There' s no place like /home
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Friday Jul 13, 2007
Day Thirteen
Bend was our *very* last stop before heading home. We decided against a stop at Lake Shasta and drive the 520 miles from Bend. It was hot in Bend with afternoon temperatures reaching 95 degrees. We tried hiking but but the ground was just too hot for the dogs' paws. We finally found a creekside Bend is a cute not-so-little town. My first memories of Bend are of my hippy uncle who spent summers living in a tepee and squating on land no one really cared about. It gets cold in the winter and by late fall, he was living back at my grandmother's house in Aromas with our latest "auntie". That was in the seventies, nowadays Bend is a trendy mountain town (ala Boulder) and a bit rigid with their rules and regulations. I guess they have to contend with too many Californians. CindiPosted at 09:14AM Jul 13, 2007 by Cynthia McGuire in Road Trip | Comments[0]
Wednesday Jul 11, 2007
Day Twelve
I'm happy to report that Astoria is experiencing a small renaissance. Since my last visit, a number of upper-scale restaurants and hotels have opened. Most appear to be doing well and we could barely walk through the Sunday Market because of the crowds. It's a lovely town and I wish them all the best. Cindi Posted at 09:18AM Jul 11, 2007 by Cynthia McGuire in Road Trip | Comments[0]
Tuesday Jul 10, 2007
Day Nine
We missed our ferry to Vancouver Island and then got lost driving through Vancouver. The plan was to ferry to the island and connect to a US-bound ferry in Victoria. So much for Plan A. We hastily constructed a Plan B to drive from Vancouver to Edmonds (just North of Seattle) and cross by ferry to the Olympic Pennisula. The ferry ride was short and sweet. The crew permitted us to bring the doggers on the sundeck. Penny thought is was great to have the fresh sea air flowing through her floppy ears: she gave our fellow passengers her best Flying Nun imitation. Nicky, on the other hand, cowered under the bench seats and didn't come out until we docked.
Day 2 on the peninsula we drove back into the forest to go hiking. The weather was perfect and the hike was best one so far. Day 3 didn't go as well. We tried to find a hiking trail closer to the coast, but were thwarted by the dog-unfriendly national park rules and greedy private beach owners. Malibu aside, I much prefer the California coastal system of beach access and ownership.
Cindi Posted at 08:51PM Jul 10, 2007 by Cynthia McGuire in Road Trip | Comments[0]
Monday Jul 09, 2007
Day Seven
The dogs took their very first ferry bus ride across the river
as we made our way back from the public market. I know there are a bunch of unanswered voice mails and once I get back into cell phone range, I'll try to return the calls. To Kathleen: I know Mojo likes to 'sing' at 2am and 4am. It's just what she does and you need to get over it. Think of it as penance for leaving Fred at home while you went off to college. To Matt: No, we were not eaten by polar bears and I'm sorry you had to retire your sandals. It's not clear to me how an unworn pair of shoes wore out but I suppose it's possible. Nevertheless, the nice people at Nordstrom will happily help your sandal-less feet. And remember: no socks with sandals unless you are over 50.
Cindi Posted at 12:03PM Jul 09, 2007 by Cynthia McGuire in Road Trip | Comments[0]
Tuesday Jul 03, 2007
Day Five
We arrived in Banff National Park on Oh Canada D'eh, our equivalent of the Fourth of July. The crazy canucks donned their red with the white maple leaves and sucked down the Molson. Sadly, the local fireworks display was canceled when organizers discovered that an electrical cord needed to stage the event was missing. Due to the holiday, all of the hardware stores were closed and a replacement cord could not be located. Oops. Posted at 11:49AM Jul 03, 2007 by Cynthia McGuire in Road Trip | Comments[0] Day Four
Posted at 11:25AM Jul 03, 2007 by Cynthia McGuire in Road Trip | Comments[0]
Monday Jul 02, 2007
Day Three
We crossed the Wyoming/Montana border at 3:30pm. Montana is unbelievably beautiful and teaming with wildlife. On the drive in, we saw:
I can only conclude that wildlife prefer areas less inhabited by tourists. Cindi Posted at 11:49PM Jul 02, 2007 by Cynthia McGuire in Road Trip | Comments[0] Day One
Well, the 500 miles of driving just wasn't enough for us yesterday. Instead of taking the direct route to Yellowstone,
Cindi Posted at 11:20PM Jul 02, 2007 by Cynthia McGuire in Road Trip | Comments[0] Day Zero
The trip from San Jose to Elko was uneventful and long. Our first stop was Emigrant
Gap where (ironically) we picnicked under the monument to the lost members In Elko, we stayed at the Gold Country Inn *and* Casino. It's really just a motel with a bunch of slot machines and cheap eats. For dinner, we ate at the Red Star Hotel. The restaurant was family-style Basque and decorated with an eclectic mix of Lance Armstrong posters and pictures of newly deceased deer held up by proud hunters. The Red Star makes a great steak and serve way too much food for any one person to eat. John and I could have eaten for an entire week off the two servings they gave us. The highlight of our stay was finding an abandoned stack of papers
belonging to a James Hearns: white male, 5'11" and 250lbs.
