Total DISK READ : 0.00 B/s | Total DISK WRITE : 0.00 B/s Actual DISK READ: 0.00 B/s | Actual DISK WRITE: 0.00 B/s PID PRIO USER DISK READ DISK WRITE SWAPIN IO> COMMAND 87 be/3 root 0.00 B 136.00 K 0.00 % 0.03 % [jbd2/mmcblk0p2-] 14302 be/4 root 0.00 B 704.00 K 0.00 % 0.00 % python /usr/bin/weewxd --daemon --pidfile=/var/run/weewx.pid /etc/weewx/weewx.conf 12435 be/4 pi 0.00 B 24.00 K 0.00 % 0.00 % vmstat 60 1440 495 be/4 root 0.00 B 16.00 K 0.00 % 0.00 % rsyslogd -n
On Tuesday, November 1, 2016 at 9:28:58 AM UTC+1, Glenn McKechnie wrote: > > run iotop as * iotop -oaP * This will show running process's only and > accumulated totals - run it for a while and you'll get a better feel of > what's happening as regards total writes. > > sqlite write total will be included under the python /usr/bin/weewx total > - sqlite is a friendlier option for the SDCard > > /dev/ttyUSB0 should be dealt with in memory, no disk access involved > > logging will be visible under iotop as rsyslogd -n (or whatever daemon you > use). Turns out, it's not as big a burden as it's made out to be; at least > on the systems here. > > I wouldn't have thought ftp would add any burden - the files have been > generated already and it's just reading them. > > As you say, it is a bit odd. > > > Cheers > Glenn > > rorpi - read only raspberry pi + weewx: now with scripts > <https://github.com/glennmckechnie/rorpi-raspberrypi> > > On 1 November 2016 at 18:52, Jacek Skowroński <[email protected] > <javascript:>> wrote: > >> iotop shows nothing special from time to time 50KB/S write but total is >> always 0. >> >> I use sqlite version - and the file weewx.sdb was located on external USB >> Flash >> >> I have default skin, I send data to 4 weathers services and ftping those >> to my web server - located in external DC. >> >> So in my point of view it's crazy!!! >> >> One of my friend told me that the problem could be reading data from >> /dev/ttyUSB0 and putting logs on sd card >> >> W dniu 2016-11-01 o 00:53, Glenn McKechnie pisze: >> >> One way to lock up your SDCard is outlined at rorpi - read only >> raspberry pi + weewx: now with scripts >> <https://github.com/glennmckechnie/rorpi-raspberrypi> >> Making the / filesystem 100% read-only should go some way to ensuring the >> SDCard will stay around longer. While it mentions using USB sticks and hdd >> drives as writable alternatives, the responses in this thread regarding >> those will be more useful to you. (FWIW, I find the RAID 1 USB stick setup >> intriguing!) >> >> Interesting that you've lost so many cards, and have eliminated your >> power supply as a problem. >> How busy is your system? If you run iotop (apt-get install iotop) what >> does it show? >> <https://github.com/glennmckechnie/rorpi-raspberrypi/wiki/rorpi-raspberrypi-preinstall#Disk_access_viewing_with_iotop_oaP> >> >> Are you using mysql? It's a lot busier when it comes to disk access. >> Also, are you only generating the one skin on the pi? If you have >> multiple skins (testing them out or whatever) the image files tend to add >> up ( I bricked an 8gb Sandisk Cruzer doing this ), especially at archive >> intervals less than 5 minutes. >> >> Cheers >> Glenn >> >> rorpi - read only raspberry pi + weewx: now with scripts >> <https://github.com/glennmckechnie/rorpi-raspberrypi> >> >> On 31 October 2016 at 19:34, Jacek Skowroński <[email protected] >> <javascript:>> wrote: >> >>> Hi, >>> How does Your sd card "live" in raspberry pi? >>> On my example I lost 5 cards already - all of them by 3-4months long. >>> Is it normal? >>> >>> Yust now I'm looking to get rid of sd cards and write down data >>> somewhere else. >>> Any topics? Any hints? >>> >>> >> -- >> You received this message because you are subscribed to a topic in the >> Google Groups "weewx-user" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/weewx-user/atRpRzKrlyk/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> [email protected] <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "weewx-user" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> > > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
