wyama at kke
Nov 2, 2011, 9:01 AM
Post #1 of 2
(150 views)
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$B2>A[(BIP$B$,%U%'(B$B!<%k%*!<%P!<$9$k$b$9$0%U%'!<%k(B$B%P%C%/$7!"$5$i$K$=$l$,<B(B IP$B$H$J$C$F$7$^$&!#(B
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$B$O$8$a$^$7$F!#;3K\$H?=$7$^$9!#(B
$B2>A[(BIP$B$,%U%'!<%k%*!<%P!<$9$k$b$9$0%U%'!<%k%P%C%/$7!"$5$i$K$=$l$,<B(B
IP$B$H$J$C$F$7$^$$$^$9!#(B
$B2>A[(BIP$B$rFs$D$b$C$?(BLinuxHA$B$GLdBj$G$9!#0lC6$OF0$$$F$$$?$N$G$9$,!"F0$+(B
$B$J$/$J$j$^$7$?!#(B
+---------+
| Router1 |
+---------+
(aa.bb.cc.241/29)
|
|
+---------$B2>A[(BIP1------+
| (aa.bb.cc.242/29) |
| |
| |
eth2 eth2
(aa.bb.cc.243/29) (aa.bb.cc.244/29)
+--------+ +--------+ (dd.ee.ff.1/28)
eth3| |eth1 eth1| |eth3 +---------+
+-----| hostM1 |-------------| hostB1 |--------+----| |
| | | | | | | Router3 |
| +--------+ + -------+ | | |
| (aa.bb.cc.202/28) (aa.bb.cc.203/28) | +---------+
| eth0 eth0 |
| | | |
| | (aa.bb.cc.201/28) | |
| +---------$B2>A[(BIP2------+ |
| | |
| | |
| (aa.bb.cc.193/29) |
| +---------+ |
| | Router2 | |
| +---------+ |
| |
+----------------------------------------------+
hostM1$B$N(Beth0$B$N%1!<%V%k$rH4$/(B(or ifdown eth0)$B$H!"$-$A$s$H(BhostM1$B$+$i(B
hostB1$B$X%U%'!<%k%*!<%P!<$7$^$9!#$=$N%1!<%V%k$r;X$9$H$-$A$s$H(BhostB1
$B$+$i(BhostM1$B$X%U%'!<%k%P%C%/$7$^$9!#$3$l$OLdBj$"$j$^$;$s!#(B
hostM1$B$N(Beth2$B$K$D$$$F$b0JA0$OF1MM$G$7$?!#$7$+$7$3$N(BhostM1$B$H(BhostB1$B$r(B
$BB>$N4D6-$K;}$C$F$$$/$H!"(Beth0$B$K$D$$$F$O%U%'!<%k%*!<%P!<(B&$B%P%C%/$9$k$b(B
$B$N$N!"(Beth2$B$K$D$$$F$O$=$&$J$i$J$/$J$j$^$7$?!#(B
$B6qBNE*$K$O(BhostM1$B$K$F(Bifdown eth2$B$H$9$k$H!"(Bcrm_mon$B$N2>A[.(BIP$BMs>e$G$O0l(B
$B=V(BFATAL$B$HI=<($5$l$k$b$N$N!"%U%'!<%k%*!<%P!<$;$:(Bcrm_mon$B$G$O(BhostM1$B$N(B
$B$^$^$H$J$C$F$$$^$9!#$5$i$K$=$N;~E@$G(BhostM1$B$G(Bifconfig$B$9$k$H$=$N(Beth2
$B$K2>A[.(BIP(aa.bb.cc.242/29)$B$,D>@\?6$i$l$F$7$^$C$F$$$^$9!#$5$i$K$=$N>u(B
$BBV$G(Bservice heartbeat stop$B$H$7$F(Bifconfig$B$G(BI/F$B$r3NG'$9$k$H!"(Beth1$B$N(BIP
$B%"%I%l%9$,A4$/?6$i$l$F$$$J$$>uBV$H$J$C$F$7$^$C$F$$$^$9!#(B
$BF1MM$N%1!<%9$H$7$F(BhostM1$B$K$F(Bifdown eth2$B$G$J$/(Beth2$B$N%1!<%V%k$r30$9$H!"(B
hostM1$B$+$i(BhostB1$B$X$N%U%'!<%k%*!<%P!<$H!"(BhostB1$B$+$i(BhostM1$B$+$i$X$N%U(B
$B%'!<%k%P%C%/$,7QB3E*$K2?EY$b7+$jJV$5$l$F$7$^$C$F$^$9!#(B
hostM1$B$H(BhostB1$B$r:#$N4D6-$K0\F0$9$kA0$O$-$A$s$HF0$$$F$$$?$N$G$9$,!"(B
$B$J$K$+8+$K3P$($O$J$$$G$7$g$&$+!)>0!"0\F0A0(B/$B8e$G$N(BRouter1,2,3$B$N%"%I%l(B
$B%9$OF1$8$G$9!#(B
$B%U%'!<%k%*!<%P!<@h$N(BhostB1$B$K$J$s$i$+$NLdBj$,$"$k$+$b$7$l$J$$$H;W$$!"(B
$BD4$Y$F$_$^$7$?$,8+$D$1@Z$l$^$;$s!#$^$?(Bpingd$B$G [at] _D$7$F$$$k(Bping$B@h$N%"(B
$B%I%l%9(BRouter1$B$N(Baa.bb.cc.241/29$B$K$D$$$F$b!"(BhostM1,B1$B$+$i$-$A$s$H(Bping
$B$ODL$C$F$$$^$9!#(B
$B$J$<(Beth2$BB&$@$1%U%'!<%k%*!<%P!<$,<:GT$9$k$N$+$o$+$i$:$K$$$^$9!#(B
$B$b$7$+$7$F!"0JA0$N4D6-$,;D$C$F$$$k$+$H;W$$!"2?EY$b(B
$B!&(Bservice heartbeat stop
$B!&(Brm -f /var/lib/heartbeat/crm/*
$B!&(Bservice heartbeat start
$B!&(Bcrm$B%U%!%$%k$r;n9T:x8m$7$F(Bedit
$B!&(Bcrm configure load update crm$B%U%!%$%k(B
$B$r7+$jJV$7$?$N$G$9$,!"$J$<$+(Beth2$BB&$@$1$,>e$N>uBV$H$J$j$&$^$/$$$-$^(B
$B$;$s!#(B
$B0J2<$K(BhostM1$B$N4D6-$r<($7$^$9!#(BhostB1$B$bF1MM$@$H;W$$$^$9!#>0!"(BIP$B%"%I(B
$B%l%9!"%[.%9%HL>$O>e$N?^$K9g$o$;$FF?L>$G=q$-D>$7$F$$$^$9!#$I$J$?$+$465<xD:(B
