Re: Kernel 2.6.32 "blocked for more than 120 seconds"

[Thomas Mueller <thomas@chaschperli.ch>]

> I'm having this issue on all of my servers running the
> linux-image-amd64 from the backports (2.6.32-bpo.5-amd64).
>
> I can't find a way to reproduce it, but i have one server that does a
> lot of fsync commands (mongodb) and i see if more often there as well.
>
> I also have a few servers with a stock kernel and they don't have
> those kind of errors at all.
>
> The reason i do use the kernel from backports is because i'm in need
> for the mpt2sas modules.
>
>
> [613954.220010] INFO: task mysqld:9935 blocked for more than 120 seconds.

I do see similiar messages with mvsas and a tape drive. it's working 
with 2.6.32-bpo.4-amd64 but not with 2.6.32-bpo.5-amd64.

- Thomas