Re: [discuss] Illumos and GNU

2024-02-28 Thread Bob Friesenhahn
n userland and you'll see that most foss programs require modifications, despite using the basic gnu tools. just because it's not linux. I am curious about the nature of those modifications that "most foss" programs require. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.sim

Re: [discuss] Image Packaging System : the documentation

2021-08-03 Thread Bob Friesenhahn
system) became a Sun employee and was appointed head of Project Indiana, under which OpenSolaris and IPS were originally developed in public and with participation of non-Sun volunteers. https://en.wikipedia.org/wiki/OpenSolaris#History Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.si

Re: [discuss] [svr4pkg] Why ditch SQL? (and why in the earth did Solaris' devs used it in the first place?)

2021-08-01 Thread Bob Friesenhahn
with the historical knowledge of the SVR4 package management software. More than likely we will learn that there was some license or robustness issue which resulted in dropping the SQL implementation. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfri

Re: [discuss] how to make illumos shed fat?

2021-07-26 Thread Bob Friesenhahn
lean. The base install of OmniOSce is pretty small by today's standards. OmniOS /bin/sh is still ksh93. The root shell is for interactive logins. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http

Re: [discuss] NVMe AHCI SSD mirror of a RAIDZ filesystem?

2021-06-09 Thread Bob Friesenhahn
e a RAIDZ2 filesystem? You can use a SSD and a disk to create a mirror. The reads may occur more often on the SSD due to better latency. The writes will be as slow as the disk. To me this seems like a bad trade-off. It is possible to stack zfs storage pools but that is not recommended.

Re: [discuss] zpool add -o autotrim=on doesn't work?

2021-04-27 Thread Bob Friesenhahn
pying data. The "unused" space may actually be used. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http://www.simplesystems.org/users/bfr

Re: [discuss] zpool add -o autotrim=on doesn't work?

2021-04-27 Thread Bob Friesenhahn
a lot more sense. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http://www.simplesystems.org/users/bfriesen/public-key.txt -- illumo

Re: [discuss] ARC over time

2021-03-21 Thread Bob Friesenhahn
to happen, there should be some concern about space efficiency. For example, disks with 4k sectors are less space efficient with raidz than ones with 512 byte sectors, and particularly if small zfs filesystem block sizes are used. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, htt

Re: [discuss] ARC over time

2021-03-19 Thread Bob Friesenhahn
tent store. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http://www.simplesystems.org/users/bfriesen/public-key.txt -- illumo

Re: [discuss] NFS locking with NFS mount from zone (problem with Autoconf's autom4te)

2020-04-18 Thread Bob Friesenhahn
e=1048576,namlen=255,hard,noacl, proto=tcp,timeo=600,retrans=2,sec=sys,mountaddr=65.66.246.70,mountvers=3, mountport=59848,mountproto=udp,local_lock=none,addr=63.67.246.72) Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick

Re: [discuss] NFS locking with NFS mount from zone (problem with Autoconf's autom4te)

2020-04-17 Thread Bob Friesenhahn
? I do recall that Illumos re-wrote the NFS locking daemon. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http://www.simplesystems.org/users/bfriesen/public-key.txt

[discuss] NFS locking with NFS mount from zone (problem with Autoconf's autom4te)

2020-04-17 Thread Bob Friesenhahn
regarding how to solve this problem? Is there a Zone option which needs to be enabled in order to use NFS locking? Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http

Re: [discuss] pkg, python3 and unicode

2020-03-11 Thread Bob Friesenhahn
script) which sets the necessary LOCALE? Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http://www.simplesystems.org/users/bfriesen/public-key.txt

Re: [discuss] RiscV Illumos port

2020-02-18 Thread Bob Friesenhahn
it is much more likely to work. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http://www.simplesystems.org/users/bfriesen/public-key.txt

Re: [discuss] libc/libumem lack of concurrency

2019-09-21 Thread Bob Friesenhahn
. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http://www.simplesystems.org/users/bfriesen/public-key.txt -- illumos: illumos-discuss

