host xxx did no satisfy internal filter Memory because its swap value was illegal.
<br >[n34] 7 vms<br >(min, max) =3D (0.5G,1G) =3D= 1<br >(min, max) =3D (1G,2G) =3D 1<br >(min,&nb= sp;max) =3D (2G,2G) =3D 1<br >(min, max) =3D&nbs=
Memory Balloon Device Enabled: checked<br >--------------= ------------------------------<br ><br >7. rpm version<br >[root@n33= ~]# rpm -qa |grep vdsm<br >vdsm-yajsonrpc-4.16.27-0.= el6.noarch<br >vdsm-jsonrpc-4.16.27-0.el6.noarch<br >vdsm-cli-4.16.27-0.el6.no= arch<br >vdsm-python-zombiereaper-4.16.27-0.el6.noarch<br >vdsm-xmlrpc-4.16.27= -0.el6.noarch<br >vdsm-python-4.16.27-0.el6.noarch<br >vdsm-4.16.27-0.el6.x86_= 64<br ><br >[root@engine ~]# rpm -qa |grep ovirt<br >= ovirt-release36-001-2.noarch<br >ovirt-engine-setup-base-3.6.0.3-1.el6.noarch<= br >ovirt-engine-setup-3.6.0.3-1.el6.noarch<br >ovirt-image-uploader-3.6.0-1.e= l6.noarch<br >ovirt-engine-wildfly-8.2.0-1.el6.x86_64<br >ovirt-engine-setup-p= lugin-vmconsole-proxy-helper-3.6.0.3-1.el6.noarch<br >ovirt-host-deploy-1.4.0-= 1.el6.noarch<br >ovirt-engine-backend-3.6.0.3-1.el6.noarch<br >ovirt-engine-we= badmin-portal-3.6.0.3-1.el6.noarch<br >ovirt-engine-jboss-as-7.1.1-1.el6.x86_6= 4<br >ovirt-engine-lib-3.6.0.3-1.el6.noarch<br >ovirt-engine-setup-plugin-ovir= t-engine-common-3.6.0.3-1.el6.noarch<br >ovirt-engine-setup-plugin-ovirt-engin= e-3.6.0.3-1.el6.noarch<br >ovirt-engine-setup-plugin-websocket-proxy-3.6.0.3-1= .el6.noarch<br >ovirt-engine-sdk-python-3.6.0.3-1.el6.noarch<br >ovirt-iso-upl= oader-3.6.0-1.el6.noarch<br >ovirt-vmconsole-proxy-1.0.0-1.el6.noarch<br >ovir= t-engine-extensions-api-impl-3.6.0.3-1.el6.noarch<br >ovirt-engine-websocket-p= roxy-3.6.0.3-1.el6.noarch<br >ovirt-engine-vmconsole-proxy-helper-3.6.0.3-1.el= 6.noarch<br >ebay-cors-filter-1.0.1-0.1.ovirt.el6.noarch<br >ovirt-host-deploy= -java-1.4.0-1.el6.noarch<br >ovirt-engine-tools-3.6.0.3-1.el6.noarch<br >ovirt= -engine-restapi-3.6.0.3-1.el6.noarch<br >ovirt-engine-3.6.0.3-1.el6.noarch<br = ovirt-engine-extension-aaa-jdbc-1.0.1-1.el6.noarch<br >ovirt-engine-cli-3.6.0= .1-1.el6.noarch<br >ovirt-vmconsole-1.0.0-1.el6.noarch<br >ovirt-engine-wildfl= y-overlay-001-2.el6.noarch<br >ovirt-engine-dbscripts-3.6.0.3-1.el6.noarch<br = ovirt-engine-userportal-3.6.0.3-1.el6.noarch<br >ovirt-guest-tools-iso-3.6.0-= 0.2_master.fc22.noarch<br ><br ><br >### DB ###<br >[root@engine&nbs=
<br ><br >### code ###<br >##from: https://github.com/oVirt/ov= irt-engine<br >v3.6.0<br ><br >##from: D:\code\java\ovirt-engine\backend\= manager\modules\dal\src\main\resources\bundles\AppErrors.properties<br >VAR__D= ETAIL__SWAP_VALUE_ILLEGAL=3D$detailMessage its swap value = was illegal<br ><br >##from: D:\code\java\ovirt-engine\backend\manag= er\modules\bll\src\main\java\org\ovirt\engine\core\bll\scheduling\policyunits\= MemoryPolicyUnit.java<br >#-----------code--------------1#<br > &nb= sp; private boolean isVMSwapValueLegal(VDS host) {<br= if (!Config.