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write sysctl version for free bsd

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pants
2026-01-06 21:08:44 -08:00
parent e806f5f7d8
commit fc4dba5112
1 changed files with 16 additions and 1 deletions
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17
bin/st-mem
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@ -1,3 +1,18 @@
#!/bin/sh #!/bin/sh
MEMORY_USED=$(free -h | awk 'NR==2 {print $3}') #MEMORY_USED=$(free -h | awk 'NR==2 {print $3}')
# freebsd (and maybe better for linux too)
PAGES_WIRED=$(sysctl vm.stats.vm.v_wire_count | awk '{print $2}')
PAGES_ACTIVE=$(sysctl vm.stats.vm.v_active_count | awk '{print $2}')
PAGES_DIRTY=$(sysctl vm.stats.vm.v_laundry_count | awk '{print $2}')
TOTAL_PAGES=$(echo "scale=0; $PAGES_WIRED+$PAGES_ACTIVE+$PAGES_DIRTY" | bc)
BYTES_USED=$(echo "scale=0; $TOTAL_PAGES*4096" | bc)
if [ $BYTES_USED -ge 1073741824 ]; then
MEMORY_USED="$(echo "scale=1; $BYTES_USED/1024^3" | bc) GiB"
else
MEMORY_USED="$(echo "scale=1; $BYTES_USED/1024^2" | bc) MiB"
fi
echo $MEMORY_USED echo $MEMORY_USED