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by spartacus
Wed May 10, 2017 10:50 pm
Forum: Other
Topic: Ubuntu 14.04 (trusty) Raspberry Pi 2 image
Replies: 238
Views: 156040

Re: Ubuntu 14.04 (trusty) Raspberry Pi 2 image

raspuserrussia wrote:I have uploaded mentioned Raspberry Pi 2 image, but monitor shows colorful screen, board LEDs act like board tries to bootload but it can't.
I'm having this same problem. I installed ubuntu-16.04.2-preinstalled-server-armhf+raspi2.img.xz but it doesn't get past the rainbow screen.
by spartacus
Wed May 10, 2017 5:19 pm
Forum: Arch
Topic: RTC Doesn't Work With Arch - PCF8523 Clock
Replies: 24
Views: 10342

Re: RTC Doesn't Work With Arch - PCF8523 Clock

pepedog wrote:(don't have rtc to test)
want me to have adafruit send you one?
by spartacus
Sun Apr 23, 2017 6:29 pm
Forum: Arch
Topic: RTC Doesn't Work With Arch - PCF8523 Clock
Replies: 24
Views: 10342

Re: RTC Doesn't Work With Arch - PCF8523 Clock

So timedatectl set-local-rtc 0 creates that file it didn't create that file. it looks like the RTC was already using UTC before i ran the command. $ timedatectl Local time: Sun 2017-04-23 11:22:29 PDT Universal time: Sun 2017-04-23 18:22:29 UTC RTC time: Sun 2017-04-23 18:22:29 Time zone: America/L...
by spartacus
Sun Apr 23, 2017 6:20 pm
Forum: Arch
Topic: RTC Doesn't Work With Arch - PCF8523 Clock
Replies: 24
Views: 10342

Re: RTC Doesn't Work With Arch - PCF8523 Clock

Raspbian does it with an /etc/init.d script. it doesn't look like systemd uses that file. i deleted it and the RTC still worked. https://groups.google.com/forum/#!topic/linux.debian.bugs.dist/4Rd31JYP0Ss /lib/udev/hwclock-set /lib/udev/rules.d85-hwclock.rules these two look important and don't exis...
by spartacus
Sat Apr 22, 2017 10:55 pm
Forum: Arch
Topic: RTC Doesn't Work With Arch - PCF8523 Clock
Replies: 24
Views: 10342

Re: RTC Doesn't Work With Arch - PCF8523 Clock

Thanks for your help. I'll take a look at those files.
by spartacus
Sat Apr 22, 2017 4:36 pm
Forum: Arch
Topic: RTC Doesn't Work With Arch - PCF8523 Clock
Replies: 24
Views: 10342

Re: RTC Doesn't Work With Arch - PCF8523 Clock

During boot, the kernel doesn't read the time from the RTC. It first reads it from the backup file, then gets it from SNTP. Raspbian gets the time directly from the RTC. Jan 31 17:10:48.137358 rtctest systemd-timesyncd[267]: System clock time unset or jumped backwards, restoring from recorded timest...
by spartacus
Fri Apr 21, 2017 10:47 pm
Forum: Arch
Topic: RTC Doesn't Work With Arch - PCF8523 Clock
Replies: 24
Views: 10342

Re: RTC Doesn't Work With Arch - PCF8523 Clock

$ hwclock -r 2017-04-21 15:45:10.899044-0700 $ hwclock -w $ hwclock -r 2017-04-21 15:45:20.745898-0700 $ $ hwclock -r --debug hwclock from util-linux 2.29.2 Using the /dev interface to the clock. Last drift adjustment done at 1492814716 seconds after 1969 Last calibration done at 1492814716 seconds...
by spartacus
Thu Apr 20, 2017 8:38 pm
Forum: Arch
Topic: RTC Doesn't Work With Arch - PCF8523 Clock
Replies: 24
Views: 10342

Re: RTC Doesn't Work With Arch - PCF8523 Clock

DougieLawson wrote:Do you get a /dev/rtc or /dev/rtc0 ?