<Boolean= > getValue(ConfigValues.EnableSwapCheck)) {<br > = ; = ; return true;<br > &= nbsp; }<br > &= nbsp; (omitted..)<br > &nb= sp;return ((swap_total - swap_free - mem_available)&n= bsp;* 100 / physical_mem_mb) <=3D Config.<Integ= er> getValue(ConfigValues.BlockMigrationOnSwapUsagePercentage)<br >&nb= sp; (omitted..)<br > } <br >#----= -------code--------------1#<br >if EnableSwapCheck =3D False&nb= sp;then return True, so we can simply disab= le this option? Any Suggestion?<br ><br >[root@engine = ;~]# engine-config --get BlockMigrationOnSwapUsagePercentage<br= BlockMigrationOnSwapUsagePercentage: 0 version: general<br ><= br >so,,<br >Config.<Integer> getValue(ConfigValues.BlockMigrationO= nSwapUsagePercentage) =3D 0<br >so,,<br >(swap_total - swa=
--disable EnableSwapCheck<br >How? Option not found = ;from 'engine-config --list', should I update ta= ble field direct from db?<br ><br ><br >--disk swap&n= bsp;partition on host<br >Should I do this opera= tion?<br ><br >--update ovirt-engine?<br >No useful infomation&= nbsp;found in latest release note, should I = ;do this operation?<br ><br ><br >### help ###<br >any help&nbs=
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test001, mem(min, = max) =3D (1G,1G)} on n34, update test001's = config: Host->Start Running On: Specific(n34), the= n start test001, while, it's running on n33= .<br ><br >2. err message <br >Error while executing&= nbsp;action: migrate <br >[engine gui]<br >xyz001:<br >Cannot&n= bsp;migrate VM. There is no host that satis= fies current scheduling constraints. See below f= or details:<br >The host n33.ovirt did not satis= fy internal filter Memory because has availabe&n= bsp;1863 MB memory. Insufficient free memory to&= nbsp;run the VM.<br >The host n34.ovirt did not&= nbsp;satisfy internal filter Memory because its = swap value was illegal.<br ><br ><br >[engine.log]<br >INFO&nbs= p; [org.ovirt.engine.core.bll.MigrateVmCommand] (default task-2= 3) [5916aa3b] Lock Acquired to object 'EngineLoc= k:{exclusiveLocks=3D'[73351885-9a92-4317-baaf-e4f2bed1171a=3D<VM, ACTI= ON_TYPE_FAILED_VM_IS_BEING_MIGRATED$VmName test11>]', sharedLocks= =3D'null'}'<br >INFO [org.ovirt.engine.core.bll.scheduling.Scheduli= ngManager] (default task-23) [5916aa3b] Candidate hos= t 'n34' ('2ae3a219-ae9a-4347-b1e2-0e100360231e') was filte= red out by 'VAR__FILTERTYPE__INTERNAL' filter 'Memory= ' (correlation id: null)<br >INFO [org.ovirt.engine.= core.bll.scheduling.SchedulingManager] (default task-23) [5916a= a3b] Candidate host 'n33' ('688aec34-5630-478e-ae5e-9d5799= 0804e5') was filtered out by 'VAR__FILTERTYPE__INTERN= AL' filter 'Memory' (correlation id: null)<br >WARN&n= bsp; [org.ovirt.engine.core.bll.MigrateVmCommand] (default task= -23) [5916aa3b] CanDoAction of action 'MigrateVm'&nbs= p;failed for user admin@internal. Reasons: VAR__ACTIO= N__MIGRATE,VAR__TYPE__VM,SCHEDULING_ALL_HOSTS_FILTERED_OUT,VAR__FILTERTYPE__IN= TERNAL,$hostName n33,$filterName Memory,$availableMem 