---
title: Past Downtimes
#tags:
#keywords:
last_updated: 03 September 2019
#summary: "Merlin 6 cluster overview"
sidebar: merlin6_sidebar
permalink: /merlin6/past-downtimes.html
---

## Past Downtimes: Log Changes

### 2020

| From             | To               | Service      | Clusters        | Description                                                   | Exceptions                                  |
| ---------------- | ---------------- |:------------:|:---------------:|:--------------------------------------------------------------|:-------------------------------------------:|
| 03.08.2020 8am   | 03.08.2020 6pm   | Archive      | merlin6         | Replace old merlin-export-01 for merlin-export-02             |                                             |
| 03.08.2020 8am   | 03.08.2020 6pm   | RemoteAccess | merlin6         | ra-merlin-0[1,2] Remount merlin-export-02                     |                                             |
| 06.07.2020       | 06.07.2020       | All services | merlin5,merlin6 | GPFS v5.0.4-4,OFED v5.0,YFS v0.195,RHEL7.7,Slurm v19.05.7,f/w |                                             |
| 04.05.2020       | 04.05.2020       | Login nodes  | merlin6         | Outage. YFS (AFS) update v0.194 and reboot                    |                                             |
| 04.05.2020       | 04.05.2020       | CN           | merlin5         | Outage. O.S. update, OFED drivers update, YFS (AFS) update.   |                                             |
| 03.02.2020 9am   | 03.02.2020 10am  | Slurm        | merlin5,merlin6 | Upgrading config [HPCLOCAL-321](https://jira.psi.ch/browse/HPCLOCAL-321) |                                  |
| 10.01.2020 9am   | 10.01.2020 6pm   | All Services | merlin5,merlin6 | Slurm v18->v19, IB Connected Mode, other. [HPCLOCAL-300](https://jira.psi.ch/browse/HPCLOCAL-300) |         |

## Older downtimes

| From             | To               | Service      | Clusters        | Description                                                   | Exceptions                                  |
| ---------------- | ---------------- |:------------:|:---------------:|:--------------------------------------------------------------|:-------------------------------------------:|
| 02.09.2019       | 02.09.2019       | GPFS         | merlin5,merlin6 | v5.0.2-3 -> v5.0.3-2                                          |                                             |
| 02.09.2019       | 02.09.2019       | O.S.         | merlin5         | RHEL7.4 (rhel-7.4)   -> RHEL7.6 (prod-00048)                  | merlin-g-40, still running RHEL7.4\*        |
| 02.09.2019       | 02.09.2019       | O.S.         | merlin6         | RHEL7.6 (prod-00030) -> RHEL7.6 (prod-00048)                  |                                             |
| 02.09.2019       | 02.09.2019       | Infiniband   | merlin5         | OFED v4.4 -> v4.6                                             | merlin-g-40, still running OFED v4.4\*      |                                            
| 02.09.2019       | 02.09.2019       | Infiniband   | merlin6         | OFED v4.5 -> v4.6                                             |                                             |
| 02.09.2019       | 02.09.2019       | PModules     | merlin5,merlin6 | PModules v1.0.0rc4 -> v1.0.0rc5                               |                                             |
| 02.09.2019       | 02.09.2019       | AFS(YFS)     | merlin5         | OpenAFS v1.6.22.2-236 -> YFS v188                             | merlin-g-40, still running OpenAFS\*        |
| 02.09.2019       | 02.09.2019       | AFS(YFS)     | merlin6         | YFS v186 -> YFS v188                                          |                                             |
| 02.09.2019       | 02.09.2019       | O.S.         | merlin5         | RHEL7.4 -> RHEL7.6 (prod-00048)                               |                                             |
| 02.09.2019       | 02.09.2019       | Slurm        | merlin5,merlin6 | Slurm v18.08.6 -> v18.08.8                                    |                                             |