Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-07-10 Thread Lo Zio
In any case, have you an idea of the way to solve my current problem? I have 450Gb in a deduped dataset I want to destroy, and each tentative I do results in a machine hang. I just want to destroy a dataset and all of its snapshots!! I tried unmounting before zfs destroy but had no luck... Thanks

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-07-02 Thread Roy Sigurd Karlsbakk
- Original Message - > Sorry roy, but reading the post you pointed me > "meaning about 1,2GB per 1TB stored on 128kB blocks" > I have 1,5TB and 4 Gb of RAM, and not all of this is deduped. > Why you say it's *way* too small. It should be *way* enough. > From the performance point of view, i

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-07-02 Thread Lo Zio
Sorry roy, but reading the post you pointed me "meaning about 1,2GB per 1TB stored on 128kB blocks" I have 1,5TB and 4 Gb of RAM, and not all of this is deduped. Why you say it's *way* too small. It should be *way* enough. >From the performance point of view, it is not a problem, I use that machine

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-07-01 Thread Erik Trimble
On 7/1/2010 12:23 PM, Lo Zio wrote: Thanks roy, I read a lot around and also was thinking it was a dedup-related problem. Although I did not find any indication of how many RAM is enough, and never find something saying "Do not use dedup, it will definitely crash your server". I'm using a Dell

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-07-01 Thread Roy Sigurd Karlsbakk
- Original Message - > Thanks roy, I read a lot around and also was thinking it was a > dedup-related problem. Although I did not find any indication of how > many RAM is enough, and never find something saying "Do not use dedup, > it will definitely crash your server". I'm using a Dell Xeo

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-07-01 Thread Lo Zio
Thanks roy, I read a lot around and also was thinking it was a dedup-related problem. Although I did not find any indication of how many RAM is enough, and never find something saying "Do not use dedup, it will definitely crash your server". I'm using a Dell Xeon with 4 Gb of RAM, maybe it is no

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-07-01 Thread Roy Sigurd Karlsbakk
- Original Message - > I also have this problem, with 134 if I delete big snapshots the > server hangs only responding to ping. > I also have the ZVOL issue. > Any news about having them solved? > In my case this is a big problem since I'm using osol as a file > server... Are you using ded

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-07-01 Thread Lo Zio
I also have this problem, with 134 if I delete big snapshots the server hangs only responding to ping. I also have the ZVOL issue. Any news about having them solved? In my case this is a big problem since I'm using osol as a file server... Thanks -- This message posted from opensolaris.org __

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-04-27 Thread Alasdair Lumsden
Hi - was there any progress on this issue? I'd be interested to know if any bugs were filed regarding it and whether there's a way to follow up on the progress. Cheers, Alasdair -- This message posted from opensolaris.org ___ zfs-discuss mailing list

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-01-27 Thread Tonmaus
> This sounds like yet another instance of > > 6910767 deleting large holey objects hangs other I/Os > > I have a module based on 130 that includes this fix > if you would like to try it. > > -tim Hi Tim, 6910767 seems to be about ZVOLs. The dataset here was not a ZVOL. I had a 1,4 TB ZVOL on

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-01-27 Thread Tim Haley
On 01/27/10 04:39 AM, erik.ableson wrote: On 27 janv. 2010, at 12:10, Georg S. Duck wrote: Hi, I was suffering for weeks from the following problem: a zfs dataset contained an automatic snapshot (monthly) that used 2.8 TB of data. The dataset was deprecated, so I chose to destroy it after

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-01-27 Thread Georg S. Duck
> Server responds to pings, but that's it. All iSCSI, NFS and ssh connections > are cut. That's consistent with my findings, adding that SMB is cut as well. At one vain attempt to destroy the data...@snapshot I got a "[ID 224711 kern.warning] WARNING: Memory pressure: TCP defensive mode on". If

Re: [zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-01-27 Thread erik.ableson
On 27 janv. 2010, at 12:10, Georg S. Duck wrote: > Hi, > I was suffering for weeks from the following problem: > a zfs dataset contained an automatic snapshot (monthly) that used 2.8 TB of > data. The dataset was deprecated, so I chose to destroy it after I had > deleted some files; eventually

[zfs-discuss] zfs destroy hangs machine if snapshot exists- workaround found

2010-01-27 Thread Georg S. Duck
Hi, I was suffering for weeks from the following problem: a zfs dataset contained an automatic snapshot (monthly) that used 2.8 TB of data. The dataset was deprecated, so I chose to destroy it after I had deleted some files; eventually it was completely blank besides the snapshot that still lock