Re: OpenZFS and L2ARC

2020-09-10 Thread Stefan Esser
Am 09.09.20 um 21:26 schrieb John Baldwin:> A simple fix might be to use CTLFLAG_SKIP so that you only invoke the expensive sysctls if you request them by name, but not if you request the 'kstat.zfs' tree. I have looked at /sys/contrib/openzfs/module/zfs/dbuf.c where I had assumed that the "kst

Re: OpenZFS and L2ARC

2020-09-09 Thread John Baldwin
On 9/9/20 1:30 AM, Stefan Esser wrote: > Am 09.09.20 um 08:46 schrieb Stefan Esser: >> Am 09.09.20 um 00:45 schrieb Graham Perrin: >>> Recalling >>> , >>> >>> on 28/03/2020 15:17,28/03/2020 15:17, Allan Jude wrote: >>> >

Re: OpenZFS and L2ARC

2020-09-09 Thread Stefan Esser
Am 09.09.20 um 08:46 schrieb Stefan Esser: Am 09.09.20 um 00:45 schrieb Graham Perrin: Recalling , on 28/03/2020 15:17,28/03/2020 15:17, Allan Jude wrote:  >> …  >>  >> Basically 'arc' was converted to a subtree.  >>

Re: OpenZFS and L2ARC

2020-09-08 Thread Stefan Esser
Am 09.09.20 um 00:45 schrieb Graham Perrin: On 08/09/2020 08:43, Stefan Esser wrote: OpenZFS seems to work quite well for me, in general, but I have questions regarding the L2ARC statistics. … The sysutils/zfs-stats port reports the following values for this system, BTW: --

Re: OpenZFS and L2ARC

2020-09-08 Thread Graham Perrin
On 08/09/2020 08:43, Stefan Esser wrote: OpenZFS seems to work quite well for me, in general, but I have questions regarding the L2ARC statistics. … The sysutils/zfs-stats port reports the following values for this system, BTW: ---