why the children dataset consume so much data, how could I delete that? Dataset Name Used / Available Encryption Roles NAS 969.07 GiB / 1023.9 MiB Unencrypted ix-applications 4.26 GiB / 2.57 TiB Unencrypted NAS 865.62 GiB / 2.57 TiB Unencrypted

[image] Kevin_Wong: so i solve the problem by deled dataset and make a new one I have backuped the data thank you for solving my truenas problem TL;DR summary I think that this is simply a misunderstanding of what “available space” means - it means free space available for more data and NOT t…

Immich is probably storing it’s data in ix-applications and not in an outside dataset. Check your Immich configuration. You will have to use the command line (CLI) to look through those folders and see what is taking up disk space. You might have some luck browsing the forums for ‘Immich’ and any…

@Kevin_Wong I think we can all appreciate that English is probably not your main language, but you are really not giving us the information we need to help you. Can you please open a command shell and run the following commands, and then copy and paste the responses from each command into its own </…

where is the shell in immich or just click the shell in menu of truenas?

truenas_admin@truenas[~]$ lsblk -bo NAME,LABEL,MAJ:MIN,TRAN,ROTA,ZONED,VENDOR,MODEL,SERIAL,PARTUUID,START,SIZE,PARTTYPENAME NAME LABEL MAJ:MIN TRAN ROTA ZONED VENDOR MODEL SERIAL PARTUUID START SIZE PARTTYPENAME sda …

truenas_admin@truenas[~]$ sudo zpool import [sudo] password for truenas_admin: no pools available to import

truenas_admin@truenas[~]$ /sbin/zpool list -v NAME SIZE ALLOC FREE CKPOINT EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT NAS 3.62T 822G 2.82T - - 8% 22% 1.00x ONLINE /mnt mirror-0 …

truenas_admin@truenas[~]$ /sbin/zfs list NAME USED AVAIL REFER MOUNTPOINT NAS 822G 2.71T 104K /mnt/NAS NAS/NAS 782G 2.71T 78…

[image] Protopia: /sbin/zpool status -vLtsc lsblk,serial,smartx,smart truenas_admin@truenas[~]$ /sbin/zpool status -vLtsc lsblk,serial,smartx,smart pool: NAS state: ONLINE status: Some supported and requested features are not enabled on the pool. The pool can still be used, but som…

Can you do a screenshot of the GUI where you think there is a problem with ‘Children’? Try to do almost the entire TrueNAS GUI so we can see what sections, windows and data you are looking at. I am guessing your root pool is called NAS and you have a child dataset named NAS and that is what you th…

Children dataset consume too much data

TrueNAS General

etorix June 29, 2025, 12:41pm 20

See here.

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Children dataset consume too much data

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