> If you run top what are you seeing on the %Cpu(s) line?%20 On Mon, Feb 8, 2016 at 9:30 PM, Alvin Starr <alvin at netvel.net> wrote:> Slow disks will show up as higher I/Owait times. > If your seeing 99% cpu usage then your likely looking at some other problem. > > If you run top what are you seeing on the %Cpu(s) line? > > > On 02/08/2016 02:20 PM, Gokan Atmaca wrote: >>> >>> I'm guessing you're using standard 7,200rpm platter drives? You'll need >>> to share more information about your environment in order for us to >>> provide useful feedback. Usually though, the answer is 'caching' and/or >>> 'faster disks'. >> >> Yes , 7.2k rpm disks. 2T mirror (soft). In fact, I had such a >> preference for slightly more capacity. >> Unfortunately very expensive SAS drives. But this works only if the >> server in question occur. >> In this case, about 15 minutes. progress. >> >> >> On Mon, Feb 8, 2016 at 9:13 PM, Digimer <lists at alteeve.ca> wrote: >>> >>> On 08/02/16 02:12 PM, Gokan Atmaca wrote: >>>> >>>> Hello >>>> >>>> I use KVM. In a virtual machine "jbd2 dm-0" disk I / O is very >>>> increases. It consumes up to 99%. For this reason, slowing down the >>>> other virtual machine. What should I do to solve the problem. ? >>>> >>>> Thanks.. >>> >>> I'm guessing you're using standard 7,200rpm platter drives? You'll need >>> to share more information about your environment in order for us to >>> provide useful feedback. Usually though, the answer is 'caching' and/or >>> 'faster disks'. >>> >>> -- >>> Digimer >>> Papers and Projects: https://alteeve.ca/w/ >>> What if the cure for cancer is trapped in the mind of a person without >>> access to education? >>> _______________________________________________ >>> CentOS-virt mailing list >>> CentOS-virt at centos.org >>> https://lists.centos.org/mailman/listinfo/centos-virt >> >> _______________________________________________ >> CentOS-virt mailing list >> CentOS-virt at centos.org >> https://lists.centos.org/mailman/listinfo/centos-virt > > > > -- > Alvin Starr || voice: (905)513-7688 > Netvel Inc. || Cell: (416)806-0133 > alvin at netvel.net || > > > _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org > https://lists.centos.org/mailman/listinfo/centos-virt
You need to provide more information. 20% is what number. There are something like 6 numbers on that line. On 02/08/2016 02:56 PM, Gokan Atmaca wrote:>> If you run top what are you seeing on the %Cpu(s) line? > %20 > > > On Mon, Feb 8, 2016 at 9:30 PM, Alvin Starr <alvin at netvel.net> wrote: >> Slow disks will show up as higher I/Owait times. >> If your seeing 99% cpu usage then your likely looking at some other problem. >> >> If you run top what are you seeing on the %Cpu(s) line? >> >> >> On 02/08/2016 02:20 PM, Gokan Atmaca wrote: >>>> I'm guessing you're using standard 7,200rpm platter drives? You'll need >>>> to share more information about your environment in order for us to >>>> provide useful feedback. Usually though, the answer is 'caching' and/or >>>> 'faster disks'. >>> Yes , 7.2k rpm disks. 2T mirror (soft). In fact, I had such a >>> preference for slightly more capacity. >>> Unfortunately very expensive SAS drives. But this works only if the >>> server in question occur. >>> In this case, about 15 minutes. progress. >>> >>> >>> On Mon, Feb 8, 2016 at 9:13 PM, Digimer <lists at alteeve.ca> wrote: >>>> On 08/02/16 02:12 PM, Gokan Atmaca wrote: >>>>> Hello >>>>> >>>>> I use KVM. In a virtual machine "jbd2 dm-0" disk I / O is very >>>>> increases. It consumes up to 99%. For this reason, slowing down the >>>>> other virtual machine. What should I do to solve the problem. ? >>>>> >>>>> Thanks.. >>>> I'm guessing you're using standard 7,200rpm platter drives? You'll need >>>> to share more information about your environment in order for us to >>>> provide useful feedback. Usually though, the answer is 'caching' and/or >>>> 'faster disks'. >>>> >>>> -- >>>> Digimer >>>> Papers and Projects: https://alteeve.ca/w/ >>>> What if the cure for cancer is trapped in the mind of a person without >>>> access to education? >>>> _______________________________________________ >>>> CentOS-virt mailing list >>>> CentOS-virt at centos.org >>>> https://lists.centos.org/mailman/listinfo/centos-virt >>> _______________________________________________ >>> CentOS-virt mailing list >>> CentOS-virt at centos.org >>> https://lists.centos.org/mailman/listinfo/centos-virt >> >> >> -- >> Alvin Starr || voice: (905)513-7688 >> Netvel Inc. || Cell: (416)806-0133 >> alvin at netvel.net || >> >> >> _______________________________________________ >> CentOS-virt mailing list >> CentOS-virt at centos.org >> https://lists.centos.org/mailman/listinfo/centos-virt > _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org > https://lists.centos.org/mailman/listinfo/centos-virt-- Alvin Starr || voice: (905)513-7688 Netvel Inc. || Cell: (416)806-0133 alvin at netvel.net ||
On Mon, Feb 8, 2016 at 2:53 PM, Alvin Starr <alvin at netvel.net> wrote:> You need to provide more information. > 20% is what number. > There are something like 6 numbers on that line. > >Post commands and results of command outputs....
