Linux x86 32-bit KPTI Meltdown Impact

Intel Core 2 Duo T9300 testing of Linux 32-bit Kernel Page Table Isolation (KPTI/PTI) patches staged for the mainline kernel. Benchmarks by Michael Larabel for a future article.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1807236-RA-LINUXX86399
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Timed Code Compilation 2 Tests
C/C++ Compiler Tests 4 Tests
CPU Massive 10 Tests
Creator Workloads 2 Tests
Database Test Suite 3 Tests
Disk Test Suite 4 Tests
Common Kernel Benchmarks 3 Tests
Multi-Core 4 Tests
Programmer / Developer System Benchmarks 4 Tests
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Server CPU Tests 5 Tests
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Identifier
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Date
Run
  Test
  Duration
KPTI Disabled
July 22 2018
  5 Hours, 20 Minutes
KPTI Enabled
July 22 2018
  5 Hours, 32 Minutes
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  5 Hours, 26 Minutes
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Linux x86 32-bit KPTI Meltdown Impact Suite 1.0.0 System Test suite extracted from Linux x86 32-bit KPTI Meltdown Impact. pts/go-benchmark-1.1.4 http Test: http pts/go-benchmark-1.1.4 json Test: json pts/go-benchmark-1.1.4 build Test: build pts/go-benchmark-1.1.4 garbage Test: garbage pts/hackbench-1.0.0 2 thread Count: 2 - Type: Thread pts/hackbench-1.0.0 4 thread Count: 4 - Type: Thread pts/hackbench-1.0.0 2 process Count: 2 - Type: Process pts/hackbench-1.0.0 4 process Count: 4 - Type: Process system/cryptsetup-1.0.0 PBKDF2-sha512 pts/fio-1.11.2 randread libaio 0 1 4k Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory pts/fio-1.11.2 randwrite libaio 0 1 4k Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory pts/fio-1.11.2 read libaio 0 1 4k Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory pts/fio-1.11.2 write libaio 0 1 4k Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory pts/fs-mark-1.0.1 -s 1048576 -n 1000 Test: 1000 Files, 1MB Size pts/fs-mark-1.0.1 -s 1048576 -n 5000 -t 4 Test: 5000 Files, 1MB Size, 4 Threads pts/fs-mark-1.0.1 -s 1048576 -n 4000 -D 32 Test: 4000 Files, 32 Sub Dirs, 1MB Size pts/fs-mark-1.0.1 -s 1048576 -n 1000 -S 0 Test: 1000 Files, 1MB Size, No Sync/FSync pts/iozone-1.9.4 -r 4k -s 8192M -i0 -i1 #READ Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance pts/iozone-1.9.4 -r 4k -s 8192M -i0 #WRITE Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance pts/build-apache-1.5.1 Time To Compile pts/build-php-1.4.0 Time To Compile pts/netperf-1.0.2 -H 192.168.1.55 -t TCP_SENDFILE -l 10 Server: 192.168.1.55 - Test: TCP Send File - Duration: 10 Seconds pts/netperf-1.0.2 -H 192.168.1.55 -t TCP_RR -l 10 Server: 192.168.1.55 - Test: TCP Request Response - Duration: 10 Seconds pts/netperf-1.0.2 -H 192.168.1.55 -t UDP_RR -l 10 Server: 192.168.1.55 - Test: UDP Request Response - Duration: 10 Seconds pts/netperf-1.0.2 -H 192.168.1.55 -t TCP_MAERTS -l 10 Server: 192.168.1.55 - Test: TCP Stream - Client To Server - Duration: 10 Seconds pts/netperf-1.0.2 -H 192.168.1.55 -t TCP_STREAM -l 10 Server: 192.168.1.55 - Test: TCP Stream - Server To Client - Duration: 10 Seconds pts/netperf-1.0.2 -H 192.168.1.55 -t UDP_STREAM -b 10G -l 10 Server: 192.168.1.55 - Test: UDP Stream - Server To Client - 10G - Duration: 10 Seconds pts/nginx-1.2.1 Static Web Page Serving pts/redis-1.1.0 -t get Test: GET pts/redis-1.1.0 -t set Test: SET pts/sqlite-2.0.1 Timed SQLite Insertions pts/pgbench-1.8.4 BUFFER_TEST NORMAL_LOAD READ_ONLY Scaling: Buffer Test - Test: Normal Load - Mode: Read Only pts/pgbench-1.8.4 BUFFER_TEST NORMAL_LOAD READ_WRITE Scaling: Buffer Test - Test: Normal Load - Mode: Read Write pts/pgbench-1.8.4 BUFFER_TEST SINGLE_THREAD READ_ONLY Scaling: Buffer Test - Test: Single Thread - Mode: Read Only pts/pgbench-1.8.4 BUFFER_TEST SINGLE_THREAD READ_WRITE Scaling: Buffer Test - Test: Single Thread - Mode: Read Write pts/ebizzy-1.0.4 pts/git-1.0.1 Time To Complete Common Git Commands