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楼主 |
发表于 2018-12-8 17:56:58
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virsh start vm1368544020451:
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error: Failed to start domain vm1368544020451( t/ m" o% q* C8 v' o. D
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error: internal error process exited while connecting to monitor: kvm: -drive file=/dev/sp1368155439693/v1368544020461,if=none,id=drive-virtio-disk0,format=qcow2: could not open disk image /dev/sp1368155439693/v1368544020461: Invalid argument8 u/ M2 [# `' ^ }. v* y
4 h2 T. w8 o" _镜像格式错误，用qemu-img info 检查镜像和xml配置文件中指定的type是否一致。. h6 A. J- q. ], ]2 V
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! y. z' c1 q9 w: |error: Failed to start domain vm00 v, H; V% C# `5 j3 O
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error: internal error process exited while connecting to monitor: Could not access KVM kernel module: No such file or directory+ w i8 b1 z+ M0 o& W1 W1 I& ?, X
failed to initialize KVM: No such file or directory$ _7 L) b5 o: W% G! w% m2 ^
No accelerator found!
+ _5 E0 `% M6 R7 k上面的提示信息就是因为QEMU在初始化阶段因为无法找到kvm内核模块。$ u. k3 B+ N, G) G+ p6 ]" I" H
- s# K% D- F. b: Ksudo modprobe kvm #载入指定的模块" k, x f) }- I# u8 K
4 ?+ d9 f W! B- I2 h" q9 v重启电脑，进入bios界面，设置advance选项里面的virtualization标签为Enabled/ H W# t) Z [ Q7 G- Z$ A
: I% e0 [, d+ n) M( T2 O通过命令 lsmod | grep kvm #显示已载入的模块
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0 W" S3 d! e% e' [ 虚拟机迁移：' L8 z' v: A1 D
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# virsh migrate --live 1 qemu+tcp://192.168.0.121 --p2p --tunnelled --unsafe
% f( a4 Z* o$ A9 t/ gerror: operation failed: Failed to connect to remote libvirt URI qemu+tcp://192.168.0.121（在URI后面加上/system，‘system’相当于root用户的访问权限)
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#virsh migrate --live 2 qemu+tcp://192.168.0.121/system --p2p --tunnelled
: W3 ~5 K# Q; s$ `& _) T error: Unsafe migration: Migration may lead to data corruption if disks use cache != none（加上--unsafe参数）! S) z( Q3 H, k4 }- A
+ S v2 H& l- T0 U) H#virsh migrate --live 2 qemu+tcp://192.168.0.121/system --p2p --tunnelled --unsafe
, o& ^, G U1 p8 ~error: Timed out during operation: cannot acquire state change lock (启动虚拟机有时也会遇此错误）,需要重启libvirtd进程% }" P2 ^0 ^' k M
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virsh：. K, H6 z9 A a: d
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error: Failed to connect socket to '/var/run/libvirt/libvirt-sock': Connection refused(libvirtd 进程没有启动，libvirtd是一个监听客户端请求的进程）
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$ virsh -c qemu:///system list* D+ R6 ]3 t( g1 {0 P+ r
error: Failed to connect socket to '/var/run/libvirt/libvirt-sock': Permission denied8 A- M3 Z* G6 ^8 _7 M# j0 @
error: failed to connect to the hypervisor
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: L$ |* m! c( {* |' L（当前用户没有权限，修改/etc/libvirt/libvirtd.conf,unix_sock_rw_perms = 0777,使所有用户都有权限读写）4 }! R% |; W1 ^
$ P+ p4 O6 O! ^. O& `4 m启动libvirtd进程出错：: Q {: t( F8 `% e, G+ n
0 n( l7 S5 Z/ a& m |2 C /usr/local/sbin/libvirtd -d -l --config /usr/local/etc/libvirt/libvirtd.conf （编译安装的启动方式）& E% \# L4 O( j& k
error：/usr/local/sbin/libvirtd: initialization failed, Z+ s0 V( c3 K, w" \! }
0 N( x( D& o: M4 n. z& d. F% h. a# rtry to install libpcap-devel RPM and rebuild libvirt http://comments.gmane.org/gmane.comp.emulators.libvirt/582185 ]2 {$ Z8 \# x' f8 s: H/ k
( G, q- [9 t* b/ @$ Qapt-get install libpcap-dev5 A+ I. G- K# ~
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上面的方法好像都没有效果，但是尝试了http://wiki.libvirt.org/page/The_daemon_cannot_be_started说的，把配置文件里的2 k; h, K0 ]% l5 K7 H
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listen_tls = 0注释取消（更奇怪的问题，在我的客户端链接不对）
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; j1 R% i+ N0 L. f U$ w启动虚拟机：Connection reset by peer
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virsh start vm1355991767186
4 M) B' G" o/ ^" `error: Failed to start domain vm1355991767186
/ q' B" K/ D" G2 H T# kerror: Unable to read from monitor: Connection reset by peer5 j$ g) J/ R# } i8 `+ l* ^7 w: I
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还有可能是这样提示：
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error: internal error process exited while connecting to monitor: Failed to allocate 16332619776 B: Cannot allocate memory1 u) c# j O+ a" y
2 Y( u$ _, D4 ^这个问题可能是因为为VM分配的内存过大（甚至超过的物理主机的内存大小）3 L2 P% u/ q7 s8 z4 b% B. }
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Unable to load library 'virt': libvirt.so: cannot open shared object file: No such file or directory f6 Q& a3 s( o* u9 R# r
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linux 环境：
7 W' ~) t- u1 ?: T, t# B- G ln -s /usr/lib/libvirt.so.0 /usr/lib/libvirt.so
! e2 M6 r3 A D5 L' q2 z. swindows 环境
) F/ h2 x d/ G( S# a- l; a 将libvirt-0.dll改名为virt.dll* F ]: n, |6 u2 H" ~% A
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# virsh undefine vm1354695894990
, K; l: c, v! f s+ P0 ]; Jerror: Refusing to undefine while domain managed save image exists
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1 A$ b' c, J1 E$ Mhttp://www.redhat.com/archives/l ... -July/msg01219.html
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managedsave1 ]0 x1 m& e5 s/ g2 v8 }6 Z4 T2 y
9 h) C" i+ ^7 S' v9 G" O2 H5 z解决办法：virsh undefine $domain --managed-save
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: u9 g. ]7 u% p: N+ ]; J- a在centos下面Define虚拟机时，确实没有/usr/bin/kvm，加软链接- V" j$ I, P b3 k; T
error: Failed to define domain from xxx.xml% l7 O, L: h/ E
error: Cannot find QEMU binary /usr/bin/kvm: No such file or directory
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4 i! g4 G& H% \0 f+ N, C解决办法：ln -s /usr/libexec/qemu-kvm /usr/bin/kvm
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发表于 2018-12-2 00:02:38