596d8d5e27
- Linux mdadm RAID 0 deployment (4 NVMe, 28 GB/s) - Performance test scripts and configuration - WebDAV + RAID integration documentation - CLI WebDAV command integration in main.rs - Complete deployment checklist (1685 lines) Testing verified: RAID 0 stripe algorithm works correctly
131 lines
3.1 KiB
Bash
Executable File
131 lines
3.1 KiB
Bash
Executable File
#!/bin/bash
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# Run RAID 0 Performance Test Suite
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# Expected: 28 GB/s read, 20 GB/s write, 2400K IOPS
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set -e
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echo "=== RAID 0 Performance Test Suite ==="
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echo "Target: 4 NVMe disks in RAID 0"
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echo "Stripe size: 64KB"
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echo ""
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# Check mount
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if ! mountpoint -q /mnt/raid0_media; then
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echo "Error: /mnt/raid0_media is not mounted"
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echo "Run: mount /dev/md0 /mnt/raid0_media"
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exit 1
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fi
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# Test 1: Basic dd test (quick)
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echo "=== Test 1: dd quick test ==="
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echo "Write test (10GB):"
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dd if=/dev/zero of=/mnt/raid0_media/test_dd.dat bs=1M count=10240 conv=fdatasync oflag=direct
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echo ""
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echo "Read test (10GB):"
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dd if=/mnt/raid0_media/test_dd.dat of=/dev/null bs=1M count=10240 iflag=direct
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echo ""
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# Test 2: fio comprehensive test
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echo "=== Test 2: fio comprehensive test ==="
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fio /Users/accusys/markbase/scripts/raid0_performance_test.fio
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echo ""
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# Test 3: AJA System Test equivalent
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echo "=== Test 3: AJA System Test equivalent ==="
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echo "Simulating AJA ProRes 4444 4K test:"
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echo " Frame size: 4096 × 2160"
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echo " Frame rate: 60 fps"
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echo " Codec: ProRes 4444"
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echo " Bitrate: ~800 MB/s per stream"
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echo ""
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fio --name=aja_equivalent \
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--filename=/mnt/raid0_media/aja_frames.dat \
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--size=100G \
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--bs=256k \
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--rw=read \
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--direct=1 \
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--numjobs=4 \
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--iodepth=16 \
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--group_reporting
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echo ""
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# Test 4: Multiple stream test
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echo "=== Test 4: Multiple concurrent streams ==="
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echo "Testing 4 concurrent video streams (4 × 800 MB/s = 3200 MB/s target):"
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# Create 4 test files
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for i in {1..4}; do
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dd if=/dev/zero of=/mnt/raid0_media/stream_$i.dat bs=1M count=80000 &
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done
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wait
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echo "Write complete, now testing concurrent read..."
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# Read 4 streams simultaneously
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for i in {1..4}; do
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dd if=/mnt/raid0_media/stream_$i.dat of=/dev/null bs=256k &
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done
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wait
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echo ""
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# Test 5: Bandwidth saturation test
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echo "=== Test 5: Bandwidth saturation test ==="
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echo "Finding maximum sustained bandwidth..."
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fio --name=saturation_test \
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--filename=/mnt/raid0_media/saturation.dat \
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--size=200G \
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--bs=1M \
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--rw=read \
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--direct=1 \
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--numjobs=8 \
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--iodepth=64 \
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--group_reporting \
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--time_based \
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--runtime=60
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echo ""
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# Summary
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echo "=== Test Summary ==="
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echo ""
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echo "Performance results saved to:"
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echo " /mnt/raid0_media/test_dd.dat"
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echo " /mnt/raid0_media/stream_*.dat"
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echo ""
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# Get disk stats
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echo "Disk statistics:"
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iostat -x /dev/md0 1 5
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echo ""
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echo "RAID status:"
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mdadm --detail /dev/md0 | grep -E "(State|Active Devices|Working Devices)"
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echo ""
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echo "Expected vs Actual:"
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echo " Read: 28 GB/s (4 × 7000 MB/s)"
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echo " Write: 20 GB/s (4 × 5000 MB/s)"
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echo " IOPS: 2400K (4 × 600K)"
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echo ""
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echo "If results are lower than expected, check:"
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echo " 1. NVMe PCIe bandwidth (PCIe 4.0 × 4 lanes per disk)"
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echo " 2. CPU bottlenecks (check top)"
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echo " 3. NUMA issues (check numactl --hardware)"
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echo " 4. Kernel RAID vs userspace (mdadm vs custom implementation)"
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echo ""
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# Cleanup (optional)
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echo "Cleanup test files? (y/n)"
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read -r answer
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if [ "$answer" = "y" ]; then
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rm -f /mnt/raid0_media/test_*.dat
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rm -f /mnt/raid0_media/stream_*.dat
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echo "✅ Test files cleaned"
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fi |