1863,VAR_= _DETAIL__NOT_ENOUGH_MEMORY,SCHEDULING_HOST_FILTERED_REASON_WITH_DETAIL,VAR__FI= LTERTYPE__INTERNAL,$hostName n34,$filterName Memory,VAR__DETAIL__SWA= P_VALUE_ILLEGAL,SCHEDULING_HOST_FILTERED_REASON_WITH_DETAIL<br >INFO &nbs= p;[org.ovirt.engine.core.bll.MigrateVmCommand] (default task-23)&nbs= p;[5916aa3b] Lock freed to object 'EngineLock:{exclus= iveLocks=3D'[73351885-9a92-4317-baaf-e4f2bed1171a=3D<VM, ACTION_TYPE_F= AILED_VM_IS_BEING_MIGRATED$VmName test11>]', sharedLocks=3D'null'= }'<br ><br ><br >3. DC<br >Compatibility Version: 3.5<br ><br >= 4. Cluster<br >Memory Optimization: For Server Load&n= bsp;- Allow scheduling of 150% of physical = memory<br >Memory Balloon: Enable Memory Balloon Opti= mization<br >Enable KSM: Share memory pages across&nb= sp;all available memory (best KSM effectivness)<br ><= br >5. HOST<br >name: n33, n34<br >mem: 32G<br ><br >6.&nb= sp;VM<br >[n33] 11 vms<br >(min, max) =3D (2G,4G)&nbs= p;=3D 8<br >(min, max) =3D (2G,8G) =3D 1<br >(mi= n, max) =3D (2G,2G) =3D 2<br >total: 22G/44G<br = p;(2G,4G) =3D 3<br >(min, max) =3D (8G,8G) =3D&n= bsp;1<br >total: 17.5G/25G<br >------------------------------------------= --<br >(min, max) =3D (2G,4G) stands for: <br >M= emory Size: 4G<br >Physical Memory Guaranteed: 2G<br = p;~]# su postgres<br >bash-4.1$ cd ~<br >bash-4.1$ ps= ql engine<br >engine=3D# select vds_id, physical_mem_mb,&n= bsp;mem_commited, vm_active, vm_count, reserved_mem, guest= _overhead, transparent_hugepages_state, pending_vmem_size from&= nbsp;vds_dynamic;<br > &n= bsp; vds_id &n= bsp; | physica= l_mem_mb | mem_commited | vm_active | vm_count&n= bsp;| reserved_mem | guest_overhead | transparent_hug= epages_state | pending_vmem_size <br >-------------------------= -------------+-----------------+--------------+-----------+----------+--------= ------+----------------+-----------------------------+-------------------<br >= 688aec34-5630-478e-ae5e-9d57990804e5 | = ; 32057 | = ; 45836 | = ;11 | 11 | = ; 321 | &= nbsp; 65 | &nbs= p; &nbs= p; 2 |&n= bsp; &n= bsp; 0<br > 2ae3a219-ae9a-4347-b1e2-0e100360231e |&= nbsp; 32057 |&= nbsp; 26120 | &= nbsp; 7 | = ; 7 | &nb= sp;321 | = ; 65 | &n= bsp; &n= bsp; 2 | = 0<br >(2 rows= )<br ><br ><br ><br >### memory ###<br >[n33]<br ># free -= m<br > = total used &nb= sp; free shared = ; buffers cached<br >Mem: &= nbsp; 32057 31= 770 287 = 0 = ; 41 6347<br >-/+ buf= fers/cache: 25381 &n= bsp; 6676<br >Swap: = 29999 10025 &n= bsp;19974<br ><br >Physical Memory: &n= bsp; &n= bsp; 32057 MB total,&= nbsp;25646 MB used, 6411 MB free<br >Swap Size:&= nbsp; &= nbsp; &= nbsp; 29999 MB total, = 10025 MB used, 19974 MB free<br >Max free M= emory for scheduling new VMs: = ;1928.5 MB<br ><br ><br >[n34]<br ># free -m<br > &n= bsp; total &nb= sp; used = ;free shared buffers = cached<br >Mem: &nb= sp; 32057 31713 = ; 344 &n= bsp; 0 78 = ; 13074<br >-/+ buffers/cache: &n= bsp; 18560 13497<br >Swap:= 29999 &= nbsp; 5098 24901<br ><br >Physic= al Memory: &nb= sp; &nb= sp; 32057 MB total, 18593 MB u= sed, 13464 MB free<br >Swap Size: &= nbsp; &= nbsp; &= nbsp; 29999 MB total, 5098 MB used,&= nbsp;24901 MB free<br >Max free Memory for sched= uling new VMs: 21644.5 MB<br ><br = p_free - mem_available) * 100 / physical_mem_mb&= nbsp;<=3D 0<br >so,,<br >swap_total - swap_free - = mem_available <=3D 0<br >right?