Cindi Posted at 10:53PM Jul 02, 2007 by Cynthia McGuire in Road Trip | Comments[0]
Sunday Jun 24, 2007
Day Minus One
We're packed and ready to go: two people, two dogs,
Last year's road trip found us in search of my
mid-morning lattes. The ubiquitous Alright it's now 9:53pm on Sunday and time to get to bed. Follow along with us on Road Trip 2007. Cindi Posted at 10:08PM Jun 24, 2007 by Cynthia McGuire in Road Trip | Comments[0]
Friday Jun 08, 2007
Sensor-Tivity
Just today, I posted the first draft of the Sensor Abstraction Layer design document. The project addresses the problem of aggregating and analyzing telemetry exported by disparate sources such that the results may be observed via standard interfaces. The basic design is composed of three distinct sub-layers: a provider layer, a collection layer and a analyzer layer. At the lowest level, the provider layer exports interfaces to read sensor or statistical values without having to understand the implementation details of the subs-system exporting the telemetry.
Telemetry data is logged according to collection parameters established for a collector . Sensor telemetry is passed from collectors to the analyzer layer for the purpose of online analysis. For example, we may want to collect telemetry for our network sub-system based upon GLD-aware NIC driver kstats, protocol-specific errors and memory usage as seen in netstat(1M) to help predict unhealthy hardware or software or to ensure QOS guarantees. We can use many of the concepts and the infrastructure developed for the Solaris Fault Manager. For example, telemetry data can be passed as FMA standard events and logged using the Extended Accounting format developed for the errlog and fltlog. We can also leverage the fmd(1M) tool set to observe telemetry logs and analysis results.
Hope to have more details soon...
Cindi
Posted at 03:38PM Jun 08, 2007 by Cynthia McGuire in Sun | Comments[0]
Friday May 04, 2007
Solaris Fault Management: A Look Back and Looking Forward
The Solaris Fault Management Architecture has come a long way since Mike Shapiro and I started talking about it way back in 2001. We started out with a bang as the industry leader in fault management technology:
The members of our original development team have changed along the way, but our commitment to improving the architecture and adding new content remains steadfast. Since the introduction of FMA in Solaris 10, additional content has been added to support new platforms and extend FMA concepts into other subsystems. Just look at what we've delivered since S10 was released a short 2 years ago:
Enables all detector banks and sets all documented MCi_CTL bits Full machine-check and error-poller handling for all error types documented in the BKDG Diagnosis engine rules for all error types Response agent: core offline, page retire
Diagnostic correlation based on transmit/receiver error information Connections to platform machine-check error handling Connections to FMA-aware leaf drivers for increased availability and diagnosability Diagnosis engine rules for all error described in PCI-E Base Specification
Generates SNMP traps (notifications) for FMA diagnosis FM MIB permits additional details by UUID
Web browsable interface to view 3730 FMA Events 338 FMA Knowledge Articles CLIs to extract event payload and message content
Updated WDD chapter for writing FMA-aware drivers
Infrastructure to inject errors in a simulation environment What's best is that Solaris FMA is getting noticed and showing real benefits. The Sun Service organization estimates that platforms shipping without FMA support can cost $252 per-unit per-year. Let's do the math...if Sun sells 100,000 units per year that means after 3 years, Solaris with FMA is saving Sun $75,600,000. 100000 units per year x $252 per unit x 3 years = $75,600,000 I don't know about you, but I wouldn't mind saving $75,000,000.00 a year. A paper presented by Mike Shapiro and Dong Tang at the Dependable Systems Network 2006 demonstrated a decrease in annual system downtime by 37-54% using quantitative analysis of the FMA memory retirement capabilities. InfoWorld gave Solaris FMA a nod by awarding our team members its 2005 Innovation of the Year Award. So, what are we working on now? Well, we are continuing to deliver on the promise of Predictive Self-Healing. Work is on-going to support out-the-door fault management capabilities for new processors, platforms and I/O subsystems. With the announced support for Intel on Solaris (or is it Solaris on Intel?), we are busily working on a FMA implementation for Intel processors. Solaris will be the first OS to take full advantage of industry-leading x86 processor error handling features. In the I/O space, we are beefing up leaf drivers, adding FMA error handling and diagnosis for SCSI problems and using SMART disk data to actively predict impending disk failures for all platforms. The Xen project gives us an opportunity to deploy a FMA in a virtualized environment. We'll take some of the infrastructure we delivered for LDOMs and use it to connect hypervisor error handling to a DOM0 diagnosis environment. But that's not all...we are looking at ways to use sensor telemetry to offer better fault prediction, manage resource guarantees and power budgeting. On the software front, we are modifying the techniques we've used to diagnose hardware problems to be useful for software diagnosis. This is a huge under-explored area that will keep Solaris in the fore-front with leading-edge availability and serviceability. Stay tuned, we're not done with FMA just yet. Cindi Posted at 10:47AM May 04, 2007 by Cynthia McGuire in Sun | Comments[0] |
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