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Skip I/O scheduler optimization for Btrfs filesystems (openSUSE default)

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Mărcziem ™
2025-10-06 11:52:31 +02:00
parent 3344620824
commit fea282102d
1 changed files with 18 additions and 13 deletions
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9
lib/performance.sh
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@@ -41,9 +41,13 @@ EOF
# Apply kernel parameters # Apply kernel parameters
sudo sysctl -p sudo sysctl -p
# Optimize I/O scheduler for SSDs/HDDs # Optimize I/O scheduler for SSDs/HDDs (skip for Btrfs filesystems)
local root_fs_type=$(findmnt -n -o fstype /)
if [[ "$root_fs_type" == "btrfs" ]]; then
log_info "Btrfs filesystem detected - skipping I/O scheduler optimization (Btrfs handles I/O optimization internally)"
else
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 / | sed 's/\[.*\]//') | head -n1)
if [[ -n "$root_disk" ]] && [[ -w "/sys/block/$root_disk/queue/scheduler" ]]; then if [[ -n "$root_disk" ]] && [[ -w "/sys/block/$root_disk/queue/scheduler" ]]; then
if [[ "$disk_type" == "ssd" ]]; then if [[ "$disk_type" == "ssd" ]]; then
@@ -56,6 +60,7 @@ EOF
else else
log_warning "Could not determine or access root disk scheduler. Skipping I/O optimization." log_warning "Could not determine or access root disk scheduler. Skipping I/O optimization."
fi fi
fi
# Create performance monitoring script # Create performance monitoring script
create_performance_monitor create_performance_monitor