Clearing the SID-to-name map cache

You may want to manually clear the SID-to-name map cache when a user changes their account or user name.

Periodically, expired entries that are more than one week old are automatically cleared from the SID-to-name map cache.

To clear all SID-to-name map cache entries, complete the following step.

Step	Action
1	Enter the following command: cifs sidcache clear all

To clear the cache entries for a specific Windows domain, complete the following step.

Step	Action
1	Enter the following command: *cifs sidcache clear [ domain* ]** domain is the Windows domain of the cache entries you want to clear. If you do not specify the domain, entries for the filer's home domain are cleared from the cache.

To clear the cache entry for a specific user or group, complete the following step.

Step	Action
1	Enter the following command: cifs sidcache clear user username username is the specific Windows user or group entry you want to clear from the cache. The user name can be specified in the following ways: domain\username username When the user name is specified without a domain, the filer's home domain is used for the domain.

Step

Action

Enter the following command:

cifs sidcache clear user username

username is the specific Windows user or group entry you want to clear from the cache. The user name can be specified in the following ways:

When the user name is specified without a domain, the filer's home domain is used for the domain.

To clear the cache entry for a specific SID, complete the following step.

Step	Action
1	Enter the following command: cifs sidcache clear sid textualSid textualSid is the textual form of the SID you want to clear from the cache. Specify the SID using standard "S-1-5..." syntax. Example S-1-5-21-4503-17821-16848-500