huibintemaspamfaq
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huibintemaspamfaq [2020/10/05 17:48] – [Problems running SPAM on new Intel CPUs, possibly after Linux update] huibintema | huibintemaspamfaq [2021/02/03 14:26] (current) – huibintema | ||
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import OSystem, OErr | import OSystem, OErr | ||
</ | </ | ||
- | Something will fail here, probably a missing python package or a missing library. Some of the missing libraries can be found [[ftp:// | + | Something will fail here, probably a missing python package or a missing library. Some of the missing libraries can be found [[https:// |
<code bash> | <code bash> | ||
ldd ${SPAM_PATH}/ | ldd ${SPAM_PATH}/ | ||
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Q: Why doesn' | Q: Why doesn' | ||
- | A: Updates of the Linux operating system in 2017 has triggered floating point problems when running AIPS tasks on a new line of Intel Xeon E5-xxx CPUs. This is likely caused by an outdated Intel compiler used to build the AIPS binary install. A GNU compiled version of AIPS 31DEC13 fixes the problem and is available [[ftp:// | + | A: Updates of the Linux operating system in 2017 has triggered floating point problems when running AIPS tasks on a new line of Intel Xeon E5-xxx CPUs. This is likely caused by an outdated Intel compiler used to build the AIPS binary install. A GNU compiled version of AIPS 31DEC13 fixes the problem and is available [[https:// |
Q: Why does the SPAM pipeline generate signal 11 errors in certain AIPS tasks? | Q: Why does the SPAM pipeline generate signal 11 errors in certain AIPS tasks? | ||
- | A: What is causing this is not completely clear, but probably has to do with the newer Intel hardware and Linux installs. A work-around seems to be to use the GNU-compiled version of AIPS 31DEC13 available [[ftp:// | + | A: What is causing this is not completely clear, but probably has to do with the newer Intel hardware and Linux installs. A work-around seems to be to use the GNU-compiled version of AIPS 31DEC13 available [[https:// |
(Kindly tested by Gerrit Schellenberger and Arnab Chakraborty) | (Kindly tested by Gerrit Schellenberger and Arnab Chakraborty) | ||
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Q: Why doesn' | Q: Why doesn' | ||
- | A: Updates of the Linux operating system in 2017 has triggered floating point problems when running AIPS tasks on a new line of Intel Xeon E5-xxx CPUs. This is likely caused by an outdated Intel compiler used to build the AIPS binary install. A GNU compiled version of AIPS 31DEC13 fixes the problem and is available [[ftp:// | + | A: Updates of the Linux operating system in 2017 has triggered floating point problems when running AIPS tasks on a new line of Intel Xeon E5-xxx CPUs. This is likely caused by an outdated Intel compiler used to build the AIPS binary install. A GNU compiled version of AIPS 31DEC13 fixes the problem and is available [[https:// |
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huibintemaspamfaq.1601912914.txt.gz · Last modified: 2020/10/05 17:48 by huibintema