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fix(performance): check if root_disk is valid and scheduler path exists before writing

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Mărcziem ™
2025-10-03 12:58:40 +02:00
parent 144b5c5929
commit 8420a0c8b5
1 changed files with 9 additions and 5 deletions
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4
lib/performance.sh
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@@ -45,6 +45,7 @@ EOF
local disk_type=$(lsblk -d -o name,rota | awk 'NR>1 {if($2==0) print "ssd"; else print "hdd"; exit}') local disk_type=$(lsblk -d -o name,rota | awk 'NR>1 {if($2==0) print "ssd"; else print "hdd"; exit}')
local root_disk=$(lsblk -no pkname $(findmnt -n -o source /) | head -n1) local root_disk=$(lsblk -no pkname $(findmnt -n -o source /) | head -n1)
if [[ -n "$root_disk" ]] && [[ -w "/sys/block/$root_disk/queue/scheduler" ]]; then
if [[ "$disk_type" == "ssd" ]]; then if [[ "$disk_type" == "ssd" ]]; then
echo "mq-deadline" | sudo tee "/sys/block/$root_disk/queue/scheduler" > /dev/null echo "mq-deadline" | sudo tee "/sys/block/$root_disk/queue/scheduler" > /dev/null
log_info "Optimized I/O scheduler for SSD" log_info "Optimized I/O scheduler for SSD"
@@ -52,6 +53,9 @@ EOF
echo "bfq" | sudo tee "/sys/block/$root_disk/queue/scheduler" > /dev/null echo "bfq" | sudo tee "/sys/block/$root_disk/queue/scheduler" > /dev/null
log_info "Optimized I/O scheduler for HDD" log_info "Optimized I/O scheduler for HDD"
fi fi
else
log_warning "Could not determine or access root disk scheduler. Skipping I/O optimization."
fi
# Create performance monitoring script # Create performance monitoring script
create_performance_monitor create_performance_monitor