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| author | GitLab Bot <gitlab-bot@gitlab.com> | 2022-06-20 11:10:13 +0000 |
|---|---|---|
| committer | GitLab Bot <gitlab-bot@gitlab.com> | 2022-06-20 11:10:13 +0000 |
| commit | 0ea3fcec397b69815975647f5e2aa5fe944a8486 (patch) | |
| tree | 7979381b89d26011bcf9bdc989a40fcc2f1ed4ff /doc/development/scalability.md | |
| parent | 72123183a20411a36d607d70b12d57c484394c8e (diff) | |
| download | gitlab-ce-0ea3fcec397b69815975647f5e2aa5fe944a8486.tar.gz | |
Add latest changes from gitlab-org/gitlab@15-1-stable-eev15.1.0-rc42
Diffstat (limited to 'doc/development/scalability.md')
| -rw-r--r-- | doc/development/scalability.md | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/doc/development/scalability.md b/doc/development/scalability.md index 4450df0399d..39cd0ecfcdd 100644 --- a/doc/development/scalability.md +++ b/doc/development/scalability.md @@ -222,7 +222,7 @@ only when the primary fails. ### Redis Sentinels -[Redis Sentinel](https://redis.io/topics/sentinel) provides high +[Redis Sentinel](https://redis.io/docs/manual/sentinel/) provides high availability for Redis by watching the primary. If multiple Sentinels detect that the primary has gone away, the Sentinels performs an election to determine a new leader. @@ -232,8 +232,7 @@ election to determine a new leader. No leader: A Redis cluster can get into a mode where there are no primaries. For example, this can happen if Redis nodes are misconfigured to follow the wrong node. Sometimes this requires forcing one node to -become a primary by using the [`REPLICAOF NO ONE` -command](https://redis.io/commands/replicaof). +become a primary by using the [`REPLICAOF NO ONE` command](https://redis.io/commands/replicaof/). ### Sidekiq @@ -275,8 +274,8 @@ in a timely manner: this to `ProcessCommitWorker`. - Redistribute/gerrymander Sidekiq processes by queue types. Long-running jobs (for example, relating to project import) can often - squeeze out jobs that run fast (for example, delivering email). [This technique - was used in to optimize our existing Sidekiq deployment](https://gitlab.com/gitlab-com/gl-infra/infrastructure/-/issues/7219#note_218019483). + squeeze out jobs that run fast (for example, delivering email). + [We used this technique to optimize our existing Sidekiq deployment](https://gitlab.com/gitlab-com/gl-infra/reliability/-/issues/7219#note_218019483). - Optimize jobs. Eliminating unnecessary work, reducing network calls (including SQL and Gitaly), and optimizing processor time can yield significant benefits. |