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Does Daos have a plan to support disk expansion without restart?
4 messages
Hi DAOS, I found that Daos does not support disk expansion. Is there any plan for disk expansion without restart? Regards Qiu
Hi DAOS, I found that Daos does not support disk expansion. Is there any plan for disk expansion without restart? Regards Qiu
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By
尹秋霞
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DAOS Community Update / Nov'21
Hi there, Please find below the DAOS community newsletter for November 2021. Past Events (October) IXPUG21: IXPUG Annual Conference 2021 (October 19-21) DAOS Tutorial Mohamad Chaarawi (Intel) https://
Hi there, Please find below the DAOS community newsletter for November 2021. Past Events (October) IXPUG21: IXPUG Annual Conference 2021 (October 19-21) DAOS Tutorial Mohamad Chaarawi (Intel) https://
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By
Lombardi, Johann
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Why it takes 6% of SCM to record the metadata?
4 messages
Hi DAOS, I know daos use the SCM to store metadata, I can't find a wiki to describe the details about what and how we stored in the metadata, I guess there must be something like block locations(mappi
Hi DAOS, I know daos use the SCM to store metadata, I can't find a wiki to describe the details about what and how we stored in the metadata, I guess there must be something like block locations(mappi
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By
cheneydeng@...
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[DUG'21] Zoom Invite and Agenda Available!
Hi there, The agenda for the 5th annual DAOS User Group conference is now available online: http://dug.daos.io I am again very excited by the diversity and number of presentations this year. I wish to
Hi there, The agenda for the 5th annual DAOS User Group conference is now available online: http://dug.daos.io I am again very excited by the diversity and number of presentations this year. I wish to
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By
Lombardi, Johann
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Questions about Daos consistency
4 messages
DAOS uses two-phase commit to ensure consistency between replicas. According to "src/vos/readme.md", read requests can be sent to any replica, but if this replica server has a network partition(the cl
DAOS uses two-phase commit to ensure consistency between replicas. According to "src/vos/readme.md", read requests can be sent to any replica, but if this replica server has a network partition(the cl
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By
段世博
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DAOS Community Update / Oct'21
Hi there, Please find below the DAOS community newsletter for October 2021. Past Events (September) 5th EAGE workshop on HPC for Upstream (September 6-8) Leveraging DAOS file system for seismic data s
Hi there, Please find below the DAOS community newsletter for October 2021. Past Events (September) 5th EAGE workshop on HPC for Upstream (September 6-8) Leveraging DAOS file system for seismic data s
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By
Lombardi, Johann
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[DUG'21] Save the date & call for presentations!
Dear DAOS community, We are pleased to announce the 5th annual DAOS User Group (DUG) around SC’21. The DUG will be again virtual this year with live presentations on Nov 19 from 9am to 1pm (Central Ti
Dear DAOS community, We are pleased to announce the 5th annual DAOS User Group (DUG) around SC’21. The DUG will be again virtual this year with live presentations on Nov 19 from 9am to 1pm (Central Ti
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By
Lombardi, Johann
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Looking for a really simple guide
2 messages
Hi, for the past few days I've been struggling to a test instance of DAOS running. I am literally trying to just spin up the smallest possible example of a system to examine the functionality in pract
Hi, for the past few days I've been struggling to a test instance of DAOS running. I am literally trying to just spin up the smallest possible example of a system to examine the functionality in pract
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By
adam@...
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Fio with I/O Engine=DFS
6 messages
Hi, I have a question regarding fio with dfs io engine. I'm trying to run fio benchmarks with ioengine=dfs, by following the example here (https://docs.daos.io/admin/performance_tuning/), but getting
Hi, I have a question regarding fio with dfs io engine. I'm trying to run fio benchmarks with ioengine=dfs, by following the example here (https://docs.daos.io/admin/performance_tuning/), but getting
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By
shmatsuu@...
