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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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DAOS on AWS?
2 messages
Good Day, New to DAOS and this group but didn't see a "rules and regulations section" so I hope this is okay. I have been reading all the docs and while everything I am reading looks straight forward
Good Day, New to DAOS and this group but didn't see a "rules and regulations section" so I hope this is okay. I have been reading all the docs and while everything I am reading looks straight forward
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By
bpetterson_08@...
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Trying to solve "DAOS rank exited unexpectedly"
Hi there, Any errors in the engine logs? Cheers, Johann From: <daos@daos.groups.io> on behalf of Peter <magpiesaresoawesome@...> Reply-To: "daos@daos.groups.io" <daos@daos.groups.io> Date: Monday 31 M
Hi there, Any errors in the engine logs? Cheers, Johann From: <daos@daos.groups.io> on behalf of Peter <magpiesaresoawesome@...> Reply-To: "daos@daos.groups.io" <daos@daos.groups.io> Date: Monday 31 M
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By
Lombardi, Johann
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New object class selection API
Hi All, I would like to highlight a new API we added in 1.2 in regards to object class selection when generating OIDs for objects: https://github.com/daos-stack/daos/blob/master/src/include/daos_obj.h
Hi All, I would like to highlight a new API we added in 1.2 in regards to object class selection when generating OIDs for objects: https://github.com/daos-stack/daos/blob/master/src/include/daos_obj.h
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By
Chaarawi, Mohamad
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Announcement: DAOS 1.2 is generally available
All, We are pleased to announce that DAOS 1.2 release was completed on Friday, and is now generally available. This release brings support for the following features: Per-container ACL Improved Contro
All, We are pleased to announce that DAOS 1.2 release was completed on Friday, and is now generally available. This release brings support for the following features: Per-container ACL Improved Contro
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By
Prantis, Kelsey
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Questions about Daos Leader Election
4 messages
hi~ There are two different leader election rules in the code comments and in the VOS readme, as shown below. Does the leader described by the two have the same meaning? According to my understanding,
hi~ There are two different leader election rules in the code comments and in the VOS readme, as shown below. Does the leader described by the two have the same meaning? According to my understanding,
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By
段世博
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Local server setup error
3 messages
Hello DAOS Community, I'm having trouble running DAOS v1.1.3 on Centos 7.9. I'm trying to run a server and a client on a single node. After formatting the DCPM, when I try to start the server, I get t
Hello DAOS Community, I'm having trouble running DAOS v1.1.3 on Centos 7.9. I'm trying to run a server and a client on a single node. After formatting the DCPM, when I try to start the server, I get t
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By
hayashi-erika@...
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DAOS on a VM
Hello DAOS developers and users, I am trying to start a DAOS server of a centos 7 virtual machine for tests. I used RPMs version 1.0.3 from the Intel website and tmpfs for /mnt/daos. If I try to execu
Hello DAOS developers and users, I am trying to start a DAOS server of a centos 7 virtual machine for tests. I used RPMs version 1.0.3 from the Intel website and tmpfs for /mnt/daos. If I try to execu
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By
ganyushin@...
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Questions about DTX
2 messages
hi~ I have some questions about DTX. In DAOS, DTX is used to implement distributed transactions and ensure replica consistency. As far as I know, for a transaction in a prepared state in a non-leader
hi~ I have some questions about DTX. In DAOS, DTX is used to implement distributed transactions and ensure replica consistency. As far as I know, for a transaction in a prepared state in a non-leader
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By
段世博
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Timeouts/DAOS rendered useless when running IOR with SX/default object class
8 messages
Hi everybody, during testing and performance assessment with IOR (latest Github version from main branch) we are facing problems with DAOS v1.1.3. When running IOR from a single client node there is n
Hi everybody, during testing and performance assessment with IOR (latest Github version from main branch) we are facing problems with DAOS v1.1.3. When running IOR from a single client node there is n
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By
Steffen Christgau
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Errors while compiling DAOS on ARM64 platform
2 messages
Hi all, I am trying to compile DAOS on ARM64 platform (little endian). I am working with the branch'tanabarr/control-no-ipmctl-May2020' to avoid the ipmctl dependency. However, I got errors below with
Hi all, I am trying to compile DAOS on ARM64 platform (little endian). I am working with the branch'tanabarr/control-no-ipmctl-May2020' to avoid the ipmctl dependency. However, I got errors below with
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By
Wu Huijun
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Questions about Daos consistency
6 messages
In the VOS document, the MVCC section mentions "The MVCC rules ensure that transactions execute as if they are serialized in their epoch order while complying with external consistency, as long as the
In the VOS document, the MVCC section mentions "The MVCC rules ensure that transactions execute as if they are serialized in their epoch order while complying with external consistency, as long as the
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By
段世博
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