Am Di, 19.07.2016, 22:26 schrieb Heiko L.: addendum
ocfs2 print coredump approx. 300s after reboot: [ 229.927561] vlan6: port 1(eth3.6) entered forwarding state [ 247.447053] INFO: task o2hb-47B2FD910E:4075 blocked for more than 120 seconds. [ 247.447074] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.447081] o2hb-47B2FD910E D ffff881003291e40 0 4075 2 0x00000000 [ 247.447092] ffff880faaa91a08 0000000000000246 ffff880faaa918f8 ffff880fb0043330 [ 247.447101] 0000000000011e40 ffff880faaa91fd8 ffff880faaa90010 0000000000011e40 [ 247.447110] ffff880faaa91fd8 0000000000011e40 ffff880fae73a220 ffff880fb0043330 regards Heiko > Hallo > > > > Ich have a Problem with multipath and ocfs2. > > > Im running 2 ocfs-nodes with 4 disks connected on FC. > After reboot node2 cannot access any disk. > > > multipath show all disks. fdisk -l hang on "Disk /dev/dm-6" fdisk show: "Disk > identifier: 0x02020202" for all SAN-disk On node1 > running all disks successfull. > > > howto diag this problem? > > > regards Heiko > > > details > > - dis fstab:san > - dis service ocfs2 > > > > > root@else2:~# multipath -ll > mpath2 (3600601605b502e008ce8bab5d25de311) dm-1 DGC,RAID 5 size=400G > features='1 queue_if_no_path' hwhandler='1 emc' wp=rw |-+- > policy='round-robin 0' prio=2 status=active | |- 2:0:0:1 sdg 8:96 active > ready running > | `- 1:0:1:1 sdk 8:160 active ready running > `-+- policy='round-robin 0' prio=0 status=enabled > |- 1:0:0:1 sdc 8:32 active ready running > `- 2:0:1:1 sdo 8:224 active ready running > mpath0 (3600601605b502e00f48ded703c86e211) dm-0 DGC,RAID 5 size=500G > features='1 queue_if_no_path' hwhandler='1 emc' wp=rw |-+- > policy='round-robin 0' prio=2 status=active | |- 2:0:0:0 sdf 8:80 active > ready running > | `- 1:0:1:0 sdj 8:144 active ready running > `-+- policy='round-robin 0' prio=0 status=enabled > |- 1:0:0:0 sdb 8:16 active ready running > `- 2:0:1:0 sdn 8:208 active ready running > mpath5 (3600601605b502e00fc4857d9d496e511) dm-3 DGC,RAID 5 size=510G > features='1 queue_if_no_path' hwhandler='1 emc' wp=rw |-+- > policy='round-robin 0' prio=2 status=active | |- 2:0:0:2 sdh 8:112 active > ready running > | `- 1:0:1:2 sdl 8:176 active ready running > `-+- policy='round-robin 0' prio=0 status=enabled > |- 1:0:0:2 sdd 8:48 active ready running > `- 2:0:1:2 sdp 8:240 active ready running > mpath3 (3600601605b502e00e0a9d366eff2e311) dm-2 DGC,RAID 5 size=510G > features='1 queue_if_no_path' hwhandler='1 emc' wp=rw |-+- > policy='round-robin 0' prio=2 status=active | |- 2:0:0:2 sdh 8:112 active > ready running > | `- 1:0:1:2 sdl 8:176 active ready running > `-+- policy='round-robin 0' prio=0 status=enabled > |- 1:0:0:2 sdd 8:48 active ready running > `- 2:0:1:2 sdp 8:240 active ready running > > > > > > > # fdisk -l > ... > 255 heads, 63 sectors/track, 66576 cylinders > Units = cylinders of 16065 * 512 = 8225280 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disk identifier: 0x6e577425 > > > Device Boot Start End Blocks Id System > /dev/dm-3p1 1 100517 807402771 83 Linux > > > Disk /dev/dm-4: 536.9 GB, 536863993344 bytes > 255 heads, 63 sectors/track, 65269 cylinders > Units = cylinders of 16065 * 512 = 8225280 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disk