Monitoring/check_linux_memory
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/sys/block/zram*/mm_stat

Sven Velt 2025-03-23 16:04:48 +00:00
parent ec126debe6
commit 55c0d515c5
1 changed files with 20 additions and 10 deletions
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30
zram.md

@ -45,6 +45,23 @@ root@odroid-m1:pts/0->/home/svelt (0)
/sys/module/zram
```
sysctl `odroid-m1` mit zram:
```
root@odroid-m1:~# for F in vm.swappiness vm.vfs_cache_pressure vm.dirty_background_ratio vm.dirty_ratio vm.watermark_boost_factor vm.watermark_scale_factor vm.page-cluster; do sysctl $F; done
vm.swappiness = 100
vm.vfs_cache_pressure = 100
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20
vm.watermark_boost_factor = 15000
vm.watermark_scale_factor = 10
vm.page-cluster = 0
root@odroid-m1:~# grep ^ /sys/block/zram*/mm_stat
/sys/block/zram0/mm_stat: 4096 74 12288 4029218816 12288 0 0 0 0
/sys/block/zram1/mm_stat: 638976 51340 856064 0 1622016 77 0 0 0
/sys/block/zram2/mm_stat: 0 0 0 0 0 0 0 0 0
```
systcl voidy:
```
vm.swappiness = 60
@ -54,6 +71,9 @@ vm.dirty_ratio = 20
vm.watermark_boost_factor = 15000
vm.watermark_scale_factor = 10
vm.page-cluster = 3
/sys/block/zram0/mm_stat: 4096 40 12288 0 12288 0 0 0 0
/sys/block/zram1/mm_stat: 0 0 0 0 0 0 0 0
```
sysctl dustpuppy:
@ -78,13 +98,3 @@ vm.watermark_scale_factor = 10
vm.page-cluster = 3
```
sysctl `odroid-m1` mit zram:
```
vm.swappiness = 100
vm.vfs_cache_pressure = 100
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20
vm.watermark_boost_factor = 15000
vm.watermark_scale_factor = 10
vm.page-cluster = 0
```