mounts: SUCCESS: config-mounts previously ran
2021-11-12 10:07:24,410 - handlers.py[WARNING]: failed posting event: start: init-network/config-set_hostname: running config-set_hostname with frequency once-per-instance
2021-11-12 10:07:44,435 - handlers.py[WARNING]: failed posting event: finish: init-network/config-set_hostname: SUCCESS: config-set_hostname previously ran
2021-11-12 10:08:04,460 - handlers.py[WARNING]: failed posting event: start: init-network/config-update_hostname: running config-update_hostname with frequency always
2021-11-12 10:08:24,487 - handlers.py[WARNING]: failed posting event: finish: init-network/config-update_hostname: SUCCESS: config-update_hostname ran successfully
2021-11-12 10:08:44,512 - handlers.py[WARNING]: failed posting event: start: init-network/config-update_etc_hosts: running config-update_etc_hosts with frequency always
2021-11-12 10:09:04,547 - handlers.py[WARNING]: failed posting event: finish: init-network/config-update_etc_hosts: SUCCESS: config-update_etc_hosts ran successfully
2021-11-12 10:09:24,572 - handlers.py[WARNING]: failed posting event: start: init-network/config-ca-certs: running config-ca-certs with frequency once-per-instance
2021-11-12 10:09:44,597 - handlers.py[WARNING]: failed posting event: finish: init-network/config-ca-certs: SUCCESS: config-ca-certs previously ran
2021-11-12 10:10:04,622 - handlers.py[WARNING]: failed posting event: start: init-network/config-rsyslog: running config-rsyslog with frequency once-per-instance
2021-11-12 10:10:24,647 - handlers.py[WARNING]: failed posting event: finish: init-network/config-rsyslog: SUCCESS: config-rsyslog previously ran
2021-11-12 10:10:44,672 - handlers.py[WARNING]: failed posting event: start: init-network/config-users-groups: running config-users-groups with frequency once-per-instance
2021-11-12 10:11:04,696 - handlers.py[WARNING]: failed posting event: finish: init-network/config-users-groups: SUCCESS: config-users-groups previously ran
2021-11-12 10:11:24,721 - handlers.py[WARNING]: failed posting event: start: init-network/config-ssh: running config-ssh with frequency once-per-instance
2021-11-12 10:11:44,746 - handlers.py[WARNING]: failed posting event: finish: init-network/config-ssh: SUCCESS: config-ssh previously ran
2021-11-12 10:12:04,772 - handlers.py[WARNING]: failed posting event: finish: init-network: SUCCESS: searching for network datasources
Cloud-init v. 21.3-1-g6803368d-0ubuntu1~20.04.4 running 'modules:config' at Fri, 12 Nov 2021 10:12:37 +0000. Up 928.13 seconds.