You signed in with another tab or window. Reload to refresh your session.You signed out in another tab or window. Reload to refresh your session.You switched accounts on another tab or window. Reload to refresh your session.Dismiss alert
Copy file name to clipboardExpand all lines: articles/hpc-cache/configuration.md
+3-3Lines changed: 3 additions & 3 deletions
Display the source diff
Display the rich diff
Original file line number
Diff line number
Diff line change
@@ -1,11 +1,11 @@
1
1
---
2
2
title: Configure Azure HPC Cache settings
3
3
description: Explains how to configure additional settings for the cache like MTU, custom NTP and DNS configuration, and how to access the express snapshots from Azure Blob storage targets.
4
-
author: femila
4
+
author: ronhogue
5
5
ms.service: hpc-cache
6
6
ms.topic: how-to
7
7
ms.date: 04/08/2021
8
-
ms.author: femila
8
+
ms.author: rohogue
9
9
---
10
10
11
11
# Configure additional Azure HPC Cache settings
@@ -76,7 +76,7 @@ Consider using a test cache to check and refine your DNS setup before you use it
76
76
77
77
### Refresh storage target DNS
78
78
79
-
If your DNS server updates IP addresses, the associated NFS storage targets will become temporarily unavailable. Read how to update your custom DNS system IP addresses in [View and manage storage targets](manage-storage-targets.md#update-ip-address-custom-dns-configurations-only).
79
+
If your DNS server updates IP addresses, the associated NFS storage targets will become temporarily unavailable. Read how to update your custom DNS system IP addresses in [View and manage storage targets](manage-storage-targets.md#update-ip-address-specific-configurations-only).
Copy file name to clipboardExpand all lines: articles/hpc-cache/hpc-cache-add-storage.md
+14-14Lines changed: 14 additions & 14 deletions
Display the source diff
Display the rich diff
Original file line number
Diff line number
Diff line change
@@ -1,10 +1,10 @@
1
1
---
2
2
title: Add storage to an Azure HPC Cache
3
3
description: How to define storage targets so that your Azure HPC Cache can use your on-premises NFS system or Azure Blob containers for long-term file storage
4
-
author: rohogue
4
+
author: ronhogue
5
5
ms.service: hpc-cache
6
6
ms.topic: how-to
7
-
ms.date: 12/29/2021
7
+
ms.date: 01/06/2022
8
8
ms.custom: subject-rbac-steps
9
9
ms.author: rohogue
10
10
---
@@ -37,7 +37,7 @@ The number of supported storage targets depends on the cache size, which is set
37
37
38
38
* Up to 10 storage targets - A standard cache with the smallest or medium cache storage value for your selected throughput can have a maximum of 10 storage targets.
39
39
40
-
For example, if you choose 2GB/second throughput and do not choose the highest cache storage size, your cache supports a maximum of 10 storage targets.
40
+
For example, if you choose 2GB/second throughput and don't choose the highest cache storage size, your cache supports a maximum of 10 storage targets.
41
41
42
42
* Up to 20 storage targets -
43
43
@@ -48,7 +48,7 @@ Read [Set cache capacity](hpc-cache-create.md#set-cache-capacity) to learn more
48
48
49
49
## Choose the correct storage target type
50
50
51
-
You can select from three storage target types: **NFS**, **Blob**, and **ADLS-NFS**. Choose the type that matches the kind of storage system you will use to store your files during this HPC Cache project.
51
+
You can select from three storage target types: **NFS**, **Blob**, and **ADLS-NFS**. Choose the type that matches the kind of storage system you'll use to store your files during this HPC Cache project.
52
52
53
53
***NFS** - Create an NFS storage target to access data on a network-attached storage (NAS) system. This can be an on-premises storage system or another storage type that's accessible with NFS.
54
54
@@ -94,7 +94,7 @@ To define an Azure Blob container, enter this information.
94
94
***Target type** - Choose **Blob**.
95
95
***Storage account** - Select the account that you want to use.
96
96
97
-
You will need to authorize the cache instance to access the storage account as described in [Add the access roles](#add-the-access-control-roles-to-your-account).