Re: [discuss] libc/libumem lack of concurrency

2019-03-30 Thread Bob Friesenhahn
/umem. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http://www.simplesystems.org/users/bfriesen/public-key.txt -- illumos

Re: [discuss] libc/libumem lack of concurrency

2019-03-19 Thread Bob Friesenhahn
for the function which frees the allocation to know about how the buffer was allocated. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http://www.simplesystems.org/users

Re: [discuss] libc/libumem lack of concurrency

2019-03-18 Thread Bob Friesenhahn
On Mon, 18 Mar 2019, Bob Friesenhahn wrote: Based on my understanding of plockstat output (reported times are described as "Average duration of an event, in nanoseconds"), libumem is taking 28.6, 47.8, or 67.1 *milliseconds* per contested lock for memory requests related to posi

Re: [discuss] libc/libumem lack of concurrency

2019-03-18 Thread Bob Friesenhahn
nt of time. In contrast, the maximum contested lock in my own application's code requires 1.6 milliseconds, during which time it is copying 384MB of memory using memcpy(). Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintaine

Re: [discuss] libc/libumem lack of concurrency

2019-03-18 Thread Bob Friesenhahn
131072 |@@ | 1 libgomp.so.1.0.0`gomp_thread_start+0x24 262144 |@@ | 1 libc.so.1`_thrp_setup+0x8a libc.so.1`_lwp_start -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users

Re: [discuss] libc/libumem lack of concurrency

2019-03-18 Thread Bob Friesenhahn
the memory allocator used. It is doubtful that the GNU GCC developers spend much effort with tuning pthreads-based OpenMP under Illumos or Solaris. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.Graphics

Re: [discuss] libc/libumem lack of concurrency

2019-03-17 Thread Bob Friesenhahn
On Sat, 16 Mar 2019, Joshua M. Clulow wrote: On Sat, 16 Mar 2019 at 12:09, Bob Friesenhahn wrote: Using the default allocator: % gm benchmark -duration 10 convert -size 4000x3000 tile:model.pnm -wave 25x150 null: Results: 40 threads 13 iter 74.63s user 10.122100s total 1.284 iter/s 0.174

[discuss] libc/libumem lack of concurrency

2019-03-16 Thread Bob Friesenhahn
57 1% == 32816-32831 1 <1% large 172 3% == Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ Public Key, http://www.si

[discuss] Illumos valgrind maintainer needed

2018-10-16 Thread Bob Friesenhahn
-- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ -- illumos: illumos-discuss Permalink: https://illumos.topicbox.com/groups/discuss/T5f2d86b0b56e6f31

Re: [discuss] Windows 7 on Hipster host using VirtualBox

2017-12-15 Thread Bob Friesenhahn
, and without even considering that the opinion of CDDL non-compliance is a weak one. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ -- illumos-discuss

Re: [discuss] ZFS l2arc eviction question

2017-06-01 Thread Bob Friesenhahn
as described at "https://en.wikipedia.org/wiki/Adaptive_replacement_cache;. One goal of ARC is to avoid the simplistic filling that you describe. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagic

Re: [discuss] Fwd: Re: [OmniOS-discuss] LSI 9300-16i SAS and OmniOS?

2016-09-23 Thread Bob Friesenhahn
for the failing configuration: "VMware-virtualized OmniOS with passthrough LSI-HBA" How transparent is VMware's passthrough? Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.Graphics

Re: [discuss] default system shell

2016-08-28 Thread Bob Friesenhahn
use classical sh, ksh93. I think that 'zsh' at least matches 'tcsh' for usage as an interactive shell. Long ago I was a dedicated 'tcsh' user but then moved to 'zsh' and did not find a lack for anything. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users

Re: [discuss] Re: UNIX on the desktop

2016-08-21 Thread Bob Friesenhahn
be at a disadvantage against other options like freebsd. the best we could hope for is to make the gap less severe. There is too much talk of winners and losers, and not enough about the users. Please don't make me have to use another computer just to type in my source code. Thanks, Bob -- Bob

Re: [discuss] epoll() testing...

