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Welcome to the pmem group, a forum for discussing Persistent Memory Programming, the hardware that provides persistent memory, and the software that makes it possible to use that hardware.

This is a public forum, and at the moment it is configured so that anyone can join without approval required. Be nice.

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Sep 4

clwb behavior on Third Generation Intel Scalable

I know that on the first generation of persistent memory systems, club had the same behavior as

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clwb behavior on Third Generation Intel Scalable

I know that on the first generation of persistent memory systems, club had the same behavior as

Sep 4

Henrique Dominguez da Silva Nunes Fernandes

Jun 5

NT-store semantics in PM

Hi, I have a question regarding the semantics and ordering guarantees of NT-stores in the context of

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NT-store semantics in PM

Hi, I have a question regarding the semantics and ordering guarantees of NT-stores in the context of

Jun 5

May 24

PMDK Version 2.1.0

We are pleased to announce the release of PMDK 2.1. The 2.1.0 release: Introduces the new logging

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PMDK Version 2.1.0

We are pleased to announce the release of PMDK 2.1. The 2.1.0 release: Introduces the new logging

May 24

Mar 13

Thread safety of pmemobj_tx_alloc

Hi there, I was wondering what sort of thread-safety guarantees does the transactional API give when

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Thread safety of pmemobj_tx_alloc

Hi there, I was wondering what sort of thread-safety guarantees does the transactional API give when

Mar 13

Raja, … chloi alverti16

Feb 1

Emulate CXL on qemu

Hello to all, I am trying to reproduce the experiment of the MemVerge guide but with self-built

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Emulate CXL on qemu

Hello to all, I am trying to reproduce the experiment of the MemVerge guide but with self-built

Feb 1

12/6/23

PMDK Version 2.0.1

We are pleased to announce the release of PMDK 2.0.1. The 2.0.1 release: Significantly reduces the

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PMDK Version 2.0.1

We are pleased to announce the release of PMDK 2.0.1. The 2.0.1 release: Significantly reduces the

12/6/23

11/19/23

CXL Write Transactions with FastGO

Hi all, I have a couple of questions regarding CXL cache write transactions, I hope this is the right

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CXL Write Transactions with FastGO

Hi all, I have a couple of questions regarding CXL cache write transactions, I hope this is the right

11/19/23

Anton Gavriliuk, … Yijie Zhong4

10/30/23

CXL and Intel Sapphire Rapids

Hello, I wonder how the type2/3 device expose the device memory to host? (through PCIe Base Address

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CXL and Intel Sapphire Rapids

Hello, I wonder how the type2/3 device expose the device memory to host? (through PCIe Base Address

10/30/23

Shaoyuan Chen, Oksana Sałyk2

9/28/23

Is SFENCE instruction actually needed in eADR systems?

Hi Shaoyuan, I recommend the following thread: https://groups.google.com/g/pmem/c/_DJCFGylfVE/m/

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Is SFENCE instruction actually needed in eADR systems?

Hi Shaoyuan, I recommend the following thread: https://groups.google.com/g/pmem/c/_DJCFGylfVE/m/

9/28/23

9/22/23

How is thread-safety guaranteed for pmemobj_alloc?

> Can anyone provide me with some pointers torwards the source where TS is guaranteed? Did you

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How is thread-safety guaranteed for pmemobj_alloc?

> Can anyone provide me with some pointers torwards the source where TS is guaranteed? Did you

9/22/23

Hiro Yoshioka, Oksana Sałyk2

8/31/23

question about libpmemobj, Is there any API to flush all modified objects

Hi Hirotaka, If you modify objects in a libpmemobj transaction, they are automatically flushed (the

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question about libpmemobj, Is there any API to flush all modified objects

Hi Hirotaka, If you modify objects in a libpmemobj transaction, they are automatically flushed (the

8/31/23

8/10/23

PMDK version 2.0.0

We are pleased to announce the release of PMDK 2.0.0. The 2.0.0 release: Removes: support for Windows

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PMDK version 2.0.0

We are pleased to announce the release of PMDK 2.0.0. The 2.0.0 release: Removes: support for Windows

8/10/23

ppbb...@gmail.com, … Janek Mi3

7/19/23

Archiving some PMDK projects

Since no co-maintainer able to support the librpma library development has been found. We have

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Archiving some PMDK projects

Since no co-maintainer able to support the librpma library development has been found. We have

7/19/23

Supriya Mishra SVNIT, Igor Chorążewicz4

7/12/23

transaction_scope_error

Hi Igor, Thanks a lot! I will go through the suggested resources and try again. If I have further

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transaction_scope_error

Hi Igor, Thanks a lot! I will go through the suggested resources and try again. If I have further

7/12/23

Supriya Mishra SVNIT, Igor3

7/11/23

pmem::obj::operator==()

Hi Igor, Thanks a lot for the help. I tried it and it worked. Best regards, Supriya On Thursday, June

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pmem::obj::operator==()

Hi Igor, Thanks a lot for the help. I tried it and it worked. Best regards, Supriya On Thursday, June