97
+
You'll need to authorize the cache instance to access the storage account as described in [Add the access roles](#add-the-access-control-roles-to-your-account).
98
98
99
99
For information about the kind of storage account you can use, read [Blob storage requirements](hpc-cache-prerequisites.md#blob-storage-requirements).
The storage account owner must explicitly add the roles [Storage Account Contributor](../role-based-access-control/built-in-roles.md#storage-account-contributor) and [Storage Blob Data Contributor](../role-based-access-control/built-in-roles.md#storage-blob-data-contributor) for the user "HPC Cache Resource Provider".
115
115
116
-
You can do this ahead of time, or by clicking a link on the portal page where you add a Blob storage target. Keep in mind that it can take up to five minutes for the role settings to propagate through the Azure environment, so you should wait a few minutes after adding the roles before creating a storage target.
116
+
You can do this ahead of time, or by clicking a link on the portal page where you add a Blob storage target. Keep in mind that it can take up to five minutes for the role settings to propagate through the Azure environment. Wait a few minutes after adding the roles before creating a storage target.
117
117
118
118
1. Open **Access control (IAM)** for your storage account.
119
119
@@ -219,7 +219,7 @@ When you create a storage target that uses NFS to reach its storage system, you
219
219
220
220
Read [Understand usage models](cache-usage-models.md) for more details about all of these settings.
221
221
222
-
HPC Cache's built-in usage models let you choose how to balance fast response with the risk of getting stale data. If you want to optimize speed for reading files, you might not care whether the files in the cache are checked against the back-end files. On the other hand, if you want to make sure your files are always up to date with the remote storage, choose a model that checks frequently.
222
+
HPC Cache's built-in usage models let you choose how to balance fast response with the risk of getting stale data. If you want to optimize speed for reading files, you might not care whether the files in the cache are checked against the back-end files. Alternatively, if you want to make sure your files are always up to date with the remote storage, choose a model that checks frequently.
223
223
224
224
> [!NOTE]
225
225
> [High-throughput style caches](hpc-cache-create.md#choose-the-cache-type-for-your-needs) support read caching only.
@@ -230,11 +230,11 @@ These three options cover most situations:
230
230
231
231
This option caches files from client reads, but passes client writes through to the back-end storage immediately. Files stored in the cache are not automatically compared to the files on the NFS storage volume.
232
232
233
-
Do not use this option if there is a risk that a file might be modified directly on the storage system without first writing it to the cache. If that happens, the cached version of the file will be out of sync with the back-end file.
233
+
Don't use this option if there is a risk that a file might be modified directly on the storage system without first writing it to the cache. If that happens, the cached version of the file will be out of sync with the back-end file.
234
234
235
235
***Greater than 15% writes** - This option speeds up both read and write performance.
236
236
237
-
Client reads and client writes are both cached. Files in the cache are assumed to be newer than files on the back-end storage system. Cached files are only automatically checked against the files on back-end storage every eight hours. Modified files in the cache are written to the back-end storage system after they have been in the cache for 20 minutes with no additional changes.
237
+
Client reads and client writes are both cached. Files in the cache are assumed to be newer than files on the back-end storage system. Cached files are only automatically checked against the files on back-end storage every eight hours. Modified files in the cache are written to the back-end storage system after they have been in the cache for 20 minutes with no other changes.
238
238
239
239
Do not use this option if any clients mount the back-end storage volume directly, because there is a risk it will have outdated files.
240
240
@@ -360,7 +360,7 @@ ADLS-NFS storage targets have some similarities with Blob storage targets and so
360
360
361
361
* Like a Blob storage target, you need to give Azure HPC Cache permission to [access your storage account](#add-the-access-control-roles-to-your-account).
362
362
* Like an NFS storage target, you need to set a cache [usage model](#choose-a-usage-model).
363
-
* Because NFS-enabled blob containers have an NFS-compatible hierarchical structure, you do not need to use the cache to ingest data, and the containers are readable by other NFS systems.
