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Commit 5eebaa60 authored by Marek Chrastina's avatar Marek Chrastina
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Add inodes quotas on anselm

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5 merge requests!368Update prace.md to document the change from qprace to qprod as the default...,!367Update prace.md to document the change from qprace to qprod as the default...,!366Update prace.md to document the change from qprace to qprod as the default...,!323extended-acls-storage-section,!226inodes quotas
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docs.it4i/anselm/storage.md
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......@@ -120,7 +120,8 @@ Default stripe size is 1MB, stripe count is 1. There are 22 OSTs dedicated for t
| Mountpoint | /home |
| Capacity | 320 TB |
| Throughput | 2 GB/s |
| User quota | 250 GB |
| User space quota | 250 GB |
| User inodes quota | 500 k |
| Default stripe size | 1 MB |
| Default stripe count | 1 |
| Number of OSTs | 22 |
......@@ -145,10 +146,11 @@ The SCRATCH filesystem is realized as Lustre parallel filesystem and is availabl
| SCRATCH filesystem | |
| -------------------- | -------- |
| Mountpoint | /scratch |
| Capacity | 146TB |
| Throughput | 6GB/s |
| User quota | 100TB |
| Default stripe size | 1MB |
| Capacity | 146 TB |
| Throughput | 6 GB/s |
| User quota | 100 TB |
| User inodes quota | 10 M |
| Default stripe size | 1 MB |
| Default stripe count | 1 |
| Number of OSTs | 10 |
......@@ -178,7 +180,7 @@ Filesystem: /scratch
Space used: 0
Space limit: 93T
Entries: 0
Entries limit: 0
Entries limit: 10m
```
In this example, we view current size limits and space occupied on the /home and /scratch filesystem, for a particular user executing the command.
......@@ -269,8 +271,8 @@ The local scratch filesystem is intended for temporary scratch data generated du
| ------------------------ | -------------------- |
| Mountpoint | /lscratch |
| Accesspoint | /lscratch/$PBS_JOBID |
| Capacity | 330GB |
| Throughput | 100MB/s |
| Capacity | 330 GB |
| Throughput | 100 MB/s |
| User quota | none |
### RAM Disk
......@@ -287,13 +289,13 @@ The local RAM disk filesystem is intended for temporary scratch data generated d
!!! note
The local RAM disk directory /ramdisk/$PBS_JOBID will be deleted immediately after the calculation end. Users should take care to save the output data from within the jobscript.
| RAM disk | |
| ----------- | ------------------------------------------------------------------------------------------------------- |
| Mountpoint | /ramdisk |
| Accesspoint | /ramdisk/$PBS_JOBID |
| Capacity | 60GB at compute nodes without accelerator, 90GB at compute nodes with accelerator, 500GB at fat nodes |
| Throughput | over 1.5 GB/s write, over 5 GB/s read, single thread, over 10 GB/s write, over 50 GB/s read, 16 threads |
| User quota | none |
| RAM disk | |
| ----------- | -------------------------------------------------------------------------------------------------------- |
| Mountpoint | /ramdisk |
| Accesspoint | /ramdisk/$PBS_JOBID |
| Capacity | 60 GB at compute nodes without accelerator, 90 GB at compute nodes with accelerator, 500 GB at fat nodes |
| Throughput | over 1.5 GB/s write, over 5 GB/s read, single thread, over 10 GB/s write, over 50 GB/s read, 16 threads |
| User quota | none |
### Tmp
......@@ -301,13 +303,13 @@ Each node is equipped with local /tmp directory of few GB capacity. The /tmp dir
## Summary
| Mountpoint | Usage | Protocol | Net Capacity | Throughput | Limitations | Access | Services | |
| ---------- | ------------------------- | -------- | -------------- | ---------- | ----------- | ----------------------- | --------------------------- | ------ |
| /home | home directory | Lustre | 320 TiB | 2 GB/s | Quota 250GB | Compute and login nodes | backed up | |
| /scratch | cluster shared jobs' data | Lustre | 146 TiB | 6 GB/s | Quota 100TB | Compute and login nodes | files older 90 days removed | |
| /lscratch | node local jobs' data | local | 330 GB | 100 MB/s | none | Compute nodes | purged after job ends | |
| /ramdisk | node local jobs' data | local | 60, 90, 500 GB | 5-50 GB/s | none | Compute nodes | purged after job ends | |
| /tmp | local temporary files | local | 9.5 GB | 100 MB/s | none | Compute and login nodes | auto | purged |
| Mountpoint | Usage | Protocol | Net Capacity | Throughput | Space/Inodes quota | Access | Services | |
| ---------- | ------------------------- | -------- | -------------- | ---------- | ------------------ | ----------------------- | --------------------------- | ------ |
| /home | home directory | Lustre | 320 TiB | 2 GB/s | 250 GB / 500 k | Compute and login nodes | backed up | |
| /scratch | cluster shared jobs' data | Lustre | 146 TiB | 6 GB/s | 100 TB / 10 M | Compute and login nodes | files older 90 days removed | |
| /lscratch | node local jobs' data | local | 330 GB | 100 MB/s | none / none | Compute nodes | purged after job ends | |
| /ramdisk | node local jobs' data | local | 60, 90, 500 GB | 5-50 GB/s | none / none | Compute nodes | purged after job ends | |
| /tmp | local temporary files | local | 9.5 GB | 100 MB/s | none / none | Compute and login nodes | auto | purged |
## CESNET Data Storage
......
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