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| bollig | re: the spectre and meltdown patches. anyone have benchmark data showing I/O performance impact after patching the ceph servers? First patching our skylake hypervisors resulted in 2% CPU perf-loss in HPL benchmark inside VM, and 30% I/O perf-loss in FIO benchmark inside VM. No loss from patching VMs (qemu+kvm virtualization). Then we patched the storage servers and again saw no further degredation. Better than I expected, but I’m curious if it pl | 17:22 |
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| bollig | out that way for others. | 17:22 |
| bollig | haswell* | 17:28 |
| bollig | broadwell* > < (compute: E5-2680v4, storage: E5-2630v4) | 17:31 |
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| oneswig | Greetings all. In the IRC meeting coming up at 2100UTC we have Andrey from Campina Grande talking about SGX and Ironic: https://wiki.openstack.org/wiki/Scientific_SIG#IRC_Meeting_January_9th_2018 | 19:48 |
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