[PVE-User] sparse and compression

Miguel González miguel_3_gonzalez at yahoo.es
Mon Dec 11 15:27:47 CET 2017

> Also keep in mind: A sparse volume only stays sparse if trim/discard is used!

How do I use trim/discard? Has this to be set in guest level, right?

> volblocksize is important: ZFS is using 8k as default. For ZFS filesystem a
> recordsize of 128K is used.

Can I change recordsize to 128K after creation or do I need to create a
new zpool for that?

Thanks for your promptly answer!


This email has been checked for viruses by AVG.

More information about the pve-user mailing list