Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision | ||
doku:vsc3_global_quotas [2018/11/07 07:55] – [Note: 7.11.2018] jz | doku:vsc3_global_quotas [2021/08/23 08:51] (current) – removed goldenberg | ||
---|---|---|---|
Line 1: | Line 1: | ||
- | ==== Quotas on $GLOBAL ==== | ||
- | Quotas are enforced in the '' | ||
- | |||
- | ==== Checking Quotas ==== | ||
- | A user can check his quota with the beegfs-ctl command. | ||
- | < | ||
- | beegfs-ctl --getquota --gid ProjectNumber | ||
- | </ | ||
- | Yields the following output: | ||
- | < | ||
- | user/ | ||
- | | ||
- | --------------|------||------------|------------||---------|--------- | ||
- | | ||
- | </ | ||
- | |||
- | The 3rd and 4th column show the used space and the total available space. | ||
- | |||
- | The 5th and 6th column show the number of files created and the maximum amount of files allowed for the project. | ||
- | |||
- | If a user hits one of these two limits he will be blocked from writing on the storage. Deleting files will unblock the user after a maximum of 10 minutes. | ||
- | |||
- | ==== Increasing Quotas ==== | ||
- | As long as there is free space on '' | ||
- | ==== Pitfalls ==== | ||
- | |||
- | Quotas are checked every 10 minutes. If a user deletes files because he was over quota it can take up to ten minutes until he gets allowed to write on the storage again. | ||
- | |||
- | The number of chunkfiles displayed can be up to 4 times higher than the actual amount of files stored on the filesystem. This is because big files will be stored distributed on up to 4 storage targets. | ||
- | |||
- | ==== Note: 7.11.2018 ==== | ||
- | |||
- | In order for qutoa enforcement to work it is apparently necessary that user and group IDs are known on the storage servers. Therefore the ''/ | ||
- | |||
- | Currently we have the following beegfs versions in operation: | ||
- | |||
- | |||
- | ^ ^ version | ||
- | | Storage server | 6.18 | | ||
- | | VSC-3 nodes | ||
- | | VSC-3 plus nodes | 6:19 | | ||
- | |||