Hi, DAOS, I found when daos_server received RASSwimRankDead, daos_server updated membership imediately, but it put a false in reqGroupUpdate, then it would not pass the new groupmap to daos_engine. Wo

Hi there, Please find below the DAOS community newsletter for July 2022. A copy of this newsletter is available on the wiki. Past Events ISC’22 IXPUG (June 2nd at 9am CEST) DAOS Features for Next Gene

I've been experimenting with extending a pool but don't quite understand the results. Any insights would be most appreciated. The cluster is running with DAOS v2.0.2 and consists of a client and a pai

Hi DAOS, I've followed the guide to join the DAOS mailist, but I don't receive the automatically invite to join the Slack. Cloud you help to send me the invite? Thanks! -- Best Regards Kevin Zhao Tech

Hi there, Please find below the DAOS community newsletter for June 2022. Past Events Salishan Conference On High Speed Computing (April 26th) Accelerating Data-driven Workflows with DAOS https://salis

Hi, I have a very quick question about the below selection in Posix compliance. From a single DAOS client node, is mmap with MAP_SHARED supported from the client node against a file on a DAOS POSIX co

As I was going through the documentation reading about the storage pools I saw the diagram that shows storage pool 1, 2, and 3 all a combination of SCM PMEM or NVMe, but I couldn’t find any detail on

The documentation on the site is minimally helpful. Is there a good guide for installing DAOS 2.0? Our context: We have 4 nodes with Optane PMEM devices and we want to make a mini-install that uses th

Hi all! dmg storage query usage return error argument list too long

Hey, As far as I remind you receive an invitation when you subscribe to the mailing list. Etienne Sent: jeudi 12 mai 2022 10:56 To: daos@daos.groups.io Subject: [daos] Slack invite? You don't often ge

Hi everyone: Recently, i use daos array interface to do some test, i found that the client's performance would be improved by increasing the client’s thread num. And the server does not reach the bott

Hi there, Please find below the DAOS community newsletter for May 2022. Past Events 2022 Energy HPC Conference (March 3rd) DAOS Use at Argonne Kevin Harms (Argonne) Johann Lombardi (Intel) Mohamad Cha

Hi everyone： In create_bio_bdev function， if load_blobstore is failed， DAOS would init it. I'm a little worry about it. Whether there is a possibility of an exception when creating bdev or loading blo

Hi there, The DAOS BoF at ISC’22 (Hamburg) will be held on May 30th from 4pm to 5pm in Hall E. Please save the date! The format of the BoF will be short lightening talks followed by discussions. If yo

I create the pool and container with POSIX type successfully. But I mount the dfs by dfuse failed and I get the error message as follow: fuse: error: filesystem requested capabilities 0x10000 that are

I install the DAOS and use the mdtest to do some test with -a DFS (one server and one client with 20 cores, the server use 256G DCPM without nvme ssd). But I find the file removal performance is very

Hi, Without data protection, SX (striping across all storage targets) and S1 (using only a single storage target) are your two main options. With replication or erasure coding, there are more object c

Hi there, Please find below the DAOS community newsletter for April 2022. Past Events Dell Technologies HPC Community Event (February 9th) DAOS: High Performance Storage for All HPC Workloads and Scal

I'm porting an existing application to use DFS (DAOS v2.0.2) instead of POSIX and need help understanding the error messages printed to the console. The code is using dfs_lookup() to retrieve the stru

Hi all What will happen to DAOS when the meta data and small I/Os have consumed all the SCM capacity meanwhile the SSDs still have enough space to hold data ? what is the strategy ? Does it move some