[Bug 1015893] [NEW] echo 0 > /proc/sys/kernel/hung_task_timeout_secs, with OCFS2

2012-06-20 Thread guozhonghua
Public bug reported: Excuse me; I have one issue while using ocfs2 as the cluster file system over iSCSI storage, please give some help or advises thanks very much. There are four nodes in the cluster, and they are using the same target as the share storage. The device had been detected by the

[Bug 1015893] Re: echo 0 > /proc/sys/kernel/hung_task_timeout_secs, with OCFS2

2012-06-20 Thread guozhonghua
I encounted it while using OCFS2 as cluter file system, it is very strange. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1015893 Title: echo 0 > /proc/sys/kernel/hung_task_timeout_secs, with OCFS2

[Bug 1015893] Re: echo 0 > /proc/sys/kernel/hung_task_timeout_secs, with OCFS2

2012-06-20 Thread guozhonghua
Yeah, we test and find it. we delete the ocfs2 cluster and remount on every host, and after all the host mouted the device /dev/sdb, copy 1.2T data files to the target, the error message reappeared, but the cluster can be use. ** Package changed: linux (Ubuntu) => ocfs2 ** Changed in: ocfs2

[Bug 1096002] [NEW] Multipath does not work with EMC 5300 Storage

2013-01-04 Thread guozhonghua
Public bug reported: Hi, I setup one host installed Ubuntu 12.04 with kernel version 3.2.0.I connect the host with EMC Stroage of 5300 with FC directly. I wanted use the feature of multipath, but it does not work. The log is as below: the syslog is : Jan 4 15:32:29 cvknode133 kernel: [14788

[Bug 1096002] Re: Multipath does not work with EMC 5300 Storage

2013-01-04 Thread guozhonghua
In the function, the log is recorded, is it helpful? static char * parse_sp_model(struct scsi_device *sdev, unsigned char *buffer) { unsigned char len = buffer[4] + 5; char *sp_model = NULL; unsigned char sp_len, serial_len; if (len < 160) { sdev_pr

[Bug 1096002] Re: Multipath does not work with EMC 5300 Storage

2013-01-04 Thread guozhonghua
the file is /drivers/scsi/device_handler/scsi_dh_emc.c I think it may be libiscsi, so set it with libiscsi package. ** Package changed: ubuntu => libiscsi (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpa