November 2014 - Asg - mailman3.cels.anl.gov

weekly update
by Gim Jongmin 18 Nov '14

18 Nov '14

Dear All, I apologize for the late update. Last week, we rewrote document for applying the discussion in the presentation on Mon. and the talk on Thur. . Also we start to write the synchronization for the situation that multiple clients write a same file at the same time. Still we are discussing and modifing the document. Sincerely, Jongmin -- Jongmin Gim Post-Doctoral Research Associate Dept. of Elecrical and Computer Enginerring Texas A&M University 333B Wisenbaker College Station, TX 77843-3259 Phone: 979-587-8311

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[ASG} Weekly Report
by luogend＠g.clemson.edu 17 Nov '14

17 Nov '14

Hi All, Last week, I am working on the prototyping of multiple thread handling and capability cache . Regards, Luogeng

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weekly report
by jingxuan 17 Nov '14

17 Nov '14

Hi, everyone, Last week, we were still working on the CODES simulations, I have added our authorization server nodes on triton-io-simulation.This week, will use some workloads to test our simulation. Also, we begin to write our report for data exfiltration this week. Jingxuan SUN Holcombe Department of Electrical and Computer Engineering Clemson University Tel:864-643-8210 Email: jingxus(a)g.clemson.edu

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Auburn update
by Shane Farmer 17 Nov '14

17 Nov '14

All, We are training resources and doing review for our ongoing test suite redesign as well as in the lit review process for upcoming publication work. We will be at Sc14 this week learning everything we can :) Shane

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Weekly report
by Guoxin Liu 17 Nov '14

17 Nov '14

Dear All, In the last week, we were working on implementing the simulator to validate our load balancing algorithms for servers in a computing cluster, and selecting the comparison methods. Best Regards! Guoxin Liu PHD Candidate ECE, Clemson University

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20141117 - Sandia Status
by Danielson, Geoffrey Charles 17 Nov '14

17 Nov '14

All, Last week Sandia started working on client infrastructure. Regards, Geoff Danielson gcdanie(a)sandia.gov Geoffrey.Danielson(a)hp.com Cell: 505-263-0751

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branch, master, updated. v0.2-118-gde8d1ec
by noreply＠mcs.anl.gov 14 Nov '14

14 Nov '14

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "". The branch, master has been updated via de8d1ec25371275363582c5637f6ea92f46605e1 (commit) from f6c5d838cbf615a2f5d0bbbff63f2936f48140b0 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit de8d1ec25371275363582c5637f6ea92f46605e1 Author: John Jenkins <jenkins(a)mcs.anl.gov> Date: Fri Nov 14 11:06:48 2014 -0600 don't unconditionally install aekinetic.hae ----------------------------------------------------------------------- Summary of changes: toolchain/include/aesop/Makefile.subdir | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) Diff of changes: diff --git a/toolchain/include/aesop/Makefile.subdir b/toolchain/include/aesop/Makefile.subdir index 05f8132..cd7b947 100644 --- a/toolchain/include/aesop/Makefile.subdir +++ b/toolchain/include/aesop/Makefile.subdir @@ -17,5 +17,8 @@ pkginclude_HEADERS += \ include/aesop/resource.h \ include/aesop/sem.hae \ include/aesop/timer.hae \ - include/aesop/aekinetic.hae \ include/aesop/worker.h + +if KINETIC_ENABLED +pkginclude_HEADERS += include/aesop/aekinetic.hae +endif hooks/post-receive --

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branch, master, updated. v0.2-117-gf6c5d83
by noreply＠mcs.anl.gov 13 Nov '14

13 Nov '14

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "". The branch, master has been updated via f6c5d838cbf615a2f5d0bbbff63f2936f48140b0 (commit) from 1e29282ecc3828756426132168a7f65246d520f0 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit f6c5d838cbf615a2f5d0bbbff63f2936f48140b0 Author: John Jenkins <jenkins(a)mcs.anl.gov> Date: Thu Nov 13 21:41:42 2014 +0000 semaphores on standalone put/get transactions This (partially?) prevents aebdb from entering too many transactions (more than max_txns) at once. There are other places in which a NULL BDB txn could potentially be used (the "cursor" calls), but it's unclear whether a NULL txn makes sense there so I've left as-is. ----------------------------------------------------------------------- Summary of changes: toolchain/src/components/aebdb.ae | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-) Diff of changes: diff --git a/toolchain/src/components/aebdb.ae b/toolchain/src/components/aebdb.ae index c725f3d..1f336ee 100644 --- a/toolchain/src/components/aebdb.ae +++ b/toolchain/src/components/aebdb.ae @@ -271,10 +271,16 @@ __blocking int aebdb_get( ot = lookup_txn(txnid); if(ot) th_group = ot->th_group; + else + /* implicit transaction - use the semaphore */ + aesop_sem_down(&txn_sem); AETHREAD_RUN(th_group); ret = db->get(db, txnid, key, data, flags); + if (!ot) + aesop_sem_up(&txn_sem); + return(ret); } @@ -293,10 +299,16 @@ __blocking int aebdb_put( ot = lookup_txn(txnid); if(ot) th_group = ot->th_group; + else + /* implicit transaction - use the semaphore */ + aesop_sem_down(&txn_sem); AETHREAD_RUN(th_group); ret = db->put(db, txnid, key, data, flags); + if (!ot) + aesop_sem_up(&txn_sem); + return(ret); } hooks/post-receive --

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Weekly Report
by Luogeng Dai 11 Nov '14

11 Nov '14

Dear All, Sorry for the late update. Last week, I was writing the detail design; Also, I started to see how to handle the request concurrently using mercury callback. Regards, Luogeng

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Weekly report
by Guoxin Liu 10 Nov '14

10 Nov '14

Dear All, In the last week, we were working on designing a distributed simulator to validate our load balancing algorithms for servers in a computing cluster . Best Regards! Guoxin Liu PHD Candidate ECE, Clemson University

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