Re: [zfs-discuss] Memory Usage

2007-09-14 Thread Victor Latushkin
Please see the following link: http://www.solarisinternals.com/wiki/index.php/ZFS_Evil_Tuning_Guide#Limiting_the_ARC_Cache Hth, Victor Sergey пишет: > I am running Solaris U4 x86_64. > > Seems that something is changed regarding mdb: > > # mdb -k > Loading modules: [ unix krtld genunix specfs

Re: [zfs-discuss] Memory Usage

2007-09-14 Thread Frank Hofmann
On Fri, 14 Sep 2007, Sergey wrote: > I am running Solaris U4 x86_64. > > Seems that something is changed regarding mdb: > > # mdb -k > Loading modules: [ unix krtld genunix specfs dtrace cpu.AuthenticAMD.15 uppc > pcplusmp ufs ip hook neti sctp arp usba fctl nca lofs zfs random nfs sppp > crypto

Re: [zfs-discuss] Memory Usage

2007-09-14 Thread Sergey
I am running Solaris U4 x86_64. Seems that something is changed regarding mdb: # mdb -k Loading modules: [ unix krtld genunix specfs dtrace cpu.AuthenticAMD.15 uppc pcplusmp ufs ip hook neti sctp arp usba fctl nca lofs zfs random nfs sppp crypto ptm ] > arc::print -a c_max mdb: failed to derefe

Re: [zfs-discuss] Memory Usage

2006-09-13 Thread Robert Milkowski
Hello Thomas, Tuesday, September 12, 2006, 7:40:25 PM, you wrote: TB> Hi, TB> We have been using zfs for a couple of months now, and, overall, really TB> like it. However, we have run into a major problem -- zfs's memory TB> requirements TB> crowd out our primary application. Ultimately, we

Re: [zfs-discuss] Memory Usage

2006-09-13 Thread Wee Yeh Tan
On 9/13/06, Thomas Burns <[EMAIL PROTECTED]> wrote: BTW -- did I guess right wrt where I need to set arc.c_max (etc/system)? I think you need to use mdb. As Mark and Johansen mentioned, only do this as your last resort. # mdb -kw arc::print -a c_max d3b0f874 c_max = 0x1d0fe800 d3b0f874 /W

Re: [zfs-discuss] Memory Usage

2006-09-12 Thread Thomas Burns
Also, where do I set arc.c_max? In etc/system? Out of curiosity, why isn't limiting arc.c_max considered best practice (I just want to make sure I am not missing something about the effect limiting it will have)? My guess is that in our case (lots of small groups -- 50 people or less --

Re: [zfs-discuss] Memory Usage

2006-09-12 Thread Mark Maybee
Thomas Burns wrote: On Sep 12, 2006, at 2:04 PM, Mark Maybee wrote: Thomas Burns wrote: Hi, We have been using zfs for a couple of months now, and, overall, really like it. However, we have run into a major problem -- zfs's memory requirements crowd out our primary application. Ultimat

Re: [zfs-discuss] Memory Usage

2006-09-12 Thread Thomas Burns
On Sep 12, 2006, at 2:04 PM, Mark Maybee wrote: Thomas Burns wrote: Hi, We have been using zfs for a couple of months now, and, overall, really like it. However, we have run into a major problem -- zfs's memory requirements crowd out our primary application. Ultimately, we have to reboo

Re: [zfs-discuss] Memory Usage

2006-09-12 Thread Al Hopper
On Tue, 12 Sep 2006, Mark Maybee wrote: > Thomas Burns wrote: > > Hi, > > > > We have been using zfs for a couple of months now, and, overall, really > > like it. However, we have run into a major problem -- zfs's memory > > requirements > > crowd out our primary application. Ultimately, we have

Re: [zfs-discuss] Memory Usage

2006-09-12 Thread Mark Maybee
Thomas Burns wrote: Hi, We have been using zfs for a couple of months now, and, overall, really like it. However, we have run into a major problem -- zfs's memory requirements crowd out our primary application. Ultimately, we have to reboot the machine so there is enough free memory to st

[zfs-discuss] Memory Usage

2006-09-12 Thread Thomas Burns
Hi, We have been using zfs for a couple of months now, and, overall, really like it. However, we have run into a major problem -- zfs's memory requirements crowd out our primary application. Ultimately, we have to reboot the machine so there is enough free memory to start the application.