7/11/23

Supriya Mishra SVNIT, Andy Rudoff5

6/22/23

Delete or Clear logfile created by libpmemlog

Thanks a lot! On Sunday, June 18, 2023 at 8:49:19 PM UTC+5:30 an...@rudoff.com wrote: How can I use

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Delete or Clear logfile created by libpmemlog

Thanks a lot! On Sunday, June 18, 2023 at 8:49:19 PM UTC+5:30 an...@rudoff.com wrote: How can I use

6/22/23

Mohan Parthasarathy, Anton Gavriliuk3

6/16/23

ndctl build issue

Thanks, Anton. I could not get any of the available packages to work. Finally I had to build it

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ndctl build issue

Thanks, Anton. I could not get any of the available packages to work. Finally I had to build it

6/16/23

Supriya Mishra SVNIT

6/8/23

Which APIs of libpmemobj can be used to append string data to a file

Hi, I am trying to write and append data to a PM file. I have tried both libpmem and libpmemobj but

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Which APIs of libpmemobj can be used to append string data to a file

Hi, I am trying to write and append data to a PM file. I have tried both libpmem and libpmemobj but

6/8/23

Vishal Injatkar

6/5/23

PMEM 200 Series Electrical Specifications

Hi All, For the PMEM 200 Series, Where could I find the 1. Electrical Specifications - Absolute Max

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PMEM 200 Series Electrical Specifications

Hi All, For the PMEM 200 Series, Where could I find the 1. Electrical Specifications - Absolute Max

6/5/23

5/31/23

PMDK version 1.13.1

We are pleased to announce the PMDK 1.13.1 patch release. The 1.13.1 release: Greatly simplifies our

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PMDK version 1.13.1

We are pleased to announce the PMDK 1.13.1 patch release. The 1.13.1 release: Greatly simplifies our

5/31/23

5/30/23

librpma release 1.3.0

We are pleased to announce the next release of librpma: 1.3.0. Thanks to the Intel RPMA team and the

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librpma release 1.3.0

We are pleased to announce the next release of librpma: 1.3.0. Thanks to the Intel RPMA team and the

5/30/23

sekwo...@gmail.com, Andy Rudoff3

4/10/23

About global persistent flush for CXL-attached DRAM sharing

Hi Andy, I appreciate your prompt response and detailed explanation. Your answer has helped me better

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About global persistent flush for CXL-attached DRAM sharing

Hi Andy, I appreciate your prompt response and detailed explanation. Your answer has helped me better

4/10/23

Supriya Mishra SVNIT, Igor2

1/12/23

how to allocate a new node in binary tree using POBJ_NEW or PBJ_ALLOC

Hello, There are a few examples in libpmemobj and libpmemobj-cpp library that shows how to implement

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how to allocate a new node in binary tree using POBJ_NEW or PBJ_ALLOC

Hello, There are a few examples in libpmemobj and libpmemobj-cpp library that shows how to implement

1/12/23

Anton Gavriliuk

1/12/23

memory bandwidth

Hi all Are there any tools like Intel's MLC, such as how to measure cross socket memory bandwidth

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memory bandwidth

Hi all Are there any tools like Intel's MLC, such as how to measure cross socket memory bandwidth

1/12/23

1/10/23

librpma release 1.2.0

We are pleased to announce the next release of librpma: 1.2.0. Many thanks to the Intel RPMA team and

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librpma release 1.2.0

We are pleased to announce the next release of librpma: 1.2.0. Many thanks to the Intel RPMA team and

1/10/23

Supriya Mishra SVNIT, Igor4

1/9/23

How to link libpmemobj-cpp-dev library to an application program in eclipse IDE

Hi, I'm sorry for not getting back to you sooner. I missed your email earlier. The problem is

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How to link libpmemobj-cpp-dev library to an application program in eclipse IDE

Hi, I'm sorry for not getting back to you sooner. I missed your email earlier. The problem is

1/9/23

Supriya Mishra SVNIT, Igor2

12/28/22

Could not resolve pmem::pool_error

Hi, Could you please provide me with a minimal, reproducible example? The error you are seeing

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Could not resolve pmem::pool_error

Hi, Could you please provide me with a minimal, reproducible example? The error you are seeing

12/28/22

Anton Gavriliuk

12/14/22

tiered memory for Redis

Hi all I'm trying to run Redis/TieredMemDB on Fedora37 running on PMEM box. This is my current

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tiered memory for Redis

Hi all I'm trying to run Redis/TieredMemDB on Fedora37 running on PMEM box. This is my current

12/14/22

XINDI ZUO, … Igor4

12/9/22

(R)DMA over fsdax/devdax

Hi Igor, Thanks a lot for your comment! Actually we have studied this paper for a while. GPM achieves

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(R)DMA over fsdax/devdax

Hi Igor, Thanks a lot for your comment! Actually we have studied this paper for a while. GPM achieves

12/9/22

Sajad Karim, Eduardo Berrocal2

11/17/22

Cache line relation to the topology settings

Internal block size in PMEM modules is 256B, which contrasts with DRAM "block size" which

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Cache line relation to the topology settings

Internal block size in PMEM modules is 256B, which contrasts with DRAM "block size" which

11/17/22

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