<br >so,, if (swap_total= - swap_free) <=3D mem_available then return&= nbsp;True else return False<br ><br ><br >#-----------code-----= ---------2#<br > for (VDS v= ds : hosts) {<br > &nb= sp; if (!isVMSwapValueLegal(vds)) {<br > = ; = ; log.debug("Host '{}' swap value is illeg= al", vds.getName());<br > = messages.addMessage(vds.getId(= ), EngineMessage.VAR__DETAIL__SWAP_VALUE_ILLEGAL.toString());<br > &= nbsp; &= nbsp; continue;<br > = ; }<br > = ; if (!memoryChecker.evaluate(vds, vm)) {<br >= = int hostAavailableMem =3D SlaValidator.getIns= tance().getHostAvailableMemoryLimit(vds);<br > &n= bsp; log.debug("Hos= t '{}' has {} MB available. Insufficient me= mory to run the VM",<br > &nb= sp; &nb= sp; vds.getName(),<br > &n= bsp; &n= bsp; hostAavailableMem);<br > &n= bsp; &n= bsp;messages.addMessage(vds.getId(), String.format("$availableMem %1= $d", hostAavailableMem));<br > &= nbsp; messages.addMessage(vds.g= etId(), EngineMessage.VAR__DETAIL__NOT_ENOUGH_MEMORY.toString());<br >&nb= sp; &nb= sp; continue;<br > &= nbsp; }<br > &= nbsp; (omitted..)<br > &nb= sp; }<br ><br >#-----------code--------------2#<br >!isVMSwapValueLegal&n= bsp;then throw exception, right?<br >so,, when we&nbs= p;migrate vm from n33 to n34, the swap = ;status on n34 actually is:<br >(swap_total - sw= ap_free) > mem_available<br ><br >swap_used > mem_av= ailable? confused...<br ><br >so,, the logic is:<br >1)&nb= sp;check n33: swap[passed], then memory[failed], then= goto (for..continue..loop)<br >2) check n34: swap[fa= iled], then goto (for..continue..loop)<br ><br >If I = have misunderstood anything, please let me know.= <br ><br ><br ><br >### conclusion ###<br >1) n33 do = not have enough memory. [yes, I know that.]= <br >2) n34 memory is illegal [why and how&= nbsp;to solve it?]<br >3) what I tried:<br >--change&= nbsp;config: BlockMigrationOnSwapUsagePercentage<br >[root@engine ~]= # engine-config --set BlockMigrationOnSwapUsagePercentage=3D75&= nbsp;-cver general<br >[root@engine ~]# engine-config --ge= t BlockMigrationOnSwapUsagePercentage<br >BlockMigrationOnSwapUsagePercen= tage: 75 version: general<br ><br >Result: failed.<br ><br= p;would be appreciated.<br ><br >ZYXW. Reference<br >http://www= .ovirt.org/Sla/FreeMemoryCalculation<br >http://lists.ovirt.org/pipermail/user= s/2012-November/010858.html<br >http://lists.ovirt.org/pipermail/users/2013-Ma= rch/013201.html<br >http://comments.gmane.org/gmane.comp.emulators.ovirt.user/= 19288<br >http://jim.rippon.me.uk/2013/07/ovirt-testing-english-instructions-f= or.html</span></div></div> ------=ALIBOUNDARY_54603_493d9940_568114ce_5020f--
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