[Lustre-discuss] New to Lustre, test install.

Oleg Drokin green at whamcloud.com
Tue Aug 9 14:54:36 PDT 2011


On Aug 9, 2011, at 12:20 PM, Ray Muno wrote:
> When I run the test suite, as indicated, I do not get very far.
> # /usr/lib64/lustre/tests/llmount.sh
> ...
> lnet.debug_mb=24
> error: set_param: writing to file /proc/sys/lnet/debug_mb: Invalid argument

If you have a lot of CPU cores, try setting DEBUG_SIZE environment variable to something bigger.
like double your CPU cores (this is in megabytes for debug buffers. if you are not
interested in the debug buffers, set it to 0).

Oleg Drokin
Senior Software Engineer
Whamcloud, Inc.

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