Re: [zfs-discuss] Slow zfs writes

2013-02-11 Thread Roy Sigurd Karlsbakk
of zpool (on S10 or similar). Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 98013356 r...@karlsbakk.net http://blogg.karlsbakk.net/ GPG Public key: http://karlsbakk.net/roysigurdkarlsbakk.pubkey.txt -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er

Re: [zfs-discuss] ZIL devices and fragmentation

2012-07-30 Thread Roy Sigurd Karlsbakk
roy -- Roy Sigurd Karlsbakk (+47) 98013356 r...@karlsbakk.net http://blogg.karlsbakk.net/ GPG Public key: http://karlsbakk.net/roysigurdkarlsbakk.pubkey.txt -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv

Re: [zfs-discuss] ZIL devices and fragmentation

2012-07-30 Thread Roy Sigurd Karlsbakk
out the cache shelf was disconnected, after re-connecting it, things worked as planned. I didn't try to force a new import, though, but it didn't boot up normally, and told me it couldn't import its pool due to lack of SLOG devices. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk

Re: [zfs-discuss] ZIL devices and fragmentation

2012-07-30 Thread Roy Sigurd Karlsbakk
- Opprinnelig melding - On Mon, Jul 30, 2012 at 9:38 AM, Roy Sigurd Karlsbakk r...@karlsbakk.net wrote: Also keep in mind that if you have an SLOG (ZIL on a separate device), and then lose this SLOG (disk crash etc), you will probably lose the pool. So if you want/need SLOG

Re: [zfs-discuss] Can the ZFS copies attribute substitute HW disk redundancy?

2012-07-29 Thread Roy Sigurd Karlsbakk
___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 98013356 r...@karlsbakk.net http://blogg.karlsbakk.net/ GPG

Re: [zfs-discuss] Persistent errors?

2012-06-22 Thread Roy Sigurd Karlsbakk
) I've no idea what they are about (this is on Solaris 11 btw). No idea, sorry… Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 98013356 r...@karlsbakk.net http://blogg.karlsbakk.net/ GPG Public key: http://karlsbakk.net/roysigurdkarlsbakk.pubkey.txt -- I all pedagogikk er det

Re: [zfs-discuss] Compatibility of Hitachi Deskstar 7K3000 HDS723030ALA640 with ZFS

2012-03-07 Thread Roy Sigurd Karlsbakk
/mailman/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 98013356 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å

Re: [zfs-discuss] BAD WD drives - defective by design?

2011-09-07 Thread Roy Sigurd Karlsbakk
drives aren't meant to be used for anything productive or important. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ

Re: [zfs-discuss] BAD WD drives - defective by design?

2011-09-07 Thread Roy Sigurd Karlsbakk
regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed opprinnelse. I de

[zfs-discuss] Deskstars and CCTL (aka TLER)

2011-09-07 Thread Roy Sigurd Karlsbakk
Hi all Reading the docs for the Hitachi drives, it seems CCTL (aka TLER) is settable for Deskstar drives. See page 97 in http://goo.gl/ER0WD Does anyone know if this is possible from OI/Solaris, or if this needs to be done on driver level? Vennlige hilsener / Best regards roy -- Roy Sigurd

[zfs-discuss] BAD WD drives - defective by design?

2011-08-29 Thread Roy Sigurd Karlsbakk
/ Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed opprinnelse. I de

Re: [zfs-discuss] [OpenIndiana-discuss] BAD WD drives - defective by design?

2011-08-29 Thread Roy Sigurd Karlsbakk
of discussions which involved this - and you, I think, actually. - Rich On Mon, Aug 29, 2011 at 5:07 PM, Roy Sigurd Karlsbakk r...@karlsbakk.net wrote: Hi all It seems recent WD drives that aren't Raid edition can cause rather a lot of problems on RAID systems. We have a few machines

Re: [zfs-discuss] [OpenIndiana-discuss] Question about ZFS/CIFS

2011-08-15 Thread Roy Sigurd Karlsbakk
the ACLs on each existing directory. Setting aclinherit didn't help much. It seems +x isn't inherited to files, only dirs. I found new files are created with the correct permissions, so I just chmod +x the lot... Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r