2016-07-27 Thread Bob Friesenhahn
interfaces since they were broken by chroot. If I configured Dovecot to not do a chroot then they seemed to be working. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

Re: [discuss] Tool for SSD overprovisioning on OmniOS like hdparm

2014-05-27 Thread Bob Friesenhahn via illumos-discuss
is unlikely to ever use upper-addressed sectors. It is of course easy to test actual zfs behavior using a dtrace script. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

Re: [discuss] Illumos vs Linux for GraphicsMagick

2014-03-21 Thread Bob Friesenhahn
to be spending 64-70% of its time in the tight loop which takes bytes of input data from a buffer and writes (expands) them contiguously into memory. About 0.5% of the time is reported to be due fread(). Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users

Re: [discuss] Illumos vs Linux for GraphicsMagick

2014-03-17 Thread Bob Friesenhahn
). My theory may be faulty. Tools I have used thus far to attempt to find the root of the problem assume that programs run for a long time and are bottlenecked by CPU and are poor for evaluating this sort of issue. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http

Re: [discuss] Illumos vs Linux for GraphicsMagick

2014-03-16 Thread Bob Friesenhahn
On Sat, 15 Mar 2014, Bob Friesenhahn wrote: I am still struggling to get GraphicsMagick running properly fast on an Illumos system (in this case OpenIndiana oi_151a9). Previously, GraphicsMagick was entirely profiled and tuned on a 4-core AMD system running Solaris 10. It still runs well

[discuss] Illumos vs Linux for GraphicsMagick

2014-03-15 Thread Bob Friesenhahn
52763 1 0 96 300 00121 341300 156219 4 0 87 310 0011080300 5950 0 0 100 -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer

[discuss] Re: [discuss] QLogic QLE2562-CK – 8Gb, Dual Port, FC HBA, x4 PCIe

2014-03-06 Thread Bob Friesenhahn
to how well it works. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss Archives: https://www.listbox.com/member/archive/182180

Re: [discuss] processes using swap space?

2013-07-12 Thread Bob Friesenhahn
is a complicated topic since mappings may be file-backed. The 'pmap' output can be quite illuminating as to how Solaris programs work. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

Re: [discuss] Performance on new quad socket system

2013-03-26 Thread Bob Friesenhahn
of keeping things running properly without the considerable resources required for performance tuning/testing. Maybe there are significant issues to be resolved. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http

Re: [discuss] Performance on new quad socket system

2013-03-26 Thread Bob Friesenhahn
-and-programs-1/zilstat) would be very useful in order to see what synchronous writes are occuring. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

Re: [discuss] Performance on new quad socket system

2013-03-25 Thread Bob Friesenhahn
, 0.741682 s, 1.4 GB/s dd if=/dev/zero of=/tmp/testfile1 bs=128k count=8k 0.00s user 0.89s system 99% cpu 0.898 total Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

Re: [discuss] Performance on new quad socket system

2013-03-25 Thread Bob Friesenhahn
if there are ECC errors) the classic STREAM benchmark would be a useful test: http://www.cs.virginia.edu/stream/ Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

Re: [discuss] vmem_hash_delete() high-runner

2013-02-17 Thread Bob Friesenhahn
by iostat) while the program is running. And you do skip the first few lines of vmstat output, right? (that should show lifetime stats average during this OS uptime). Trust it for dynamic data only after the second or third line. Yes, I do skip those lines. Bob -- Bob Friesenhahn bfrie

[discuss] vmem_hash_delete() high-runner

2013-02-11 Thread Bob Friesenhahn
total It bothers me that GraphicsMagick has principly been developed and tuned on Solaris yet I see it performing poorly under OpenIndiana vs Linux. Any ideas for the best way to diagnose? Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen

Re: [discuss] Suggestions for an XStreamOS/illumos based server upgrade

2013-01-15 Thread Bob Friesenhahn
working system, then you can see how many IOPS are already being consumed (including synchronous writes) and have some idea of the necessary IOPS capacity of the system. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer

Re: [discuss] What's wrong with IPS?

