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-rw-r--r--.trash/2 areas/work/groupvps/dedicated-cpu-cores.md4
-rw-r--r--.trash/2 areas/work/groupvps/image-updater.md6
-rw-r--r--.trash/2 areas/work/groupvps/operational/blkio-errors.md14
-rw-r--r--.trash/2 areas/work/groupvps/operational/fix-tc-issues.md25
-rw-r--r--.trash/2 areas/work/groupvps/operational/maintenance-log.md3
-rw-r--r--.trash/2 areas/work/groupvps/operational/storage-load-2024-12-05.md12
-rw-r--r--.trash/2 areas/work/groupvps/sollicitatie-vragenlijst.md7
-rw-r--r--.trash/2 areas/work/groupvps/team.md10
-rw-r--r--.trash/2 areas/work/groupvps/vps2-lej1 compute mix.md5
9 files changed, 86 insertions, 0 deletions
diff --git a/.trash/2 areas/work/groupvps/dedicated-cpu-cores.md b/.trash/2 areas/work/groupvps/dedicated-cpu-cores.md
new file mode 100644
index 0000000..6a82233
--- /dev/null
+++ b/.trash/2 areas/work/groupvps/dedicated-cpu-cores.md
@@ -0,0 +1,4 @@
+We want to sell dedicated CPU cores. This doc will track my notes on that topic
+
+readlist
+* https://docs.openstack.org/nova/latest/admin/cpu-topologies.html \ No newline at end of file
diff --git a/.trash/2 areas/work/groupvps/image-updater.md b/.trash/2 areas/work/groupvps/image-updater.md
new file mode 100644
index 0000000..274d16f
--- /dev/null
+++ b/.trash/2 areas/work/groupvps/image-updater.md
@@ -0,0 +1,6 @@
+https://gitlab.group.one/groupvps/openstack-image-updater
+
+Updater runs in CI.
+
+`images.yaml`; contains which images
+`cloud_images.yaml`; can override params for all images in a specific cloud, sadly cannot override per specific image.
diff --git a/.trash/2 areas/work/groupvps/operational/blkio-errors.md b/.trash/2 areas/work/groupvps/operational/blkio-errors.md
new file mode 100644
index 0000000..2b666a3
--- /dev/null
+++ b/.trash/2 areas/work/groupvps/operational/blkio-errors.md
@@ -0,0 +1,14 @@
+Dmesg is spewing blkio errors
+
+Find out which device: e.g dm-4, then:
+```
+sudo virsh list --all --name | while read dom; do sudo virsh dumpxml $dom | grep dm-4 && echo $dom; done
+```
+To find which domain
+After which:
+```
+sudo virsh dumpxml $domain
+```
+to find the hostname
+
+reboot it hard. \ No newline at end of file
diff --git a/.trash/2 areas/work/groupvps/operational/fix-tc-issues.md b/.trash/2 areas/work/groupvps/operational/fix-tc-issues.md
new file mode 100644
index 0000000..4ad3bf8
--- /dev/null
+++ b/.trash/2 areas/work/groupvps/operational/fix-tc-issues.md
@@ -0,0 +1,25 @@
+Probleem: referenties in ovs naar devices die niet meer bestaan. Hij probeert vervolgens een nieuw device aan te maken met een qdisc op zo'n niet bestaande device.
+
+```
+sudo grep -r 'could not open network device' /var/log/openvswitch/ | grep -oi 'tap[a-z0-9\-]*' | uniq > ports_no_device
+```
+```
+sudo ip l l | grep ports_no_device | grep -oi 'tap[a-z0-9\-]*' > ports_with_device
+```
+```
+for P in $(cat ports_no_device | grep -v -f ports_with_device); do sudo ovs-vsctl del-port $P; done
+```
+```
+sudo systemctl restart ovn-controller
+```
+
+
+Rutger versie:
+```
+sudo grep 'could not open network device' /var/log/openvswitch/ovs-vswitchd.log | grep -oi 'tap[a-z0-9\-]*' | sort | uniq | while read dev; do ip l l $dev || sudo ovs-vsctl del-port $dev; done; sudo systemctl restart ovn-controller
+```
+
+
+Dus: ovs-vsctl del-port is nice.