Re: [zfs-discuss] [OpenIndiana-discuss] Question about ZFS/CIFS

2011-08-13 Thread Roy Sigurd Karlsbakk
hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed

Re: [zfs-discuss] Possible ZFS problem

2011-08-13 Thread Roy Sigurd Karlsbakk
pattern would be the same. Blaming userspace for kernel issues is nonesense -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært

Re: [zfs-discuss] unable to mount zfs file system..pl help

2011-08-12 Thread Roy Sigurd Karlsbakk
/centos/fedora installation. Use something newer if you want ZFS to work well Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært

[zfs-discuss] Question about ZFS/CIFS

2011-08-12 Thread Roy Sigurd Karlsbakk
, it breaks things when we have a software repository on this server. Does anyone know a way to counter this without chmod -R o+x? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum

Re: [zfs-discuss] Issues with supermicro

2011-08-10 Thread Roy Sigurd Karlsbakk
@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ

Re: [zfs-discuss] Issues with supermicro

2011-08-10 Thread Roy Sigurd Karlsbakk
in max throughput of the local storage at this point and time. On Wed, Aug 10, 2011 at 12:01 PM, Roy Sigurd Karlsbakk r...@karlsbakk.net wrote: What sort of load will this server be serving? sync or async writes? what sort of reads? random i/o or sequential? if sequential, how many streams

Re: [zfs-discuss] ZFS read errors

2011-08-10 Thread Roy Sigurd Karlsbakk
___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk

Re: [zfs-discuss] [vserver] hybrid zfs pools as iSCSI targets for vserver

2011-08-07 Thread Roy Sigurd Karlsbakk
, the sliding window protocol was created (http://tools.ietf.org/html/rfc1323), so that a peer won't wait for a TCP ACK before resuming operation. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det

Re: [zfs-discuss] Large scale performance query

2011-08-07 Thread Roy Sigurd Karlsbakk
with smartctl or ipmi tools? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv

[zfs-discuss] Question about WD drives with Super Micro systems

2011-08-06 Thread Roy Sigurd Karlsbakk
these issues on several machines, so hardware failure seem not to be the case. Have anyone here used WD drives with LSI controllers (3801/3081/9211) with Super Micro machines? Any success stories? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http

Re: [zfs-discuss] Question about WD drives with Super Micro systems

2011-08-06 Thread Roy Sigurd Karlsbakk
Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed opprinnelse. I de fleste tilfeller

Re: [zfs-discuss] [OpenIndiana-discuss] Question about WD drives with Super Micro systems

2011-08-06 Thread Roy Sigurd Karlsbakk
hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed

Re: [zfs-discuss] Large scale performance query

2011-08-06 Thread Roy Sigurd Karlsbakk
the pool is full (something that's strictly discouraged), a few days should do. I'm currently replacing WD drives on a server with 4 9-drive RAIDz2 VDEVs, and it takes about two days. A single drive replacement takes about 24 hours. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47

Re: [zfs-discuss] Question about WD drives with Super Micro systems

2011-08-06 Thread Roy Sigurd Karlsbakk
. We have some 180 drives on these systems, with 1068-based chipsets, and it seems problems arouse when traffic is high. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum

Re: [zfs-discuss] Wrong rpool used after reinstall!

2011-08-02 Thread Roy Sigurd Karlsbakk
it again. Once you have rebooted on the new rpool, you can reimport the old rpool with a new name (rpool import someid newname). Keep in mind that reimporting an rpool may render it useless for booting, at least that's not optimal. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47

Re: [zfs-discuss] Large scale performance query

2011-07-25 Thread Roy Sigurd Karlsbakk
of SSDs for the SLOG will help write performance a lot especially during scrub/resilver. For streaming, L2ARC won't be of much use, though. Finally, a few spares won't hurt even with redundancy levels as high as RAIDz3. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r

Re: [zfs-discuss] Large scale performance query

2011-07-25 Thread Roy Sigurd Karlsbakk
. With a maximum of 24 drives per back, this should probably suffice, since you'll never get 150MB/s sustained from all drives. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres

Re: [zfs-discuss] recover raidz from fried server ??

