Re: Strange ARC/Swap/CPU on yesterday's -CURRENT

2018-03-06 Thread Trond Endrestøl
On Tue, 6 Mar 2018 08:40-0800, Rodney W. Grimes wrote: > > On Mon, 5 Mar 2018 14:39-0600, Larry Rosenman wrote: > > > > > Upgraded to: > > > > > > FreeBSD borg.lerctr.org 12.0-CURRENT FreeBSD 12.0-CURRENT #11 r330385: > > > Sun Mar 4 12:48:52 CST 2018 > > > r...@borg.lerctr.org:/usr/obj/u

best settings for usb2 and attached disks, and sdcards

2018-03-06 Thread John
Hi, [cc'd to arm@ and fs@ where it's also relevant] I have a number of rpi3 & rpi3 machines. Usually I want to attach a usb keydrive to them so that the sdcard isn't thrashed. They're all running -current. usr/src and usr/ports at least are mounted on the keydrive. When initially updating eg th

Re: Strange ARC/Swap/CPU on yesterday's -CURRENT

2018-03-06 Thread Danilo G. Baio
On Tue, Mar 06, 2018 at 01:36:45PM -0600, Larry Rosenman wrote: > On Tue, Mar 06, 2018 at 10:16:36AM -0800, Rodney W. Grimes wrote: > > > On Tue, Mar 06, 2018 at 08:40:10AM -0800, Rodney W. Grimes wrote: > > > > > On Mon, 5 Mar 2018 14:39-0600, Larry Rosenman wrote: > > > > > > > > > > > Upgraded

Re: Strange ARC/Swap/CPU on yesterday's -CURRENT

2018-03-06 Thread Kurt Jaeger
Hi! > > Yesterday, and I'm seeing really strange slowness, ARC use, and SWAP > > use and swapping. I've seen it on 12, @r328899. > > Ideas? [...] > Hard-slappping vfs.zfs.arc_max down a ways mitigated it enough to get > me through the days, but is a pretty gross hackaround... That's what I did

Re: Possible race in buildworld, @r330236 -> @r330274

2018-03-06 Thread Bryan Drewery
On 3/2/2018 5:02 AM, David Wolfskill wrote: > On the two machines where I track head daily, I had failures during > "make buildworld" ... in different places on the two machines; re-trying > the build succeeded (in each case). > > Lately, I have (also) been tracking head on these machines with > /

Re: Strange ARC/Swap/CPU on yesterday's -CURRENT

2018-03-06 Thread Larry Rosenman
On Tue, Mar 06, 2018 at 10:16:36AM -0800, Rodney W. Grimes wrote: > > On Tue, Mar 06, 2018 at 08:40:10AM -0800, Rodney W. Grimes wrote: > > > > On Mon, 5 Mar 2018 14:39-0600, Larry Rosenman wrote: > > > > > > > > > Upgraded to: > > > > > > > > > > FreeBSD borg.lerctr.org 12.0-CURRENT FreeBSD 12.0

Re: Strange ARC/Swap/CPU on yesterday's -CURRENT

2018-03-06 Thread Matthew D. Fuller
On Mon, Mar 05, 2018 at 02:39:18PM -0600 I heard the voice of Larry Rosenman, and lo! it spake thus: > > Yesterday, and I'm seeing really strange slowness, ARC use, and SWAP > use and swapping. > > Ideas? Since I updated to the Feb 25 -CURRENT I'm currently running (from mid-Sept, I believe), I

Re: Strange ARC/Swap/CPU on yesterday's -CURRENT

2018-03-06 Thread Rodney W. Grimes
> On Tue, Mar 06, 2018 at 08:40:10AM -0800, Rodney W. Grimes wrote: > > > On Mon, 5 Mar 2018 14:39-0600, Larry Rosenman wrote: > > > > > > > Upgraded to: > > > > > > > > FreeBSD borg.lerctr.org 12.0-CURRENT FreeBSD 12.0-CURRENT #11 r330385: > > > > Sun Mar 4 12:48:52 CST 2018 > > > > r...@

Re: Strange ARC/Swap/CPU on yesterday's -CURRENT

2018-03-06 Thread Larry Rosenman
On Tue, Mar 06, 2018 at 08:40:10AM -0800, Rodney W. Grimes wrote: > > On Mon, 5 Mar 2018 14:39-0600, Larry Rosenman wrote: > > > > > Upgraded to: > > > > > > FreeBSD borg.lerctr.org 12.0-CURRENT FreeBSD 12.0-CURRENT #11 r330385: > > > Sun Mar 4 12:48:52 CST 2018 > > > r...@borg.lerctr.org:

Re: Strange ARC/Swap/CPU on yesterday's -CURRENT

2018-03-06 Thread Rodney W. Grimes
> On Mon, 5 Mar 2018 14:39-0600, Larry Rosenman wrote: > > > Upgraded to: > > > > FreeBSD borg.lerctr.org 12.0-CURRENT FreeBSD 12.0-CURRENT #11 r330385: Sun > > Mar 4 12:48:52 CST 2018 > > r...@borg.lerctr.org:/usr/obj/usr/src/amd64.amd64/sys/VT-LER amd64 > > +1200060 1200060 > > > > Yes

DTrace suddenly running out of scratch space.

2018-03-06 Thread raichoo
Hi, I'm encountering an issue with recent builds of FreeBSD CURRENT that haven't been present by the end of last year. I gave a presentation at 34c3 where I demoed using DTrace to identify code that is susceptible to timing side channel attacks. The script is rather simple but worked fine back th

Re: Strange ARC/Swap/CPU on yesterday's -CURRENT

2018-03-06 Thread Stefan Esser
Am 05.03.18 um 21:39 schrieb Larry Rosenman: > Upgraded to: > > FreeBSD borg.lerctr.org 12.0-CURRENT FreeBSD 12.0-CURRENT #11 r330385: Sun > Mar 4 12:48:52 CST 2018 > r...@borg.lerctr.org:/usr/obj/usr/src/amd64.amd64/sys/VT-LER amd64 > +1200060 1200060 > > Yesterday, and I'm seeing really

Re: Strange ARC/Swap/CPU on yesterday's -CURRENT

2018-03-06 Thread Trond Endrestøl
On Mon, 5 Mar 2018 14:39-0600, Larry Rosenman wrote: > Upgraded to: > > FreeBSD borg.lerctr.org 12.0-CURRENT FreeBSD 12.0-CURRENT #11 r330385: Sun > Mar 4 12:48:52 CST 2018 > r...@borg.lerctr.org:/usr/obj/usr/src/amd64.amd64/sys/VT-LER amd64 > +1200060 1200060 > > Yesterday, and I'm seei