2012-12-19 Thread Bob Friesenhahn
that Python is necessarily to blame. It is likely a design issue. As reason to believe that the problem is not with Python, Mercurial is written in Python and Git is written in compiled C yet Mercurial is demonstrated to perform operations on remote repositories twice as fast. Bob -- Bob

[discuss] Re: [OpenIndiana-discuss] hardware specs for illumos storage/virtualization server

2012-11-17 Thread Bob Friesenhahn
, except that SATA is used for boot/system drives. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss Archives: https

[discuss] Illumos on/with Xeon Phi?

2012-11-16 Thread Bob Friesenhahn
on the co-processor card. What is the possibilities that Illumos can support Xeon Phi as a co-processor, or even usefully boot and run natively on Xeon Phi? Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http

Re: [discuss] Illumos on/with Xeon Phi?

2012-11-16 Thread Bob Friesenhahn
On Fri, 16 Nov 2012, Gary wrote: On Fri, Nov 16, 2012 at 7:31 AM, Bob Friesenhahn bfrie...@simple.dallas.tx.us wrote: It seems that Linux boots and runs on the co-processor card. What is the possibilities that Illumos can support Xeon Phi as a co-processor, or even usefully boot

Re: [discuss] illumos based ZFS storage failure

2012-11-16 Thread Bob Friesenhahn
not search a filesystem which might hang even though the system is otherwise working. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos

[discuss] Re: [OpenIndiana-discuss] Tribblix Milestone 1

2012-11-08 Thread Bob Friesenhahn
for running Illumos-based systems. There will be ARM64 hardware available (from other than AMD) for deployment within the next 5 months. Hopefully some company will decide to add ARM support for Illumos. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users

Re: [discuss] Tribblix prerelease

2012-10-23 Thread Bob Friesenhahn
, OpenOffice, and VirtualBox, would not be able to execute due to missing libraries? I do like the idea of a relatively spartan desktop. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

[discuss] Re: Failing to recover SATA boot drive c3t0d0

2012-07-12 Thread Bob Friesenhahn
On Thu, 12 Jul 2012, Bob Friesenhahn wrote: This evening I replaced the failed drive with a completely different one. The OS is able to query the drive info but is still completely unable to perform I/O on it. I am not sure why the original first boot drive stopped working 1-1/2 days after

Re: [discuss] WebNFS in illumos source

2012-06-29 Thread Bob Friesenhahn
browsers. I definitely agree that code which is not periodically tested is sure to become broken. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

Re: [discuss] Re: [developer] SVR4-based illumos distro WAS: how to fix support for system_locale in sysidcfg for non global zone installation

2012-05-28 Thread Bob Friesenhahn
anticipated to be successful since both Intel and AMD have made the necessary acquisitions so that they can offer competing systems with their own low-power x86 CPUs. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http

Re: [discuss] Re: [developer] SVR4-based illumos distro WAS: how to fix support for system_locale in sysidcfg for non global zone installation

2012-05-27 Thread Bob Friesenhahn
relationship with Oracle. Oracle does not seem to have an interest in the type of large systems that Fujitsu is building since Oracle is primarily interested in Oracle-designed T-series SPARC and running the Oracle application stack. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http

Re: [discuss] Hyper-Threading

2012-05-08 Thread Bob Friesenhahn
between this motherboard and recent releases of Illumos, is that correct? This board seems highly likely to work without problems (http://www.supermicro.com/support/resources/OS/C204.cfm). Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen

Re: [discuss] Hyper-Threading

2012-05-08 Thread Bob Friesenhahn
, then it is best to retain the option. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss Archives: https://www.listbox.com/member

Re: [discuss] EOF libresolv.so.1 and libldap.so.4 ?