2011-07-19 Thread Roy Sigurd Karlsbakk
___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum

Re: [zfs-discuss] Zil on multiple usb keys

2011-07-18 Thread Roy Sigurd Karlsbakk
/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse

Re: [zfs-discuss] Pure SSD Pool

2011-07-09 Thread Roy Sigurd Karlsbakk
have a postgresql database on a linux box on a mirrored set of C300s. AFAIK ZFS doesn't yet support TRIM, so that can be an issue. Apart from that, it should work well. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I

Re: [zfs-discuss] Summary: Dedup memory and performance (again, again)

2011-07-09 Thread Roy Sigurd Karlsbakk
gain over the non-dedup equivalent. Could you test with some SSD SLOGs and see how well or bad the system performs? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres

Re: [zfs-discuss] Replacement disks for Sun X4500

2011-07-09 Thread Roy Sigurd Karlsbakk
Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed

Re: [zfs-discuss] Summary: Dedup memory and performance (again, again)

2011-07-09 Thread Roy Sigurd Karlsbakk
From: Roy Sigurd Karlsbakk [mailto:r...@karlsbakk.net] Sent: Saturday, July 09, 2011 2:33 PM Could you test with some SSD SLOGs and see how well or bad the system performs? These are all async writes, so slog won't be used. Async writes that have a single fflush() and fsync

Re: [zfs-discuss] 700GB gone? zfs list and df differs!

2011-07-04 Thread Roy Sigurd Karlsbakk
NAME USED AVAIL REFER MOUNTPOINT TempStorage 916G 45,1G 37,3G /mnt/TempStorage TempStorage/Backup 799G 45,1G 177G /mnt/TempStorage/Backup OBS! 800GB! You probably have snapshots eating the remaining 620GB... Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47

[zfs-discuss] Problems installing grub

2011-07-04 Thread Roy Sigurd Karlsbakk
/ Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed opprinnelse. I

Re: [zfs-discuss] 700GB gone? zfs list and df differs!

2011-07-04 Thread Roy Sigurd Karlsbakk
-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et

Re: [zfs-discuss] 700GB gone?

2011-07-01 Thread Roy Sigurd Karlsbakk
= 10^12 bytes, 1TiB = 2^40 bytes). The 1.5TB drive will be shown as a 1.35 drive or so. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et

Re: [zfs-discuss] recovering from zfs destroy -r

2011-06-27 Thread Roy Sigurd Karlsbakk
- Original Message - Hi, Is there a simple way of rolling back to a specific TXG of a volume to recover from such a situation? You can't undo a zfs destroy - restore from backup... -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http

Re: [zfs-discuss] replace zil drive

2011-06-27 Thread Roy Sigurd Karlsbakk
/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av

Re: [zfs-discuss] Cannot format 2.5TB ext disk (EFI)

2011-06-23 Thread Roy Sigurd Karlsbakk
-- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed

[zfs-discuss] Question about drive LEDs

2011-06-18 Thread Roy Sigurd Karlsbakk
Hi all I have a few machines setup with OI 148, and I can't make the LEDs on the drives work when something goes bad. The chassies are supermicro ones, and work well, normally. Any idea how to make drive LEDs wirk with this setup? -- Vennlige hilsener / Best regards roy -- Roy Sigurd

Re: [zfs-discuss] # disks per vdev

2011-06-16 Thread Roy Sigurd Karlsbakk
, so if you're considering green drives, you should use that for all the drives. Mixing Seagate, Samsung and Western drives should work well for this. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er

Re: [zfs-discuss] # disks per vdev

2011-06-15 Thread Roy Sigurd Karlsbakk
bit paranoid indeed :) Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv

Re: [zfs-discuss] OpenIndiana | ZFS | scrub | network | awful slow

2011-06-15 Thread Roy Sigurd Karlsbakk
really much with 34TBs of data. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv

Re: [zfs-discuss] Disk replacement need to scan full pool ?

2011-06-14 Thread Roy Sigurd Karlsbakk
hits the fan Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av

Re: [zfs-discuss] ZFS for Linux?

