ccminer 8000kh for 6 card rig
wildrig 8000kh too 。。。

now compare hashrate on pool

With wildrig statistics graph should be better for average hashrate than in ccminer.

how can do loop in ubuntu？ Aborted (core dumped)...

See first post, I have updated instructions there. Also can you provide last lines of console output before dump?

[17:47:55] GPU #4: scratchpad patched 42566552
[17:47:55] GPU #4: scratchpad patched 42566552
Aborted (core dumped)