2012-05-04 Thread Bob Friesenhahn
a different story than something as low level and intrinsic as libresolv. Programs using an old LDAP interface may be rendered totally useless in the modern world. There should be a formal policy decision on the ABI age that Illumos will support. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us

Re: [discuss] User-space locks slow on Opteron 6200?

2012-04-13 Thread Bob Friesenhahn
Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss Archives: https://www.listbox.com/member/archive/182180/=now RSS Feed: https

Re: [discuss] User-space locks slow on Opteron 6200?

2012-04-13 Thread Bob Friesenhahn
it (and machine is going away soon) but the related 'cputrack' was used on this hardware. The 'cputrack' command also reports that AMD Family 15h is unsupported but it did seem to produce useful output. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen

Re: [discuss] User-space locks slow on Opteron 6200?

2012-04-13 Thread Bob Friesenhahn
, even when these cases are avoided, heavy lock usage becomes a significant problem with many threads running. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

Re: [discuss] User-space locks slow on Opteron 6200?

2012-04-12 Thread Bob Friesenhahn
the same). I am a poor free software developer purchasing expensive hardware out of his own pocket so it is important to make the right decision. The system vendor has been quite helpful to me but it seems that my original question is still unanswered. Bob -- Bob Friesenhahn bfrie

Re: [discuss] User-space locks slow on Opteron 6200?

2012-04-12 Thread Bob Friesenhahn
On Thu, 12 Apr 2012, Hans Rosenfeld wrote: On Thu, Apr 12, 2012 at 09:39:23AM -0500, Bob Friesenhahn wrote: My OpenMP-based application definitely fits the description of a potentially problematic application because it does execute the same code in tight loops in both cores of a compute unit

Re: [discuss] User-space locks slow on Opteron 6200?

2012-04-11 Thread Bob Friesenhahn
they maintain (Open64) so there is no telling what is necessary in the OS, run-time libraries, and compiler, to achieve the sweetness indicated by the SPEC benchmark reports. It is of course possible that there is an issue with my software or in GCC's GOMP library. Bob -- Bob Friesenhahn bfrie

Re: [discuss] User-space locks slow on Opteron 6200?

2012-04-11 Thread Bob Friesenhahn
On Wed, 11 Apr 2012, Bob Friesenhahn wrote: On Wed, 11 Apr 2012, Rich wrote: You neglect to mention your test platform's kernel or userland version - are you running the latest illumos head, the stock kernel+userland provided by OpenIndiana/Nexenta of some version, etc, etc? The OS

Re: [discuss] User-space locks slow on Opteron 6200?

2012-04-11 Thread Bob Friesenhahn
will make changes to prevent it) but quite often plockstat shows that the high-runners are in mutexes that my application does not explicitly allocate. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http

Re: [discuss] User-space locks slow on Opteron 6200?

2012-04-11 Thread Bob Friesenhahn
+0x11e Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss Archives: https://www.listbox.com/member/archive/182180/=now RSS Feed

Re: [discuss] Progress on AVX instruction support?

2012-04-10 Thread Bob Friesenhahn
the performance problem. Since I would be purchasing the system out of my own pocket, if I can not obtain satisfactory performance then I would purchase an E5 Xeon system instead. The 64-cores are quite attractive to me, but not if they can not be effectively used. Bob -- Bob Friesenhahn bfrie

Re: [discuss] Progress on AVX instruction support?

2012-04-10 Thread Bob Friesenhahn
routine which is attempting to read an enumeration value from the stack. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss Archives

[discuss] User-space locks slow on Opteron 6200?

2012-04-10 Thread Bob Friesenhahn
|@@@ 4 65536 |@@ 5 131072 | 0 My application seems to be properly designed. Ideas? Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users

Re: [discuss] Progress on AVX instruction support?