2011-06-14 Thread Roy Sigurd Karlsbakk
hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed

Re: [zfs-discuss] ZFS Hard link space savings

2011-06-13 Thread Roy Sigurd Karlsbakk
=$(( $size + $i )); done; echo $size Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv

Re: [zfs-discuss] [OpenIndiana-discuss] Another zfs issue

2011-06-04 Thread Roy Sigurd Karlsbakk
workaround than upgrading to something? Is this bug still in s11ex? Can someone please fill me in on how this problem can be fixed? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum

[zfs-discuss] Another zfs issue

2011-06-01 Thread Roy Sigurd Karlsbakk
0 0 c4t44d0 Is there a good explaination why I can't detach this mirror from the VDEV? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et

Re: [zfs-discuss] changing vdev types

2011-06-01 Thread Roy Sigurd Karlsbakk
. Try zpool add -f somedev to a raidz3 pool, and it will work, but break redundancy Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et

Re: [zfs-discuss] Another zfs issue

2011-06-01 Thread Roy Sigurd Karlsbakk
upgrading to something? Is this bug still in s11ex? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle

Re: [zfs-discuss] Is another drive worth anything?

2011-05-31 Thread Roy Sigurd Karlsbakk
, you'll get a 50% read increase, but I doubt it'll be that high in practice. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært

Re: [zfs-discuss] optimal layout for 8x 1 TByte SATA (consumer)

2011-05-29 Thread Roy Sigurd Karlsbakk
. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med

Re: [zfs-discuss] optimal layout for 8x 1 TByte SATA (consumer)

2011-05-26 Thread Roy Sigurd Karlsbakk
a week, that'd probably suck on raidz2, too? I see no problems with that. I've had rather large pools in production with 'commodity' drives without much issues. Every now and then a drive fails, but then, no pool failures yet. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47

[zfs-discuss] ZFS issues and the choice of platform

2011-05-25 Thread Roy Sigurd Karlsbakk
? -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed

[zfs-discuss] Bad pool...

2011-05-24 Thread Roy Sigurd Karlsbakk
. The drive that has died still hasn't been taken over by a spare, although the two spares show up as AVAIL. Anyone that know how I can fix this? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det

[zfs-discuss] zpool lost, and no pools available?

2011-05-24 Thread Roy Sigurd Karlsbakk
and then a third drive lost), and the system is hanging. Not even the rpool seems to be available. Can someone please confirm this or tell me if there is a workaround available? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net

Re: [zfs-discuss] Bad pool...

2011-05-24 Thread Roy Sigurd Karlsbakk
regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed opprinnelse. I de fleste

Re: [zfs-discuss] Bad pool...

2011-05-24 Thread Roy Sigurd Karlsbakk
the system). The remedy seemed to be to zpool detach the drives. Still, the bug(s) exist(s) to allow a system to be rendered unusable just with a few drives lost, long before the pool is lost. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http

Re: [zfs-discuss] [OpenIndiana-discuss] zpool lost, and no pools available?

2011-05-24 Thread Roy Sigurd Karlsbakk
the pool into wait, which is ok, but the problem is that not only the pool in question is put into wait, but all pools. Please refrain from RTFMing people before digging into the material Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http

Re: [zfs-discuss] Extremely slow zpool scrub performance

2011-05-16 Thread Roy Sigurd Karlsbakk
-- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed opprinnelse. I de fleste tilfeller

Re: [zfs-discuss] ls reports incorrect file size

2011-05-02 Thread Roy Sigurd Karlsbakk
sparse files. Nothing to be alarmed about. or very tightly compressed files (like those from a dd if=/dev/zero). du and ls -ls will show how much is stored - ls -l will show the theoretical file size. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net

Re: [zfs-discuss] Dedup and L2ARC memory requirements (again)

2011-04-30 Thread Roy Sigurd Karlsbakk
. Anyone know what it means, or what to do about it? IIRC it runs out of memory, not space. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et

Re: [zfs-discuss] Dedup and L2ARC memory requirements (again)

2011-04-29 Thread Roy Sigurd Karlsbakk
(which I would use anyway, since there are always tiny chances of collisions), why would sha256 be a better choice? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres

Re: [zfs-discuss] Dedup and L2ARC memory requirements (again)

2011-04-26 Thread Roy Sigurd Karlsbakk
blocks all over, you'll need some 5-6GB+ per terabyte stored. -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ

