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by Gord_W
Fri Feb 24, 2017 8:25 pm
Forum: Troubleshooting
Topic: Deleting Large Number of Files from SD is Slow
Replies: 5
Views: 1183

Deleting Large Number of Files from SD is Slow

Hi, I have a rp3 with a large number of files (>100,000) each of which is about 80K bytes that need to be deleted from the SD card. They are image files that I'm capturing over a day. So that is several GB of data in total. I'm finding that the two methods that I've tried take a very long time, on t...
by Gord_W
Thu Jan 21, 2016 10:24 pm
Forum: Troubleshooting
Topic: rtc DS3231 hwclock never perfectly aligned with system clock
Replies: 3
Views: 1761

Re: rtc DS3231 hwclock never perfectly aligned with system c

Many thanks for that info. That correction looks like it is what I need. My hwclock is the one that comes in util-linux and is the standard rpi issue. The one that you point toward is different and maintained by Bryan Henderson. Would the Henderson one break things? Do you know if there is a precomp...
by Gord_W
Thu Jan 21, 2016 2:02 pm
Forum: Troubleshooting
Topic: rtc DS3231 hwclock never perfectly aligned with system clock
Replies: 3
Views: 1761

Re: rtc DS3231 hwclock never perfectly aligned with system c

Hello,

If this is not the right forum for asking questions like this, where should I ask? I'm new at this so a little bit of help would be appreciated.

Gord_W
by Gord_W
Wed Jan 20, 2016 5:22 pm
Forum: Troubleshooting
Topic: rtc DS3231 hwclock never perfectly aligned with system clock
Replies: 3
Views: 1761

rtc DS3231 hwclock never perfectly aligned with system clock

I have a DS3231 on my rPi B 256 MB and I can read and write to the hardware clock OK. The problem is that there is always an offset between the the system clock and the hwclock of about 0.5 sec. In other words if I set the hwclock with the sysclock and then set the sysclock from the hwclock the sysc...

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