363
+
* Because NFS-enabled blob containers have an NFS-compatible hierarchical structure, you don't need to use the cache to ingest data, and the containers are readable by other NFS systems.
364
364
365
365
You can pre-load data in an ADLS-NFS container, then add it to an HPC Cache as a storage target, and then access the data later from outside of an HPC Cache. When you use a standard blob container as an HPC Cache storage target, the data is written in a proprietary format and can only be accessed from other Azure HPC Cache-compatible products.
366
366
@@ -370,17 +370,17 @@ After your storage account is set up you can create a new container when you cre
370
370
371
371
Read [Use NFS-mounted blob storage with Azure HPC Cache](nfs-blob-considerations.md) to learn more about this configuration.
372
372
373
-
To create an ADLS-NFS storage target, open the **Add storage target** page in the Azure portal. (Additional methods are in development.)
373
+
To create an ADLS-NFS storage target, open the **Add storage target** page in the Azure portal. (Other methods are in development.)
374
374
375
375

376
376
377
377
Enter this information.
378
378
379
379
***Storage target name** - Set a name that identifies this storage target in the Azure HPC Cache.
380
380
***Target type** - Choose **ADLS-NFS**.
381
-
***Storage account** - Select the account that you want to use. If your NFS-enabled storage account does not appear in the list, check that it conforms to the prerequisites and that the cache can access it.
381
+
***Storage account** - Select the account that you want to use. If your NFS-enabled storage account doesn't appear in the list, check that it conforms to the prerequisites and that the cache can access it.
382
382
383
-
You will need to authorize the cache instance to access the storage account as described in [Add the access roles](#add-the-access-control-roles-to-your-account).
383
+
You'll need to authorize the cache instance to access the storage account as described in [Add the access roles](#add-the-access-control-roles-to-your-account).
384
384
385
385
***Storage container** - Select the NFS-enabled blob container for this target, or click **Create new**.
386
386
@@ -452,4 +452,4 @@ After creating storage targets, continue with these tasks to get your cache read
452
452
*[Mount the Azure HPC Cache](hpc-cache-mount.md)
453
453
*[Move data to Azure Blob storage](hpc-cache-ingest.md)
454
454
455
-
If you need to update any settings, you can [edit a storage target](hpc-cache-edit-storage.md).
455
+
If you need to update any settings, you can [edit a storage target](hpc-cache-edit-storage.md).
Copy file name to clipboardExpand all lines: articles/hpc-cache/hpc-cache-edit-storage.md
+4-4Lines changed: 4 additions & 4 deletions
Display the source diff
Display the rich diff
Original file line number
Diff line number
Diff line change
@@ -1,11 +1,11 @@
1
1
---
2
2
title: Update Azure HPC Cache storage targets
3
3
description: How to edit Azure HPC Cache storage targets
4
-
author: femila
4
+
author: ronhogue
5
5
ms.service: hpc-cache
6
6
ms.topic: how-to
7
-
ms.date: 06/30/2021
8
-
ms.author: femila
7
+
ms.date: 01/06/2022
8
+
ms.author: rohogue
9
9
---
10
10
11
11
# Edit storage targets
@@ -68,7 +68,7 @@ To change a blob storage target's namespace with the Azure CLI, use the command
68
68
69
69
For NFS storage targets, you can change or add virtual namespace paths, change the NFS export or subdirectory values that a namespace path points to, and change the usage model.
70
70
71
-
Storage targets in caches with some types of custom DNS settings also have a control for refreshing their IP addresses. (This kind of configuration is rare.) Learn how to refresh the DNS settings in [View and manage storage targets](manage-storage-targets.md#update-ip-address-custom-dns-configurations-only).
71
+
Storage targets in caches with some types of custom DNS settings also have a control for refreshing their IP addresses. (This kind of configuration is rare.) Learn how to refresh the DNS settings in [View and manage storage targets](manage-storage-targets.md#update-ip-address-specific-configurations-only).
0 commit comments