identifier: 0x02020202 > > > Disk /dev/dm-4 doesn't contain a valid partition table > > > Disk /dev/dm-5: 429.5 GB, 429490171904 bytes > 255 heads, 63 sectors/track, 52215 cylinders > Units = cylinders of 16065 * 512 = 8225280 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > (I/O size (minimum/optimal): 512 bytes / 512 bytes > Disk identifier: 0x02020202 > > > Disk /dev/dm-5 doesn't contain a valid partition table > > > > Disk /dev/dm-6: 547.6 GB, 547606209024 bytes > 255 heads, 63 sectors/track, 66575 cylinders > Units = cylinders of 16065 * 512 = 8225280 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disk identifier: 0x02020202 > > > Disk /dev/dm-6 doesn't contain a valid partition table > > > ...hang... > > > # more /etc/multipath.conf > ... > multipaths { multipath { wwid 3600601605b502e00f48ded703c86e211 alias > mp0s6l31p1 } > multipath { wwid 3600601605b502e008ce8bab5d25de311 alias mp1s6l93 } > multipath { wwid 3600601605b502e00e0a9d366eff2e311 alias mp2s6l42 } > multipath { wwid 3600601605b502e00fc4857d9d496e511 alias mp3s6l34 } > } > > > # grep s6 /etc/blkid.tab > <device DEVNO="0x0861" TIME="1468871377" LABEL="s6r0l93p1" > UUID="672e479c-8fdc-4c69-8d24-bb7fa6319463" > TYPE="ocfs2">/dev/sdg1</device> > <device DEVNO="0x0851" TIME="1468871377" LABEL="s6r3l31p1" > UUID="7742c8e0-a792-4cfc-9d5b-02aa4ea1798b" > TYPE="ocfs2">/dev/sdf1</device> > <device DEVNO="0x0871" TIME="1468871377" LABEL="s6l42p1" > UUID="d451ac65-7b3a-45c2-9dd1-bf01ce21e9f1" > TYPE="ocfs2">/dev/sdh1</device> > <device DEVNO="0x0881" TIME="1468871377" LABEL="s6r3l34p1" > UUID="47b2fd91-0e6f-4492-a30a-8726db8cea33" > TYPE="ocfs2">/dev/sdi1</device> > <device DEVNO="0xfe05" TIME="1468871377" PRI="45" LABEL="s6r0l93p1" > UUID="672e479c-8fdc-4c69-8d24-bb7fa6319463" > TYPE="ocfs2">/dev/mapper/mpath2-part1</device> > <device DEVNO="0xfe06" TIME="1468871377" PRI="45" LABEL="s6r3l34p1" > UUID="47b2fd91-0e6f-4492-a30a-8726db8cea33" > TYPE="ocfs2">/dev/mapper/mpath5-part1</device> > <device DEVNO="0xfe04" TIME="1468871377" PRI="45" LABEL="s6r3l31p1" > UUID="7742c8e0-a792-4cfc-9d5b-02aa4ea1798b" > TYPE="ocfs2">/dev/mapper/mpath0-part1</device> > <device DEVNO="0xfe07" TIME="1468871377" PRI="45" LABEL="s6l42p1" > UUID="d451ac65-7b3a-45c2-9dd1-bf01ce21e9f1" > TYPE="ocfs2">/dev/mapper/mpath4-part1</device> > <device DEVNO="0x0841" TIME="1468871377" LABEL="s6r3l31p1" > UUID="7742c8e0-a792-4cfc-9d5b-02aa4ea1798b" > TYPE="ocfs2">/dev/sde1</device> > <device DEVNO="0x08c1" TIME="1468871377" LABEL="s6r0l93p1" > UUID="672e479c-8fdc-4c69-8d24-bb7fa6319463" > TYPE="ocfs2">/dev/sdm1</device> > <device DEVNO="0x4121" TIME="1468871377" LABEL="s6l42p1" > UUID="d451ac65-7b3a-45c2-9dd1-bf01ce21e9f1" > TYPE="ocfs2">/dev/sds1</device> > <device DEVNO="0x4131" TIME="1468871377" LABEL="s6r3l34p1" > UUID="47b2fd91-0e6f-4492-a30a-8726db8cea33" > TYPE="ocfs2">/dev/sdt1</device> > > > > > > _______________________________________________ > Ocfs2-users mailing list > Ocfs2-users@oss.oracle.com > https://oss.oracle.com/mailman/listinfo/ocfs2-users > > _______________________________________________ Ocfs2-users mailing list Ocfs2-users@oss.oracle.com https://oss.oracle.com/mailman/listinfo/ocfs2-users