[zfs-discuss] zfs send/receive and file system properties

2010-03-22 Thread Len Zaifman
? Len Zaifman Systems Manager, High Performance Systems The Centre for Computational Biology The Hospital for Sick Children 555 University Ave. Toronto, Ont M5G 1X8 tel: 416-813-5513 email: leona...@sickkids.ca This e-mail may contain confidential, personal and/or health information(information

Re: [zfs-discuss] ZFS pool is in a degraded state and I need some suggestions

2009-12-23 Thread Len Zaifman
Chris: This happened to us recently due to some hardware failures. zpool scrub poolname cleared this up for us. We did not try rm damaged file at all. Len Zaifman Systems Manager, High Performance Systems The Centre for Computational Biology The Hospital for Sick Children 555 University Ave

Re: [zfs-discuss] quotas on zfs at solaris 10 update 9 (10/09)

2009-12-23 Thread Len Zaifman
of files in a directory it would be nice to report the number of files a user has or a group has in a filesystem. Is there a way (other than find) to get this? Len Zaifman Systems Manager, High Performance Systems The Centre for Computational Biology The Hospital for Sick Children 555 University

[zfs-discuss] Emulex HBA fails periodically : ZFS, QFS, or the combination??

2009-12-21 Thread Len Zaifman
fileservers and are wondering if the HBA is faulty or is there an issue running: ZFS and QFS on the same file server? Has anyone seen this? As an FYI we are running cat /etc/release Solaris 10 10/09 s10x_u8wos_08a X86 Len Zaifman Systems Manager, High Performance Systems

[zfs-discuss] quotas on zfs at solaris 10 update 9 (10/09)

2009-12-10 Thread Len Zaifman
/home Len Zaifman Systems Manager, High Performance Systems The Centre for Computational Biology The Hospital for Sick Children 555 University Ave. Toronto, Ont M5G 1X8 tel: 416-813-5513 email: leona...@sickkids.ca This e-mail may contain confidential, personal and/or health information

[zfs-discuss] Quota information from nfs mounting linux client

2009-12-03 Thread Len Zaifman
We are using zfs (solaris 10u9) to serve disk to a couple of hundred linux clients via nfs. We would like users on the linux clients to be able to monitor their disk space on the zfs file system. They do not have shell. accounts on the fileserver. Is the quota information on the fileserver

Re: [zfs-discuss] X45xx storage vs 7xxx Unified storage

2009-11-23 Thread Len Zaifman
and two network paths as opposed to only one in the 7310 cluster. Under these circumstances what advantage would a 7310 cluster over 2 X4540s backing each other up and splitting the load? Len Zaifman Systems Manager, High Perime formance Systems The Centre for Computational Biology The Hospital

Re: [zfs-discuss] X45xx storage vs 7xxx Unified storage

2009-11-20 Thread Len Zaifman
two heads...4 read SSDs and 1 write SSD per tray should outperform 3-4 Thumpers. Thanks for the failover reference. And thanks for mentioning backups :we use networker and if we cannot install the networker client, we need to enable ndmp on the backup server. I will investigate. Len Zaifman

[zfs-discuss] X45xx storage vs 7xxx Unified storage

2009-11-18 Thread Len Zaifman
for any insights you may have and are willing to share. Len Zaifman Systems Manager, High Performance Systems The Centre for Computational Biology The Hospital for Sick Children 555 University Ave. Toronto, Ont M5G 1X8 tel: 416-813-5513 email: leona...@sickkids.ca This e-mail may contain

[zfs-discuss] zfs compression algorithm : jpeg ??

2009-09-04 Thread Len Zaifman
We have groups generating terabytes a day of image data from lab instruments and saving them to an X4500. We have tried lzbj : compressratio = 1.13 in 11 hours , 1.3 TB - 1.1 TB gzip -9 : compress ratio = 1.68 in 37 hours, 1.3 TB - .75 TB The filesystem performance was

[zfs-discuss] ZFS configuration on X4500 for reliability

2007-03-12 Thread Len Zaifman
I am configuring my first thumper. Our goal is to reduce the odds that a single failure will take down the file system. DOes such a design exist. I cannot find it. Questions: 1)Do boot disks (currently controller 5 , disk 0 and 4) have to be on one controller or can they be split (eg