high disk %busy, while almost nothing happens

Hi. I'm using FreeBSD 10.1-STABLE as an application server, last week I've noticed that disks are always busy while gstat shows that the activity measured in iops/reads/writes is low, form my point of view: L(q) ops/sr/s kBps ms/rw/s kBps ms/w %busy Name 8 56 50

Re: ZFS - poor performance with "large" directories

true, but in my experience usb pen drives are variable in terms of performance across different sticks and different areas of the same stick. This can complicate things a little, and is often not worth the effort. You obviously run the ssd over usb though, and I still do on one server I run as I

Re: ZFS - poor performance with "large" directories

On Thu, Nov 26, 2015 at 2:19 AM, krad wrote: > true, but in my experience usb pen drives are variable in terms of > performance across different sticks and different areas of the same stick. > This can complicate things a little, and is often not worth the effort. You >

hyperv fails to build, when "nodevice ata" is set in kernel-config

All my drives here are using ahci and the currently-used 9.2-PRERELEASE kernel sees them thus: ada0 at ahcich0 bus 0 scbus0 target 0 lun 0 ada1 at ahcich1 bus 0 scbus1 target 0 lun 0 ada2 at ahcich2 bus 0 scbus2 target 0 lun 0 ada3 at ahcich4 bus 0 scbus4 target 0 lun 0 I'm

A recent 10.2-STABLE no longer builds on a no-exec /usr/src file system

Up to about a week ago building world on FreeBSD 10.2-STABLE went just fine. Today after svn update the build fails: # make buildworld [...] CC='cc ' mkdep -f .depend.getprotoent_test -a -I/usr/src/lib/libc/tests/net -I/usr/src/lib/libnetbsd -I/usr/src/contrib/netbsd-tests -std=gnu99

Re: ZFS - poor performance with "large" directories

On Wed, 25 Nov 2015 16:24:48 +0100 Albert Cervin wrote: > Just to close this off, when using Samba with ZFS it seems to be very > important (if you have many files in a directory) to make it case > sensitive as per: >

Re: A recent 10.2-STABLE no longer builds on a no-exec /usr/src file system

Mark Martinec wrote on 11/26/2015 19:31: Up to about a week ago building world on FreeBSD 10.2-STABLE went just fine. Today after svn update the build fails: # make buildworld [...] CC='cc ' mkdep -f .depend.getprotoent_test -a -I/usr/src/lib/libc/tests/net -I/usr/src/lib/libnetbsd

Re: high disk %busy, while almost nothing happens

On Thu, 26 Nov 2015 14:19:18 +0500 "Eugene M. Zheganin" wrote: > Hi. > > I'm using FreeBSD 10.1-STABLE as an application server, last week I've > noticed that disks are always busy while gstat shows that the activity > measured in iops/reads/writes is low, form my point of

Re: high disk %busy, while almost nothing happens

Hi. On 26.11.2015 14:19, Eugene M. Zheganin wrote: > Hi. > > I'm using FreeBSD 10.1-STABLE as an application server, last week I've > noticed that disks are always busy while gstat shows that the activity > measured in iops/reads/writes is low, form my point of view: > > > L(q) ops/sr/s

Re: high disk %busy, while almost nothing happens

Hi. On 27.11.2015 01:37, Ivan Klymenko wrote: > On Thu, 26 Nov 2015 14:19:18 +0500 > "Eugene M. Zheganin" wrote: > >> Hi. >> >> I'm using FreeBSD 10.1-STABLE as an application server, last week I've >> noticed that disks are always busy while gstat shows that the activity >>

Re: high disk %busy, while almost nothing happens

On Thu, Nov 26, 2015 at 10:46 PM, Eugene M. Zheganin wrote: > Hi. > > On 26.11.2015 14:19, Eugene M. Zheganin wrote: > > Hi. > > > > I'm using FreeBSD 10.1-STABLE as an application server, last week I've > > noticed that disks are always busy while gstat shows that the