[9fans] 9PI kernel stability

2015-02-09 Thread Dante
Dear 9ers, I have noticed 2 interesting symptoms while running my Raspberry PI (Model B, 512MB) for quite some time. They look to me as some sort of race conditions. If anyone has seen these before or has an idea what's wrong, please help: 1. Text windows sometimes get black "garbage" on the

Re: [9fans] 9PI kernel stability

2015-02-09 Thread Richard Miller
> 1. Text windows sometimes get black "garbage" on the background that > refuses to go, even if text is scrolled over it. > The size of the "garbage" is about 1 character, and looks like an > "island". That is, neither meaningful symbol, nor random pattern. There are known race conditions i

Re: [9fans] 9PI kernel stability

2015-02-09 Thread Dante
On 09.02.2015 10:48, Richard Miller wrote: 1. Text windows sometimes get black "garbage" on the background that refuses to go, even if text is scrolled over it. The size of the "garbage" is about 1 character, and looks like an "island". That is, neither meaningful symbol, nor random patter

Re: [9fans] 9PI kernel stability

2015-02-09 Thread Richard Miller
>>> 2. When writing large files to an USB memory stick FAT file system >>> (say, >>> a large TAR archive), the mount is lost, leading to a truncated file. >> >> Try putting the memory stick on a powered usb hub and see if that works >> better. > > I did, and for this reason I suspect the USB dri

Re: [9fans] 9PI kernel stability

2015-02-09 Thread Dante
It's a tar of dante's home directory. Alternatively, it's a tar of the whole fossil partition. Again alternatively, I piclone the system to a new SD disk. Of course, it might be my Pi or my powered USB hub (I use one) or my SD cards (I have more than one). The problem is that I can't isolate th

Re: [9fans] 9PI kernel stability

2015-02-09 Thread Lyndon Nerenberg
On Feb 9, 2015, at 1:48 AM, Richard Miller <9f...@hamnavoe.com> wrote: >> 1. Text windows sometimes get black "garbage" on the background that >> refuses to go, even if text is scrolled over it. >> The size of the "garbage" is about 1 character, and looks like an >> "island". That is, neith