+
+Niet vergeten ovn-controller te herstarten.
diff --git a/.trash/2 areas/work/groupvps/operational/maintenance-log.md b/.trash/2 areas/work/groupvps/operational/maintenance-log.md
new file mode 100644
index 0000000..79c8a7a
--- /dev/null
+++ b/.trash/2 areas/work/groupvps/operational/maintenance-log.md
@@ -0,0 +1,3 @@
+### 2024-12-10
+- manually updated instance record host/node for instance `10924c62-7f0f-4df1-9dd8-9108e3cb0764`
+- suspended guest: virsh dompmwakeup and try again
diff --git a/.trash/2 areas/work/groupvps/operational/storage-load-2024-12-05.md b/.trash/2 areas/work/groupvps/operational/storage-load-2024-12-05.md
new file mode 100644
index 0000000..6931d2d
--- /dev/null
+++ b/.trash/2 areas/work/groupvps/operational/storage-load-2024-12-05.md
@@ -0,0 +1,12 @@
+Vraag uitgezet bij Allan voor meer informatie.
+Allan: het komt al 1.5 maand voor; https://group-onecom.slack.com/archives/C02FT9KEFNH/p1729863978525299
+
+Uit dat bericht blijkt dat Jerry zou kijken of het Acronis is.
+
+Jeroen gecontacteerd om ff te vragen of ze dat al gedaan hebben; jeroen denkt dat het niet door Acronis komt omdat dat vooral read ops zijn en verspreid over de nacht.
+
+Allan stuurt graph met kantteking: "seems to involve alot of LUNs": `https://prometheus2.env.vps1-cph8.one.com/graph?g0.expr=count(lun_write_ops%20%3E%20(lun_write_ops%20offset%2020m%20%2B%20100))&g0.tab=0&g0.display_mode=lines&g0.show_exemplars=0&g0.range_input=30m&g0.end_input=2024-12-05%2005%3A47%3A35&g0.moment_input=2024-12-05%2005%3A47%3A35`
+
+Jeroen dacht mogelijk mysql dumps van shared, maar zou ook verspreid moeten zijn: ging kijken wanneer die gdraaid hadden, niks meer over gehoord.
+
+O.b.v LUN graph heb ik wat LUNs gepakt en bleek allemaal managed vps te zijn; Jeroen op onderzoek naar wat daar binnen rond die tijd gebeurd. Verdenkt PSA crons. \ No newline at end of file
diff --git a/.trash/2 areas/work/groupvps/sollicitatie-vragenlijst.md b/.trash/2 areas/work/groupvps/sollicitatie-vragenlijst.md
new file mode 100644
index 0000000..08e2f89
--- /dev/null
+++ b/.trash/2 areas/work/groupvps/sollicitatie-vragenlijst.md
@@ -0,0 +1,7 @@
+- Ben je bekend met scrum, agile, kanban, jira etc?
+
+
+Technische vragen:
+threading, race conditions, deadlocks
+message queue
+- Kun je uitleggen hoe een binary search werkt \ No newline at end of file
diff --git a/.trash/2 areas/work/groupvps/team.md b/.trash/2 areas/work/groupvps/team.md
new file mode 100644
index 0000000..191485e
--- /dev/null
+++ b/.trash/2 areas/work/groupvps/team.md
@@ -0,0 +1,10 @@
+# Technical Details
+Maximum disk size local storage defined in QCOW2 image.
+# SOP
+DHCP ports gone -> openstack subnet set --no-dhcp, openstack subnet set --dhpc. (toggle) -> they should be recreated. (https://bugs.launchpad.net/ubuntu/+source/neutron/+bug/2015377)
+## Maintenance
+Announcing maintenance:
+* Maintenance that requires customer interaction: at least 14 days ahead of time
+* Regular maintenance with few seconds downtime at most: at least 7 days ahead of time
+* Emergency maintenance: as soon as possible and preferably before doing anything
+Notify MCS: mcs-support@group.one
diff --git a/.trash/2 areas/work/groupvps/vps2-lej1 compute mix.md b/.trash/2 areas/work/groupvps/vps2-lej1 compute mix.md
new file mode 100644
index 0000000..cb41fae
--- /dev/null
+++ b/.trash/2 areas/work/groupvps/vps2-lej1 compute mix.md
@@ -0,0 +1,5 @@
+VPS2-LEJ1 is a mixed bag of shared and local storage;
+nodes 1-8 are BOTH shared and local storage
+nodes 9-10 are exclusively shared storage
+
+.. wap \ No newline at end of file