Usually, I've seen (null) domains are not running but their Qemu DMs are running. You could probably remove the (null) from the list by using "kill -9" on the qemu pids.
On Nov 27, 2016 11:55 PM, "Michael Schinzel" <schin...@ip-projects.de> wrote: > Good Morning, > > > > we have some issues with our Xen Hosts. It seems it is a xen bug but we do > not find the solution. > > > > Name ID Mem VCPUs State > Time(s) > > Domain-0 0 16192 4 r----- > 147102.5 > > (null) 2 1 1 --p--d > 1273.2 > > vmanager2268 4 1024 1 -b---- > 34798.8 > > vmanager2340 5 1024 1 -b---- > 5983.8 > > vmanager2619 12 512 1 -b---- > 1067.0 > > vmanager2618 13 1024 4 -b---- > 1448.7 > > vmanager2557 14 1024 1 -b---- > 2783.5 > > vmanager1871 16 512 1 -b---- > 3772.1 > > vmanager2592 17 512 1 -b---- > 19744.5 > > vmanager2566 18 2048 1 -b---- > 3068.4 > > vmanager2228 19 512 1 -b---- > 837.6 > > vmanager2241 20 512 1 -b---- > 997.0 > > vmanager2244 21 2048 1 -b---- > 1457.9 > > vmanager2272 22 2048 1 -b---- > 1924.5 > > vmanager2226 23 1024 1 -b---- > 1454.0 > > vmanager2245 24 512 1 -b---- > 692.5 > > vmanager2249 25 512 1 -b---- > 22857.7 > > vmanager2265 26 2048 1 -b---- > 1388.1 > > vmanager2270 27 512 1 -b---- > 1250.6 > > vmanager2271 28 2048 3 -b---- > 2060.8 > > vmanager2273 29 1024 1 -b---- > 34089.4 > > vmanager2274 30 2048 1 -b---- > 8585.1 > > vmanager2281 31 2048 2 -b---- > 1848.9 > > vmanager2282 32 512 1 -b---- > 755.1 > > vmanager2288 33 1024 1 -b---- > 543.6 > > vmanager2292 34 512 1 -b---- > 3004.9 > > vmanager2041 35 512 1 -b---- > 4246.2 > > vmanager2216 36 1536 1 -b---- > 47508.3 > > vmanager2295 37 512 1 -b---- > 1414.9 > > vmanager2599 38 1024 4 -b---- > 7523.0 > > vmanager2296 39 1536 1 -b---- > 7142.0 > > vmanager2297 40 512 1 -b---- > 536.7 > > vmanager2136 42 1024 1 -b---- > 6162.9 > > vmanager2298 43 512 1 -b---- > 441.7 > > vmanager2299 44 512 1 -b---- > 368.7 > > (null) 45 4 1 --p--d > 1296.3 > > vmanager2303 46 512 1 -b---- > 1437.0 > > vmanager2308 47 512 1 -b---- > 619.3 > > vmanager2318 48 512 1 -b---- > 976.8 > > vmanager2325 49 512 1 -b---- > 480.2 > > vmanager2620 53 512 1 -b---- > 346.2 > > (null) 56 0 1 > --p--d 8.8 > > vmanager2334 57 512 1 -b---- > 255.5 > > vmanager2235 58 512 1 -b---- > 1724.2 > > vmanager987 59 512 1 -b---- > 647.1 > > vmanager2302 60 512 1 -b---- > 171.4 > > vmanager2335 61 512 1 > -b---- 31.3 > > vmanager2336 62 512 1 > -b---- 45.1 > > vmanager2338 63 512 1 > -b---- 22.6 > > vmanager2346 64 512 1 > -b---- 20.9 > > vmanager2349 65 2048 1 > -b---- 14.4 > > vmanager2350 66 512 1 -b---- > 324.8 > > vmanager2353 67 512 1 > -b---- 7.6 > > > > > > HVM VMs change sometimes in the state (null). > > > > We still upgraded xen from 4.1.1 to 4.8, we upgraded the System Kernel – > > > > root@v8:~# uname -a > > Linux v8.ip-projects.de 4.8.10-xen #2 SMP Mon Nov 21 18:56:56 CET 2016 > x86_64 GNU/Linux > > > > But all these points dont help us to solve this issue. > > > > Now we are searching a Xen administrator which can help us anylising and > solving this issue. We would also pay for this Service. > > > > Hardware Specs of the host: > > > > 2x Intel Xeon E5-2620v4 > 256 GB DDR4 ECC Reg RAM > 6x 3 TB WD RE > 2x 512 GB Kingston KC > 2x 256 GB Kingston KC > 2x 600 GB SAS > LSI MegaRAID 9361-8i > MegaRAID Kit LSICVM02 > > > > > > The cause behind this Setup: > > > > 6x 3 TB WD RE – RAID 10 – W/R IO Cache + CacheCade LSI – Data Storage > > 2x 512 GB Kingston KC400 SSDs – RAID 1 – SSD Cache for RAID 10 Array > > 2x 256 GB Kingston KC400 SSD – RAID 1 – SWAP Array for Para VMs > > 2x 600 GB SAS - RAID 1 – Backup Array for faster Backup of the VMs to > external Storage. > > > > > > > > > > Mit freundlichen Grüßen > > > > Michael Schinzel > > - Geschäftsführer - > > > > [image: https://www.ip-projects.de/logo_mail.png] > <https://www.ip-projects.de/> > > IP-Projects GmbH & Co. KG > Am Vogelherd 14 > D - 97295 Waldbrunn > > Telefon: 09306 - 76499-0 > FAX: 09306 - 76499-15 > E-Mail: i...@ip-projects.de > > Geschäftsführer: Michael Schinzel > Registergericht Würzburg: HRA 6798 > Komplementär: IP-Projects Verwaltungs GmbH > > > > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xen.org > https://lists.xen.org/xen-devel > >
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