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Category: Truenas

Continuously updated zpool iostat

Continuously updated zpool iostat

 cmdwatch -n 1 zpool iostat -vy 1 1 For example, cmdwatch -n 1 zpool iostat -vy 1 1 will give us the detailed output from the last section, in an updated in-place format on the screen rather than scrolling. For truly interactive use, this is the superior way to check iostat on an ongoing basis. The only real disadvantage to using watch or cmdwatch to monitor zpool iostat in realtime is that when you ctrl-C out of its loop, it clears the screen one last time, rather than…

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Truenas 12 – Access Based Share Enumeration – Hide folders from users without read/write access

Truenas 12 – Access Based Share Enumeration – Hide folders from users without read/write access

I took me forever to figure this out working the way I wanted. What I basically wanted was User A to not see User B’s folders. A more detailed explanation can be found here.https://www.reddit.com/r/truenas/comments/lb344p/smb_access_based_enumeration_not_working_for/ If your problem is similar to the reddit post. These instructions should work for you too. You’ll want to figure out which user you don’t want to see on a specific folder. You will need SID. You can get a USER SID or GROUP SID.Here are…

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Backup Truenas to Synology via rsync

Backup Truenas to Synology via rsync

I found loads of posts on how to backup Synology to Truenas. However found it quite difficult to find a full up to date guide for Truenas to Synology. So I’ll attempt to make a guide here. There are a number of various ways to accomplish this, however I will list the steps I took. I’ll try to provide in depth detail. Setup a new user account on Truenas named “rsync” SSH Public Key comes later On Truenas when creating…

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Truenas/Freenas performance testing

Truenas/Freenas performance testing

May help others Network performance – FreeNAS From a Linux machine: 1Gb on both sides Write Test: Read Test: Additionally IOZONE testing Source: https://www.thegeekstuff.com/2011/05/iozone-examples/ As we discussed in our Linux performance monitoring introduction article, measuring IO subsystem performance is very important. If someone is complaining that a database (or any application) running on one server (with certain filesystem, or RAID configuration) is running faster than the same database or application running on another server, you might want to make sure that the…

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