Re: Noise from backup-disk

2023-07-22 Thread John McCue
On Sat, Jul 22, 2023 at 03:32:57PM +, Todd Gruhn wrote: Heard noise when I mounted a HD that is connected to USB . How to I test this? Not sure what you want to test, but maybe umount it and do something like: # dd if=/dev/r of=/dev/null and see if any errors occur. Another thing is to

Noise from backup-disk

2023-07-22 Thread Todd Gruhn
Heard noise when I mounted a HD that is connected to USB . How to I test this?

Re: problem getting hostapd and bridging to work

2023-07-22 Thread Dave Tyson
Just to provide a heads up to others thinking of using the rpi model B as an access point gateway: DON'T The bottom line is that the built-in ethernet usmsc(4) on this board does not seem to support bridging - I find this utterly mindboggling so I think it's worth outlining what I did to come to

Re: zfs pool behavior - is it ever freed?

2023-07-22 Thread Hauke Fath
On Sat, 22 Jul 2023 14:13:06 +0200, Hauke Fath wrote: > It has a pair of SSDs (older intel SLC sata) for system partitions and > L2ARC, [...] Got my acronyms wrong, I meant SLOG*. I understand that L2ARC is largely pointless, and a waste of good RAM. Cheerio, Hauke *

Re: zfs pool behavior - is it ever freed?

2023-07-22 Thread Hauke Fath
On Sat, 22 Jul 2023 07:55:41 -0400, Greg Troxel wrote: > Using half the ram for pools feels like perhaps a bug, depending -- even > if you are getting away with it. > > I am curious: > > What VM approach? An nvmm accelerated qemu > How much ram in the domU (generic term even if not xen)?

Re: zfs pool behavior - is it ever freed?

2023-07-22 Thread Greg Troxel
Hauke Fath writes: > On Fri, 21 Jul 2023 08:31:46 -0400, Greg Troxel wrote: > [zfs memory pressure] > >> Are others having this problem? > > I have two machines, one at home (-10) and one at work (-9), in a > similar role as yours (fileserver and builds). While both have had > their moments,

Re: zfs pool behavior - is it ever freed?

2023-07-22 Thread Hauke Fath
On Fri, 21 Jul 2023 08:31:46 -0400, Greg Troxel wrote: [zfs memory pressure] > Are others having this problem? I have two machines, one at home (-10) and one at work (-9), in a similar role as yours (fileserver and builds). While both have had their moments, those have never been zfs