From dd5c081962e56e735873ffeb10d2d03dcbdb5962 Mon Sep 17 00:00:00 2001 From: "https://www.google.com/accounts/o8/id?id=AItOawnZEanlyzay_QlEAL0CWpyZcRTyN7vay8U" Date: Wed, 30 Oct 2013 15:16:45 +0000 Subject: --- ...rives_seem_to_die_when_using_the_ARM_build.mdwn | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 doc/bugs/microsd__47__thumbdrives_seem_to_die_when_using_the_ARM_build.mdwn (limited to 'doc/bugs/microsd__47__thumbdrives_seem_to_die_when_using_the_ARM_build.mdwn') diff --git a/doc/bugs/microsd__47__thumbdrives_seem_to_die_when_using_the_ARM_build.mdwn b/doc/bugs/microsd__47__thumbdrives_seem_to_die_when_using_the_ARM_build.mdwn new file mode 100644 index 000000000..c10176463 --- /dev/null +++ b/doc/bugs/microsd__47__thumbdrives_seem_to_die_when_using_the_ARM_build.mdwn @@ -0,0 +1,36 @@ +### Please describe the problem. + +1 thumb drive became corrupted when using as a server on raspberry pi, and 2 microSD cards when using as a client in my phone. Both happened during syncing largish repository. (corrupted = permanent input/output error) + +* Put git annex on my android phone with a 64GB (FAT) micro SD, fired up git annex, it got reported as corrupted half on hour later, reformatting worked but got reported as corrupted again. + +* Put git annex assistant on my raspberry pi, one of the thumbdrives in my LVM (ext4) got corrupted shortly after I began using the assistant. I replaced them with a cheap real SSD drive, and had no problem since. + +* Put git annex back on my android phone. Kept it going for an extended sync session, but it never started syncing. I kept it going for an hour or so, and my new 32GB microSD (FAT) got corrupted. + +The pattern is nothing like proof, but it seems to be too regular to be completely coincidental. The pattern seems to be: ARM + (SDcard|USBstick) + Assistant = drive corruption. + +My guess is that the ARM build might have some kind of unlucky write pattern or loop that causes increased wear, but I know very little of the interna. + +### What steps will reproduce the problem? + +* Get a raspberry pi and a USB stick, or an android phone and a microSD card +* Get an [ARM build of the assistant](https://github.com/tradloff/git-annex-RPi) +* Sync a largish (12GB) repository + +### What version of git-annex are you using? On what operating system? + +4.20131002 on the pi, 20131024 for the 32GB SD, and 20131015 for the 64GB SD. + +### Please provide any additional information below. + +[[!format sh """ +# If you can, paste a complete transcript of the problem occurring here. +# If the problem is with the git-annex assistant, paste in .git/annex/daemon.log + +Unfortunately, daemon.log was unrecoverable along with the other files on the SD card. + +I can try and autosync the daemon.log somewhere if I happen to come along a bunch of scrap flash storage (not impossible). + +# End of transcript or log. +"""]] -- cgit v1.2.3