$B$/$H9,$$$G$9!#(B
-------------------------------------------------------------------
$ hostname
hostM1
-------------------------------------------------------------------
$ cat /etc/redhat-release
Red Hat Enterprise Linux Server release 6.1 (Santiago)
-------------------------------------------------------------------
$ service network status
$B [at] _D$5$l$?%G%P%$%9(B:
lo eth0 eth1 eth2 eth3 eth4 eth5
$B8=:_3hF0Cf$N%G%P%$%9(B:
lo eth0 eth1 eth2 eth3
-------------------------------------------------------------------
$ ifconfig
eth0 Link encap:Ethernet HWaddr 00:1B:21:BC:C4:98
inet addr:aa.bb.cc.202 Bcast:aa.bb.cc.207 Mask:255.255.255.240
inet6 addr: fe80::21b:21ff:febc:c498/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:201 errors:0 dropped:0 overruns:0 frame:0
TX packets:246 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:14917 (14.5 KiB) TX bytes:20749 (20.2 KiB)
Memory:de7c0000-de7e0000
eth1 Link encap:Ethernet HWaddr 00:1B:21:BC:C4:99
inet addr:192.168.1.1 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::21b:21ff:febc:c499/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:240 errors:0 dropped:0 overruns:0 frame:0
TX packets:558 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:86550 (84.5 KiB) TX bytes:283563 (276.9 KiB)
Memory:de7e0000-de800000
eth2 Link encap:Ethernet HWaddr 00:1B:21:BC:C4:9C
inet addr:aa.bb.cc.243 Bcast:aa.bb.cc.247 Mask:255.255.255.248
inet6 addr: fe80::21b:21ff:febc:c49c/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:195 errors:0 dropped:0 overruns:0 frame:0
TX packets:251 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:15707 (15.3 KiB) TX bytes:24107 (23.5 KiB)
Memory:dd7c0000-dd7e0000
eth3 Link encap:Ethernet HWaddr 00:1B:21:BC:C4:9D
inet addr:dd.ee.ff.2 Bcast:dd.ee.ff.15 Mask:255.255.255.240
inet6 addr: fe80::21b:21ff:febc:c49d/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:393 errors:0 dropped:0 overruns:0 frame:0
TX packets:693 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:94311 (92.1 KiB) TX bytes:239884 (234.2 KiB)
Memory:dd7e0000-dd800000
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:124 errors:0 dropped:0 overruns:0 frame:0
TX packets:124 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:19718 (19.2 KiB) TX bytes:19718 (19.2 KiB)
-------------------------------------------------------------------
$ cat /etc/ha.d/ha.cf
pacemaker on
logfacility local1
keepalive 2
warntime 20
initdead 48
udpport 694
bcast eth1 eth3
auto_failback on
watchdog /dev/watchdog
node hostM1
node hostB1
-------------------------------------------------------------------
$ crm configure show
node $id="396fe8ff-762a-41bb-a3e6-da8270fa144f" hostm1
node $id="bed676ac-c3ad-439f-a245-2d839db7df87" hostb1
primitive hoge-r ocf:hoge:hoge_proxy.ra \
op monitor on-fail="restart" interval="15s" \
op start on-fail="restart" interval="0" \
meta is-managed="true" migration-threshold="1" target-role="Started"
primitive ip-g ocf:heartbeat:IPaddr2 \
params ip="aa.bb.cc.201" cidr_netmask="28" nic="eth0" \
op monitor interval="10s"
primitive ip-s ocf:heartbeat:IPaddr2 \
params ip="aa.bb.cc.242" cidr_netmask="29" nic="eth2" \
op monitor interval="10s"
primitive ping-r ocf:pacemaker:pingd \
params name="default_ping_set" host_list="aa.bb.cc.193 dd.ee.ff.1