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DAOS Community Update / Sep'21
Hi there, Please find below the DAOS community newsletter for September 2021. Upcoming Events 5th EAGE workshop on HPC for Upstream (September 6-8) Leveraging DAOS file system for seismic data storage
Hi there, Please find below the DAOS community newsletter for September 2021. Upcoming Events 5th EAGE workshop on HPC for Upstream (September 6-8) Leveraging DAOS file system for seismic data storage
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By
Lombardi, Johann
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protential deadlock problem in daos/src/client/dfuse/il/int_posix.c
2 messages
Hi developers, I am about to report a protential bug, but I couldn't get access to the issue tracker in this site https://daosio.atlassian.net . I just put the description here, and thanks a lot if so
Hi developers, I am about to report a protential bug, but I couldn't get access to the issue tracker in this site https://daosio.atlassian.net . I just put the description here, and thanks a lot if so
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By
cyeaa@...
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Question about Pool Size Expansion
5 messages
Hi, I have a question about expanding the size of existing pools online in DAOS v1.2? Is there any way to do it? Thank you, --- Shohei
Hi, I have a question about expanding the size of existing pools online in DAOS v1.2? Is there any way to do it? Thank you, --- Shohei
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By
shmatsuu@...
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unable to configure raft service;no dRPC client set (data plane not started?)
Hello DAOS developers and users I am trying to start a DAOS server with real SCM and NVme Devices. After formating the storage device,the server complain "instance 0 exited: failed to start system db:
Hello DAOS developers and users I am trying to start a DAOS server with real SCM and NVme Devices. After formating the storage device,the server complain "instance 0 exited: failed to start system db:
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By
21960347@...
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Questions about Daos consistency
DAOS uses two-phase commit to ensure consistency between replicas. According to "src/vos/readme.md", read requests can be sent to any replica, but if this replica server has a network partition(the cl
DAOS uses two-phase commit to ensure consistency between replicas. According to "src/vos/readme.md", read requests can be sent to any replica, but if this replica server has a network partition(the cl
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By
段世博
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Increasing FIO performance
2 messages
Hi, I’m an intern on the HPC team, and I’m trying to increase the performance of FIO on my server (wolf-169), admin/client (wolf-57). I attached a screencap of what I’m currently getting and am told I
Hi, I’m an intern on the HPC team, and I’m trying to increase the performance of FIO on my server (wolf-169), admin/client (wolf-57). I attached a screencap of what I’m currently getting and am told I
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By
Hayer, Eeheet
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Question about DFS
2 messages
While a file is opened by one client, can other clients delete the file? If it cannot be deleted, how is this guaranteed? Thanks~
While a file is opened by one client, can other clients delete the file? If it cannot be deleted, how is this guaranteed? Thanks~
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By
段世博
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FIO Results & Running IO500
10 messages
Hello all! I have a cluster of 4 DAOS nodes. The nodes use CentOS 7.9, Optane SCM (no SSD), and are connected over EB Infiniband. These nodes are able to run FIO as show here: https://daos-stack.githu
Hello all! I have a cluster of 4 DAOS nodes. The nodes use CentOS 7.9, Optane SCM (no SSD), and are connected over EB Infiniband. These nodes are able to run FIO as show here: https://daos-stack.githu
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By
Peter
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Creating a POSIX container first and opening it inside my code
2 messages
Hi, How to create a POSIX container first by calling "daos cont create" and then open it inside my code using "daos_cont_open()"? Should I pass some environment variables into my code? Thanks, Lipeng
Hi, How to create a POSIX container first by calling "daos cont create" and then open it inside my code using "daos_cont_open()"? Should I pass some environment variables into my code? Thanks, Lipeng
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By
wanl@...
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Update to privileged helper
3 messages
Hi all. As of this morning, running as a non-root user with builds from the master branch (development branch for version 1.2) will require setup of the privileged helper (daos_admin). This change was
Hi all. As of this morning, running as a non-root user with builds from the master branch (development branch for version 1.2) will require setup of the privileged helper (daos_admin). This change was
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By
Macdonald, Mjmac
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Questions about DFS
2 messages
Hi~, I have two questions about DFS metadata: 1. When the client opens a file or directory, will it check the permissions for each directory on the path, or will it only check at dfs_mount()? 2. Will
Hi~, I have two questions about DFS metadata: 1. When the client opens a file or directory, will it check the permissions for each directory on the path, or will it only check at dfs_mount()? 2. Will
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By
段世博
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