*** This bug is a duplicate of bug 1346687 ***
https://bugs.launchpad.net/bugs/1346687
what about this issue
2、iostat display high iowait
avg-cpu: %user %nice %system %iowait %steal %idle
0.09 0.00 0.13 0.15 0.00 99.62
Device: rrqm/s wrqm/s r/s w/s rkB/s wkB/s avgrq-sz
avgqu-sz await r_await w_await svctm %util
vda 0.07 0.61 0.77 0.61 15.21 14.03 42.26
0.01 22228.49 23156.92 21049.84 1.47 0.20
vdb 0.00 0.00 0.02 0.00 0.07 0.00 8.38
0.00 109.49 109.49 0.00 1.99 0.00
------------------ 原始邮件 ------------------
发件人: "Bug 1385123"<1385...@bugs.launchpad.net>;
发送时间: 2014年10月24日(星期五) 晚上11:10
收件人: "梦开始的地方"<382607...@qq.com>;
主题: [Bug 1385123] Re: ubuntu 3.13.0-32-generic kernel IO problem
*** This bug is a duplicate of bug 1346687 ***
https://bugs.launchpad.net/bugs/1346687
** This bug has been marked a duplicate of bug 1346687
Ubuntu 14 KVM Guest I/O Elevator Non-configurable
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You received this bug notification because you are subscribed to the bug
report.
https://bugs.launchpad.net/bugs/1385123
Title:
ubuntu 3.13.0-32-generic kernel IO problem
Status in “linux” package in Ubuntu:
Incomplete
Bug description:
1、Cannot set IO scheduler
root@VM-132-36-ubuntu:~# echo "deadline" > /sys/block/vda/queue/scheduler
root@VM-132-36-ubuntu:~# cat /sys/block/vda/queue/scheduler
none
2、iostat display high iowait
avg-cpu: %user %nice %system %iowait %steal %idle
0.09 0.00 0.13 0.15 0.00 99.62
Device: rrqm/s wrqm/s r/s w/s rkB/s wkB/s avgrq-sz
avgqu-sz await r_await w_await svctm %util
vda 0.07 0.61 0.77 0.61 15.21 14.03 42.26
0.01 22228.49 23156.92 21049.84 1.47 0.20
vdb 0.00 0.00 0.02 0.00 0.07 0.00 8.38
0.00 109.49 109.49 0.00 1.99 0.00
---
AlsaDevices:
total 0
crw-rw---T 1 root audio 116, 1 Oct 24 09:12 seq
crw-rw---T 1 root audio 116, 33 Oct 24 09:12 timer
AplayDevices: Error: [Errno 2] No such file or directory
ApportVersion: 2.0.1-0ubuntu17.6
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CRDA: Error: [Errno 2] No such file or directory
CurrentDmesg: [ 574.330919] EXT4-fs error (device vda1):
ext4_mb_generate_buddy:756: group 51, 27286 clusters in bitmap, 27290 in gd;
block bitmap corrupt.
DistroRelease: Ubuntu 12.04
HibernationDevice: RESUME=UUID=4cdfdaf0-31b3-41ba-834c-a838a68e6a1a
IwConfig: Error: [Errno 2] No such file or directory
Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: Bochs Bochs
MarkForUpload: True
Package: linux (not installed)
PciMultimedia:
ProcEnviron:
TERM=linux
SHELL=/bin/bash
PATH=(custom, no user)
LANG=en_US.UTF-8
LANGUAGE=en_US:
ProcFB: 0 cirrusdrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-32-generic
root=UUID=c1ac9522-d89a-464d-b100-a3b761ab4de7 ro splash quiet
ProcVersionSignature: Ubuntu 3.13.0-32.57~precise1-generic 3.13.11.4
RelatedPackageVersions:
linux-restricted-modules-3.13.0-32-generic N/A
linux-backports-modules-3.13.0-32-generic N/A
linux-firmware 1.79.1
RfKill: Error: [Errno 2] No such file or directory
Tags: precise
Uname: Linux 3.13.0-32-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
dmi.bios.date: 01/01/2011
dmi.bios.vendor: Bochs
dmi.bios.version: Bochs
dmi.chassis.type: 1
dmi.chassis.vendor: Bochs
dmi.modalias:
dmi:bvnBochs:bvrBochs:bd01/01/2011:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr:
dmi.product.name: Bochs
dmi.sys.vendor: Bochs
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1385123/+subscriptions
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Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1385123
Title:
ubuntu 3.13.0-32-generic kernel IO problem
Status in “linux” package in Ubuntu:
Incomplete
Bug description:
1、Cannot set IO scheduler
root@VM-132-36-ubuntu:~# echo "deadline" > /sys/block/vda/queue/scheduler
root@VM-132-36-ubuntu:~# cat /sys/block/vda/queue/scheduler
none
2、iostat display high iowait
avg-cpu: %user %nice %system %iowait %steal %idle
0.09 0.00 0.13 0.15 0.00 99.62
Device: rrqm/s wrqm/s r/s w/s rkB/s wkB/s avgrq-sz
avgqu-sz await r_await w_await svctm %util
vda 0.07 0.61 0.77 0.61 15.21 14.03 42.26
0.01 22228.49 23156.92 21049.84 1.47 0.20
vdb 0.00 0.00 0.02 0.00 0.07 0.00 8.38
0.00 109.49 109.49 0.00 1.99 0.00
---
AlsaDevices:
total 0
crw-rw---T 1 root audio 116, 1 Oct 24 09:12 seq
crw-rw---T 1 root audio 116, 33 Oct 24 09:12 timer
AplayDevices: Error: [Errno 2] No such file or directory
ApportVersion: 2.0.1-0ubuntu17.6
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CRDA: Error: [Errno 2] No such file or directory
CurrentDmesg: [ 574.330919] EXT4-fs error (device vda1):
ext4_mb_generate_buddy:756: group 51, 27286 clusters in bitmap, 27290 in gd;
block bitmap corrupt.
DistroRelease: Ubuntu 12.04
HibernationDevice: RESUME=UUID=4cdfdaf0-31b3-41ba-834c-a838a68e6a1a
IwConfig: Error: [Errno 2] No such file or directory
Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: Bochs Bochs
MarkForUpload: True
Package: linux (not installed)
PciMultimedia:
ProcEnviron:
TERM=linux
SHELL=/bin/bash
PATH=(custom, no user)
LANG=en_US.UTF-8
LANGUAGE=en_US:
ProcFB: 0 cirrusdrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-32-generic
root=UUID=c1ac9522-d89a-464d-b100-a3b761ab4de7 ro splash quiet
ProcVersionSignature: Ubuntu 3.13.0-32.57~precise1-generic 3.13.11.4
RelatedPackageVersions:
linux-restricted-modules-3.13.0-32-generic N/A
linux-backports-modules-3.13.0-32-generic N/A
linux-firmware 1.79.1
RfKill: Error: [Errno 2] No such file or directory
Tags: precise
Uname: Linux 3.13.0-32-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
dmi.bios.date: 01/01/2011
dmi.bios.vendor: Bochs
dmi.bios.version: Bochs
dmi.chassis.type: 1
dmi.chassis.vendor: Bochs
dmi.modalias:
dmi:bvnBochs:bvrBochs:bd01/01/2011:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr:
dmi.product.name: Bochs
dmi.sys.vendor: Bochs
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1385123/+subscriptions
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