Re: [zfs-discuss] Dedup and L2ARC memory requirements (again)

2011-04-25 Thread Roy Sigurd Karlsbakk
zfs:zfs_arc_meta_limit = somevalue in /etc/system to help zfs use more memory for its metadata (like the DDT), as it won't use more than (RAM-1GB)/4 by default Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er

Re: [zfs-discuss] zpool scrub on b123

2011-04-18 Thread Roy Sigurd Karlsbakk
them in zfs or otherwise. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv

Re: [zfs-discuss] zpool scrub on b123

2011-04-16 Thread Roy Sigurd Karlsbakk
replaced the 3801 with a 9200 and the problem was gone. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle

Re: [zfs-discuss] trouble replacing spare disk

2011-04-05 Thread Roy Sigurd Karlsbakk
://mail.opensolaris.org/mailman/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle

Re: [zfs-discuss] trouble replacing spare disk

2011-04-05 Thread Roy Sigurd Karlsbakk
/uniofleicsnews ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http

Re: [zfs-discuss] Zpool resize

2011-04-04 Thread Roy Sigurd Karlsbakk
before the pool was being expanded, and then one VDEV at a time, so simply turning autoexpand on and then off may be a bit too quick. Leave it on for a while... Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all

Re: [zfs-discuss] Zpool resize

2011-04-04 Thread Roy Sigurd Karlsbakk
work automatically once enabled (or after a few minutes - see my earlier post). If you can paste the output of 'zpool status', that should show if you're using the whole device or a slice. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http

Re: [zfs-discuss] Zpool resize

2011-04-04 Thread Roy Sigurd Karlsbakk
you please paste the output from 'zpool status'? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger

Re: [zfs-discuss] Cannot remove zil device

2011-04-01 Thread Roy Sigurd Karlsbakk
You can add and remove mirrored or non-mirrored log devices. Jordan is probably running into CR 7000154: cannot remove log device I tried to google that, but couldn't find anything but this thread. Got a link to that bug? Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http

Re: [zfs-discuss] Cannot remove zil device

2011-03-31 Thread Roy Sigurd Karlsbakk
to remove devices in a mirror, not the mirror with the devices... Can you paste the command(s) you're using for this? Btw, log device removal is in from zpool v19, so the one you're using should work. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net

Re: [zfs-discuss] Cannot remove zil device

2011-03-31 Thread Roy Sigurd Karlsbakk
zpool remove storage c4t11d0 Can you pastebin 'zpool status' as well? PS: Get a decent email client - your quoting is severely broken :P Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det

Re: [zfs-discuss] Cannot remove zil device

2011-03-31 Thread Roy Sigurd Karlsbakk
http://pastebin.com/nD2r2qmh Here is zpool status and zpool version The only thing I wonder about here, is why you have two striped log devices. I didn't even know that was supported. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http

Re: [zfs-discuss] zfs incremental send?

2011-03-29 Thread Roy Sigurd Karlsbakk
- Original Message - On 2011-Mar-29 02:19:30 +0800, Roy Sigurd Karlsbakk r...@karlsbakk.net wrote: Is it (or will it) be possible to do a partial/resumable zfs send/receive? If having 30TB of data and only a gigabit link, such transfers takes a while, and if interrupted, will require

Re: [zfs-discuss] A resilver record?

2011-03-29 Thread Roy Sigurd Karlsbakk
won't lead to defragmentation. With a new pool, though, it'll do the exact same as sending over the network. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres

[zfs-discuss] zfs incremental send?

2011-03-28 Thread Roy Sigurd Karlsbakk
, such transfers takes a while, and if interrupted, will require a re-transmit of all the data. What could make a partial transfer work? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt

[zfs-discuss] Good benchmarking software?

2011-03-22 Thread Roy Sigurd Karlsbakk
- question is quite simple - where can I find a good way to do this without too much hassle? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er

Re: [zfs-discuss] Good benchmarking software?

2011-03-22 Thread Roy Sigurd Karlsbakk
you could send some example Reports. That would be brilliant :) Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ

Re: [zfs-discuss] A resilver record?

2011-03-21 Thread Roy Sigurd Karlsbakk
, but without them, it wasn't very useful. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv

Re: [zfs-discuss] A resilver record?