2012-04-09 Thread Bob Friesenhahn
=barcelona is requested then the programs work fine. Is there anything in the kernel or run-time environment which might be causing this problem? Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

Re: [discuss] Progress on AVX instruction support?

2012-04-09 Thread Bob Friesenhahn
On Mon, 9 Apr 2012, Bob Friesenhahn wrote: I am not sure if the AVX instruction set is being used or not, but this evening I am running tests on a quad core Opteron 6282 SE system running OpenIndiana. Sorry, I meant to say four socket. Not quad core. 64-cores in all. Bob -- Bob

[discuss] AMD SVM Support for KVM in Illumos?

2012-03-25 Thread Bob Friesenhahn
Is there any effort underway to add AMD SVM support for KVM in Illumos? I don't see any related commits in the Joyent illumos-kvm respository, but that does not mean that no one is working on it. Thanks, Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users

Re: [discuss] Strange ZVOL behaviour

2012-03-15 Thread Bob Friesenhahn
from disk. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss Archives: https://www.listbox.com/member/archive/182180/=now RSS

Re: [discuss] Strange ZVOL behaviour

2012-03-15 Thread Bob Friesenhahn
On Thu, 15 Mar 2012, Simone Ricci wrote: On Thu, Mar 15, 2012 at 3:21 PM, Bob Friesenhahn bfrie...@simple.dallas.tx.us wrote: The reads likely indicate that 4GB of RAM is not nearly enough.  If the data can not be cached in RAM, then it needs to be re-read from disk. Yes, that's quite

Re: [discuss] Illumos on Xeon E5-2600 platform?

2012-03-15 Thread Bob Friesenhahn
for free in spare time by a volunteer? Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss Archives: https://www.listbox.com/member

[discuss] Progress on AVX instruction support?

2012-03-15 Thread Bob Friesenhahn
feature of CPUs currently available (e.g. Intel Core 2 + AVX, Intel Sandy Bridge, and AMD Bulldozer), it seems like the bug should be given increased priority. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http

Re: [discuss] Progress on AVX instruction support?

2012-03-15 Thread Bob Friesenhahn
notice you try, but because of a rather silly bug). Perhaps there may be another missing related bit which would be support for setting this AVX flag via /usr/ccs/bin/as and /usr/ccs/bin/ld (assuming that these were open-sourced). Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http

Re: [discuss] Email replies and threading for illumos lists...

2012-02-29 Thread Bob Friesenhahn
. However, I have seen the sort of threading issues you mention in the past. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss

Re: [discuss] [OpenIndiana-discuss] 4k sectors again

2012-02-15 Thread Bob Friesenhahn
be used based on the drives involved? This would help avoid the problem that information provided via installation media becomes stale. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org

Re: [discuss] Re: [OpenIndiana-discuss] 4k sectors again

2012-02-15 Thread Bob Friesenhahn
list. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss Archives: https://www.listbox.com/member/archive/182180/=now RSS Feed

Re: [discuss] Re: [OpenIndiana-discuss] Dedup - warning use or futher work?

2011-12-22 Thread Bob Friesenhahn
to be dangerously small for the size of the pool. Of course this would need to be based on common estimates since some pools will deduplicate much better than others. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http

Re: [discuss] Illumos and AMD Bulldozer

2011-12-19 Thread Bob Friesenhahn
On Mon, 12 Dec 2011, Bob Friesenhahn wrote: With assistance from a local hardware vendor, I hope to observe OpenIndiana running (or not) on a two-socket Opteron 6200 system, at least for an hour or two. I did get an opportunity this past weekend to test a two-socket Opteron 6220 (two

[discuss] Illumos and AMD Bulldozer

2011-12-07 Thread Bob Friesenhahn
per-core power management quite right yet. Bob -- Bob Friesenhahn bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ GraphicsMagick Maintainer,http://www.GraphicsMagick.org/ --- illumos-discuss Archives: https://www.listbox.com