>>> If you run top what are you seeing on the %Cpu(s) line?http://i.hizliresim.com/NrmV9Y.png On Mon, Feb 8, 2016 at 10:53 PM, Alvin Starr <alvin at netvel.net> wrote:> You need to provide more information. > 20% is what number. > There are something like 6 numbers on that line. > > > On 02/08/2016 02:56 PM, Gokan Atmaca wrote: >>> >>> If you run top what are you seeing on the %Cpu(s) line? >> >> %20 >> >> >> On Mon, Feb 8, 2016 at 9:30 PM, Alvin Starr <alvin at netvel.net> wrote: >>> >>> Slow disks will show up as higher I/Owait times. >>> If your seeing 99% cpu usage then your likely looking at some other >>> problem. >>> >>> If you run top what are you seeing on the %Cpu(s) line? >>> >>> >>> On 02/08/2016 02:20 PM, Gokan Atmaca wrote: >>>>> >>>>> I'm guessing you're using standard 7,200rpm platter drives? You'll need >>>>> to share more information about your environment in order for us to >>>>> provide useful feedback. Usually though, the answer is 'caching' and/or >>>>> 'faster disks'. >>>> >>>> Yes , 7.2k rpm disks. 2T mirror (soft). In fact, I had such a >>>> preference for slightly more capacity. >>>> Unfortunately very expensive SAS drives. But this works only if the >>>> server in question occur. >>>> In this case, about 15 minutes. progress. >>>> >>>> >>>> On Mon, Feb 8, 2016 at 9:13 PM, Digimer <lists at alteeve.ca> wrote: >>>>> >>>>> On 08/02/16 02:12 PM, Gokan Atmaca wrote: >>>>>> >>>>>> Hello >>>>>> >>>>>> I use KVM. In a virtual machine "jbd2 dm-0" disk I / O is very >>>>>> increases. It consumes up to 99%. For this reason, slowing down the >>>>>> other virtual machine. What should I do to solve the problem. ? >>>>>> >>>>>> Thanks.. >>>>> >>>>> I'm guessing you're using standard 7,200rpm platter drives? You'll need >>>>> to share more information about your environment in order for us to >>>>> provide useful feedback. Usually though, the answer is 'caching' and/or >>>>> 'faster disks'. >>>>> >>>>> -- >>>>> Digimer >>>>> Papers and Projects: https://alteeve.ca/w/ >>>>> What if the cure for cancer is trapped in the mind of a person without >>>>> access to education? >>>>> _______________________________________________ >>>>> CentOS-virt mailing list >>>>> CentOS-virt at centos.org >>>>> https://lists.centos.org/mailman/listinfo/centos-virt >>>> >>>> _______________________________________________ >>>> CentOS-virt mailing list >>>> CentOS-virt at centos.org >>>> https://lists.centos.org/mailman/listinfo/centos-virt >>> >>> >>> >>> -- >>> Alvin Starr || voice: (905)513-7688 >>> Netvel Inc. || Cell: (416)806-0133 >>> alvin at netvel.net || >>> >>> >>> _______________________________________________ >>> CentOS-virt mailing list >>> CentOS-virt at centos.org >>> https://lists.centos.org/mailman/listinfo/centos-virt >> >> _______________________________________________ >> CentOS-virt mailing list >> CentOS-virt at centos.org >> https://lists.centos.org/mailman/listinfo/centos-virt > > > > -- > Alvin Starr || voice: (905)513-7688 > Netvel Inc. || Cell: (416)806-0133 > alvin at netvel.net || > > _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org > https://lists.centos.org/mailman/listinfo/centos-virt