Am 30.08.2018 um 10:54 schrieb isdtor <isdtor@xxxxxxxxx>: > > Leon Fauster via CentOS writes: >> Since the update from kernel-2.6.32-754.2.1.el6.x86_64 >> to kernel-2.6.32-754.3.5.el6.x86_64 I can not boot my >> KVM guests anymore!? The workstation panics immediately! >> >> I would not have expected this behavior now (last phase of OS). >> It was very robust until now (Optiplex Workstation). I see some KVM >> related lines in the changelog.diff. Before swimming upstream: >> >> Does some one have problems related to KVM with kernel-2.6.32-754.3.5.el6.x86_64 ?? > > Yes, the exact same thing happened here, and I suspect it is related to older cpus that don't get any Spectre/Meltdown updates. Thanks for the feedback. I' was assuming that some kind of Spectre/Meltdown fixes are causing this. > IBM x3250 > Intel(R) Xeon(R) CPU E3110 @ 3.00GHz > > This is a dual-core cpu of similar vintage to yours (can we have a model #?), pre-2010. processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 15 model name : Intel(R) Core(TM)2 Duo CPU E6850 @ 3.00GHz stepping : 11 microcode : 186 cpu MHz : 2000.000 cache size : 4096 KB physical id : 0 siblings : 2 core id : 1 cpu cores : 2 apicid : 1 initial apicid : 1 fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx lm constant_tsc arch_perfmon pebs bts rep_good aperfmperf eagerfpu pni dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm lahf_lm dtherm pti retpoline tpr_shadow vnmi flexpriority bogomips : 5984.84 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: > There goes a cheap and reliable VM dev machine :-/ No way. Should all IT departments trash a big percentage of there hardware now? -- LF _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx https://lists.centos.org/mailman/listinfo/centos