aa.bb.cc.241" multiplier="100" dampen="3s" \
op start interval="0" timeout="90s" on-fail="restart" \
op monitor interval="10s" timeout="60s" on-fail="restart" \
op stop interval="0" timeout="100s" on-fail="restart" \
meta is-managed="true" migration-threshold="1"
group hoge-grp ip-g ip-s hoge-r
clone clone_ping ping-r \
meta target-role="Started"
location hoge_location hoge-grp \
rule $id="hoge_location-rule" -inf: not_defined default_ping_set or
default_ping_set lt 300
property $id="cib-bootstrap-options" \
dc-version="1.0.11-1554a83db0d3c3e546cfd3aaff6af1184f79ee87" \
cluster-infrastructure="Heartbeat" \
stonith-enabled="false" \
no-quorum-policy="ignore"
-------------------------------------------------------------------
$ crm_mon -1 -A <--- $B$3$N7k2L$O(Bifdown$BEy$7$J$$@5>o;~$N$b$N(B
============
Last updated: Wed Nov 2 16:54:47 2011
Stack: Heartbeat
Current DC: hostm1 (396fe8ff-762a-41bb-a3e6-da8270fa144f) - partition
with quorum
Version: 1.0.11-1554a83db0d3c3e546cfd3aaff6af1184f79ee87
2 Nodes configured, unknown expected votes
2 Resources configured.
============
Online: [ hostm1 hostb1 ]
Resource Group: hoge-grp
ip-g (ocf::heartbeat:IPaddr2): Started hostm1
ip-s (ocf::heartbeat:IPaddr2): Started hostm1 <-- ifdown
eth2$B;~$N$3$3$,0lC6(BFATAL$B$K$J$k$b(Bfailover$B$;$:!#(B
hoge-r (ocf::hoge:hoge_proxy.ra): Started hostm1
Clone Set: clone_ping
Started: [ hostm1 hostb1 ]
Node Attributes:
* Node hostm1:
+ default_ping_set : 300
* Node hostb1:
+ default_ping_set : 300
-------------------------------------------------------------------
$ service heartbeat status
heartbeat OK [pid 2962 et al] is running on hostm1 [hostm1]...
-------------------------------------------------------------------
$ yum list installed | grep pacemaker
cluster-glue.x86_64 1.0.7-1.1.el6 @pacemaker
cluster-glue-libs.x86_64 1.0.7-1.1.el6 @pacemaker
corosync.x86_64 1.3.1-1.1.el6 @pacemaker
corosynclib.x86_64 1.3.1-1.1.el6 @pacemaker
heartbeat.x86_64 3.0.5-1.1.el6 @pacemaker
heartbeat-libs.x86_64 3.0.5-1.1.el6 @pacemaker
libesmtp.x86_64 1.0.4-16.el6 @pacemaker
pacemaker.x86_64 1.0.11-1.2.el6 @pacemaker
pacemaker-libs.x86_64 1.0.11-1.2.el6 @pacemaker
resource-agents.x86_64 3.9.2-1.1.el6 @pacemaker
-------------------------------------------------------------------
$ yum list installed | grep cluster
cluster-glue.x86_64 1.0.7-1.1.el6 @pacemaker
cluster-glue-libs.x86_64 1.0.7-1.1.el6 @pacemaker
-------------------------------------------------------------------
$ yum list installed | grep heartbeat
heartbeat.x86_64 3.0.5-1.1.el6 @pacemaker
heartbeat-libs.x86_64 3.0.5-1.1.el6 @pacemaker
-------------------------------------------------------------------
$ yum list installed | grep resource-agents
resource-agents.x86_64 3.9.2-1.1.el6 @pacemaker
-------------------------------------------------------------------
$ cat /etc/selinux/config
SELINUX=disabled
SELINUXTYPE=targeted
-------------------------------------------------------------------
$B4N?4$N(B/var/log/ha-log$B$G$9$,$-$A$s$H<}=8$G$-$F$$$^$;$s$,!"(B
$B$3$N(Beth2$B$N%U%'!<%k%*!<%P!<<:GT$N8=>]$,=P$k:]$K$O(B
$B!!(Bget_failcount: ip-s $B1>!9(B
$B$N$h$&$J(BWARNING$B%a%C%;!<%8(B?$B$,=P$F$$$^$7$?!#(B
$B0J>e$G$9!#$48!F$$$$?$@$1$k$H9,$$$G$9!#(B
--
yamamoto
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