2011-03-21 Thread Roy Sigurd Karlsbakk
slow down the whole pool. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv

Re: [zfs-discuss] A resilver record?

2011-03-20 Thread Roy Sigurd Karlsbakk
in the VDEV(s), traffic patterns during resilver, speed VDEV fill, of drives etc. Still, close to 6 days is a lot. Can you detail your configuration? Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er

Re: [zfs-discuss] A resilver record?

2011-03-20 Thread Roy Sigurd Karlsbakk
replacing some 2TB drives with 3TB ones in three VDEVs that were 95% full at the time, resilver times dropped by 30%, so I guess very full VDEVs aren't much fun even on the resilver side. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http

Re: [zfs-discuss] A resilver record?

2011-03-20 Thread Roy Sigurd Karlsbakk
was not meant to be a generic one, but based on the original question, which was about a raidz2 VDEV, but then, thanks for the info Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt

Re: [zfs-discuss] best migration path from Solaris 10

2011-03-18 Thread Roy Sigurd Karlsbakk
/ Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed opprinnelse. I de

Re: [zfs-discuss] GNU 'cp -p' can't work well with ZFS-based-NFS

2011-03-16 Thread Roy Sigurd Karlsbakk
-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det

Re: [zfs-discuss] cannot replace c10t0d0 with c10t0d0: device is too small

2011-03-05 Thread Roy Sigurd Karlsbakk
. This was a replacement part from Sun^WOracle... Since the machine was a compute node, I ended up reinstalling it instead of waiting for another replacement. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all

[zfs-discuss] ZFS spare disk usage issue

2011-03-04 Thread Roy Sigurd Karlsbakk
the pool unavailable. See full report on ODT: http://karlsbakk.net/ZFS/ZFS%20Spare%20disk%20usage.odt PDF: http://karlsbakk.net/ZFS/ZFS%20Spare%20disk%20usage.pdf Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all

Re: [zfs-discuss] [illumos-Developer] ZFS spare disk usage issue

2011-03-04 Thread Roy Sigurd Karlsbakk
/ZFS/ZFS%20Spare%20disk%20usage.odt PDF: http://karlsbakk.net/ZFS/ZFS%20Spare%20disk%20usage.pdf These are mow updated as well Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum

Re: [zfs-discuss] [illumos-Developer] ZFS spare disk usage issue

2011-03-04 Thread Roy Sigurd Karlsbakk
in one stripe, for example). - Eric On Fri, Mar 4, 2011 at 7:06 AM, Roy Sigurd Karlsbakk r...@karlsbakk.net wrote: Hi all I just did a small test on RAIDz2 to check whether my suspicion was right about ZFS not treating spares as replicas/copies of drives, and I think I've found it true

Re: [zfs-discuss] [illumos-Developer] ZFS spare disk usage issue

2011-03-04 Thread Roy Sigurd Karlsbakk
standpoint, as you are down one spare, and that spare may not have the same RAS properties as other devices in your RAID-Z stripe (it may put 3 disks on the same controller in one stripe, for example). - Eric On Fri, Mar 4, 2011 at 7:06 AM, Roy Sigurd Karlsbakk r...@karlsbakk.net wrote

Re: [zfs-discuss] cannot replace c10t0d0 with c10t0d0: device is too small

2011-03-04 Thread Roy Sigurd Karlsbakk
may even return the old one.. Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå

[zfs-discuss] Nasty zfs issue

2011-03-03 Thread Roy Sigurd Karlsbakk
anywhere. Can someone update me on what went wrong? It seems starting two resilvers for the same drive in the same VDEV was a Big Mistake, but then, I thought ZFS would sort out/quit the resilver on the spare once the original was replaced. Vennlige hilsener / Best regards roy -- Roy Sigurd

Re: [zfs-discuss] Format returning bogus controller info

2011-03-03 Thread Roy Sigurd Karlsbakk
Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net http://blogg.karlsbakk.net/ -- I all pedagogikk er det essensielt at pensum presenteres intelligibelt. Det er et elementært imperativ for alle pedagoger å unngå eksessiv anvendelse av idiomer med fremmed opprinnelse. I de fleste tilfeller eksisterer

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