Re: Read performances 1/100th of writes.

2010-09-08 Thread Daniel Cordey
After updating the Ubuntu Server from 9.10 to 10.04, I lost syslogd (why is Canonical breaking things like this...?) and experienced many other annoying glitches. Enough of Ubuntu Server... I reinstalled a Debian 'testing', reconfigured everything from scratch and connected the target with a cross

Re: Read performances 1/100th of writes.

2010-09-08 Thread Daniel Cordey
> On Sep 3, 8:44 pm, Mike Christie wrote: > > > Did you do a echo 1 > /sys/module/iscsi_tcp/paramters/debug_iscsi_tcp The initial problem was probably related to ARP flux etc. I've tried various settings but was a bit too complex in our ever changing environment. Therefore, I decided to use a se

Antw: Re: detected conn error (1011)

2010-09-08 Thread Ulrich Windl
Hallo, uns fiel gestern ein Controller am SAN-Storage aus, und open-iscsi auf SLES10 SP3 (open-iscsi-2.0.868-0.6.11) erzeugte _sehr_ viele (419869 Einträge in wenigen Stunden) Fehlermeldungen in Syslog. Gat Novell Bestrebungen, diese zu drosseln? Beispiel: Sep 7 16:08:23 hostname kernel: connect

Antw: Re: detected conn error (1011)

2010-09-08 Thread Ulrich Windl
Sorry, this message was intended for someone else. E-Mail program tricked me. -- Ulrich >>> "Ulrich Windl" schrieb am 08.09.2010 um 13:51 in Nachricht <4c8794da02a1f...@gwsmtp1.uni-regensburg.de>: -- You received this message because you are subscribed to the Google Groups "open-iscs

Trouble narrowing down performance problems

2010-09-08 Thread Mike Bordignon
Hello, We have a machine (Dell Poweredge 1950's) running Citrix XenServer 5.5, connected to a Equallogic PS5000. It hosts a VM running Debian Lenny. Over the year we've had it, I have never been able to achieve really decent performance. I've tended to mount the iSCSI LUN directly from the VM its

unable to discover disk using openfiler and iscsi

2010-09-08 Thread Amit Anand
Hi, I am trying to discover disks configured using openfiler and I get following [r...@openfiler ~]# iscsiadm -m discovery -t st -p 192.168.1.5 [r...@openfiler ~]# I don't see any output. Then I ran with -d 2 and got following output: [r...@openfiler ~]# iscsiadm -m discovery -t st -p 192.168