Code: Select all

lrwxrwxrwx 1 root root       4 Jan 31 17:10 rtc -> rtc0
crw------- 1 root root 253,  0 Jan 31 17:10 rtc0
by spartacus
Wed Apr 19, 2017 12:32 am
Forum: Arch
Topic: RTC Doesn't Work With Arch - PCF8523 Clock
Replies: 24
Views: 10342

Re: RTC Doesn't Work With Arch - PCF8523 Clock

thanks for looking at this. lsmod before making any changes: Module Size Used by bcm2835_gpiomem 3515 0 bcm2835_rng 2679 0 rng_core 7657 2 bcm2835_rng uio_pdrv_genirq 3456 0 fixed 2921 0 uio 9072 1 uio_pdrv_genirq sch_fq_codel 9294 2 ip_tables 12363 0 x_tables 17452 1 ip_tables ipv6 384973 26 lsmod ...
by spartacus
Mon Apr 10, 2017 5:11 am
Forum: Arch
Topic: RTC Doesn't Work With Arch - PCF8523 Clock
Replies: 24
Views: 10342

RTC Doesn't Work With Arch - PCF8523 Clock

I purchased this RTC: https://www.adafruit.com/products/3386 I can't get it working with Arch. I'm using ArchLinuxARM-2017.04-rpi-2-rootfs.tar.gz. I added this to /boot/config.txt: dtoverlay=i2c-rtc,pcf8523 Arch sets the RTC time. If I set the wrong time... hwclock --set --date='2015-03-14 12:45:05'...
by spartacus
Sun Feb 22, 2015 6:11 pm
Forum: Arch
Topic: haveged
Replies: 2
Views: 2239

haveged

why is haveged running by default when the pi has a hardware RNG?
by spartacus
Sun Feb 22, 2015 6:09 pm
Forum: Arch
Topic: Several Errors in journalctl
Replies: 4
Views: 2997

Re: Several Errors in journalctl

There are no Arch images any more, do you mean the February tar file? yes. i got it from here: http://os.archlinuxarm.org/os/rpi/ Which model of Pi? I have not updated my system to February, but this looks suspiciously to me like potentially a bad cable or power supply. Does any of that make sense ...
by spartacus
Sat Feb 21, 2015 7:29 am
Forum: Arch
Topic: Several Errors in journalctl
Replies: 4
Views: 2997

Several Errors in journalctl

Any ideas what these mean and how to solve them? I recently updated to the February image and ran pacman. I do not recall any of these errors in the older image I used earlier. Feb 19 20:52:28.113957 server systemd[1]: Failed to reset devices.list on /system.slice: Invalid argument I get this during...
by spartacus
Wed Aug 20, 2014 2:33 am
Forum: Arch
Topic: systemd-journald.service crashing
Replies: 1
Views: 3733

systemd-journald.service crashing

this is the second time this happened. last time (several weeks ago), it did this for about four hours before it started working normally. now it's doing it again. i'm guessing it's caused by the journal reaching its size limit. Aug 19 19:13:35.343249 capture systemd[1]: Started Trigger Flushing of ...
by spartacus
Sat Jul 19, 2014 10:41 pm
Forum: Arch
Topic: NTP Problem
Replies: 7
Views: 3682

Re: NTP Problem

Here's my ntpd.conf: server 0.us.pool.ntp.org iburst maxpoll 14 server 1.us.pool.ntp.org iburst maxpoll 14 server 2.us.pool.ntp.org iburst maxpoll 14 server 3.us.pool.ntp.org iburst maxpoll 14 restrict default kod nomodify notrap nopeer noquery restrict 127.0.0.1 driftfile /var/lib/ntp/ntp.drift Whe...
by spartacus
Sat Jul 12, 2014 6:11 pm
Forum: Arch
Topic: NTP Problem
Replies: 7
Views: 3682

NTP Problem

About 5% of the time I boot my Pi, NTP will not sync the time. Most of the time, NTP sets the time about 25 seconds after boot. I use ntpd.service... /etc/systemd/system/multi-user.target.wants/ lrwxrwxrwx 1 root root 36 May 11 08:17 ntpd.service -> /usr/lib/systemd/system/ntpd.service You can see t...
by spartacus
Fri Apr 25, 2014 4:17 am
Forum: Other projects
Topic: A Case Created in Makerspace
Replies: 7
Views: 2880

Re: A Case Created in Makerspace

how do i order one?
by spartacus
Sat Aug 31, 2013 4:04 pm
Forum: Arch
Topic: avahi-daemon.service?
Replies: 3
Views: 9255

Re: avahi-daemon.service?

How old is the image you are running? about five weeks old. 7/22/2013 Anyway- systemctl enable avahi-daemon systemctl enable avahi-dnsconfd Which creates a few more symlinks than what you posted i'll try it. according to wikipedia, this service searches for shared network services (files,printers)....
by spartacus
Wed Aug 28, 2013 12:43 am
Forum: Arch
Topic: avahi-daemon.service?
Replies: 3
Views: 9255

avahi-daemon.service?

The files these services link to in /usr/lib/systemd/system/ don't exist. What's the correct way to fix this? /etc/systemd/system/multi-user.target.wants/avahi-daemon.service -> /usr/lib/systemd/system/avahi-daemon.service /etc/systemd/system/multi-user.target.wants/avahi-dnsconfd.service -> /usr/li...
by spartacus
Sat Aug 17, 2013 8:10 am
Forum: Arch
Topic: overclock settings
Replies: 1
Views: 4223

overclock settings

why are the arch overclock settings different from raspbian? do the arch people think these settings work better? or is it a typo?

for the high setting, arch has core_freq=450. raspbian has core_freq=250.
by spartacus
Sun Aug 04, 2013 10:09 pm
Forum: Arch
Topic: Missing Log Files?
Replies: 2
Views: 1001

Re: Missing Log Files?

journalctl works. thanks
by spartacus
Sun Aug 04, 2013 7:00 pm
Forum: Arch
Topic: Missing Log Files?
Replies: 2
Views: 1001

Missing Log Files?

here's my /var/log/ -rw------- 1 root utmp 0 Jan 1 1970 btmp -rw------- 1 root root 24 Aug 4 18:34 faillog drwxr-xr-x 3 root root 4096 Jan 1 1970 journal -rw-r--r-- 1 root root 292 Aug 4 18:34 lastlog drwxr-xr-x 2 root root 4096 Jun 4 06:18 old -rw-r--r-- 1 root root 0 Jul 22 12:17 pacman.log -rw-rw...
by spartacus
Sun Jul 28, 2013 4:45 pm
Forum: Arch
Topic: Help with setting static IP address with June/2013 image
Replies: 8
Views: 15883

Re: Help with setting static IP address with June/2013 image

shreyas_patel21 wrote:From the command prompt, type:

sudo bash and press enter

nano /etc/network/interfaces and press enter
/etc/network/ doesn't exist. the network config is in /etc/netctl/
by spartacus
Thu Jul 25, 2013 6:59 pm
Forum: Arch
Topic: Screen Blanking yet Again
Replies: 7
Views: 5798

Re: Screen Blanking yet Again

grimpirate wrote:

Code: Select all

setterm -blank 0 -powersave off -powerdown 0
This works until I reboot. How do I make these settings permanent?
by spartacus
Thu Jul 04, 2013 4:47 am
Forum: Troubleshooting
Topic: arecord error
Replies: 16
Views: 19343

Re: arecord error

i have a similar problem with arecord and overruns. date arecord -D hw:1,0 -r 48000 -d 600 -c 1 -f S16_LE test.wav date Wed Jul 3 03:43:06 BST 2013 Recording WAVE 'test.wav' : Signed 16 bit Little Endian, Rate 48000 Hz, Mono overrun!!! (at least 49.769 ms long) overrun!!! (at least 2089.292 ms long)...

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