drbd

2 x Intel Xeon E5-2420 v2 testing with a Dell 08DM12 (2.9.0 BIOS) and Matrox G200eR2 on CentOS Linux 7 via the Phoronix Test Suite.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 2006252-SDS-DRBD123850
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  Test
  Duration
DRBD protocol C
June 25 2020
  56 Minutes
DRBD protocol B
June 25 2020
  41 Minutes
DRBD protocol A
June 25 2020
  51 Minutes
DRBD protocol C alone
June 25 2020
  29 Minutes
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  44 Minutes

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DRBD protocol C

Compiler Notes: --build=x86_64-redhat-linux --disable-libgcj --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=x86-64 --with-linker-hash-style=gnu --with-tune=generic
Disk Notes: NOOP / attr2,inode64,noquota,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0x42e
Security Notes: itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of Load fences usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full retpoline IBPB + tsx_async_abort: Not affected

DRBD protocol B

DRBD protocol A

DRBD protocol C alone

Processor: 2 x Intel Xeon E5-2420 v2 @ 2.70GHz (12 Cores / 24 Threads), Motherboard: Dell 08DM12 (2.9.0 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 2 x 16384 MB DDR3-1600MT/s M393B2G70DB0-YK0, Disk: 299GB PERC H710P + 240GB INTEL SSDSC2BW24, Graphics: Matrox G200eR2, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe + 2 x Intel 82599ES 10-Gigabit SFI/SFP+

OS: CentOS Linux 7, Kernel: 3.10.0-1127.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768

drbdOpenBenchmarking.orgPhoronix Test Suite2 x Intel Xeon E5-2420 v2 @ 2.70GHz (12 Cores / 24 Threads)Dell 08DM12 (2.9.0 BIOS)Intel Xeon E7 v2/Xeon2 x 16384 MB DDR3-1600MT/s M393B2G70DB0-YK0299GB PERC H710P + 240GB INTEL SSDSC2BW24Matrox G200eR22 x Broadcom NetXtreme BCM5720 2-port PCIe + 2 x Intel 82599ES 10-Gigabit SFI/SFP+CentOS Linux 73.10.0-1127.el7.x86_64 (x86_64)GCC 4.8.5 20150623xfs1024x768ProcessorMotherboardChipsetMemoryDiskGraphicsNetworkOSKernelCompilerFile-SystemScreen ResolutionDrbd BenchmarksSystem Logs- --build=x86_64-redhat-linux --disable-libgcj --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=x86-64 --with-linker-hash-style=gnu --with-tune=generic - NOOP / attr2,inode64,noquota,relatime,rw- Scaling Governor: intel_pstate powersave - CPU Microcode: 0x42e- itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of Load fences usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full retpoline IBPB + tsx_async_abort: Not affected

DRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C aloneResult OverviewPhoronix Test Suite100%112%124%136%Flexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterFlexible IO TesterRand Write - Sync - No - Yes - 64KBRand Write - Sync - No - Yes - 64KBRand Write - Sync - No - Yes - 16KBRand Write - Sync - No - Yes - 16KBRand Write - Sync - No - Yes - 128KBRand Write - Sync - No - Yes - 128KBRand Write - Sync - No - Yes - 4KBRand Write - Sync - No - Yes - 4KBRand Write - Sync - No - Yes - 512KBRand Write - Sync - No - Yes - 512KB

drbdfio: Rand Write - Sync - No - Yes - 64KB - Default Test Directoryfio: Rand Write - Sync - No - Yes - 64KB - Default Test Directoryfio: Rand Write - Sync - No - Yes - 4KB - Default Test Directoryfio: Rand Write - Sync - No - Yes - 4KB - Default Test Directoryfio: Rand Write - Sync - No - Yes - 16KB - Default Test Directoryfio: Rand Write - Sync - No - Yes - 16KB - Default Test Directoryfio: Rand Write - Sync - No - Yes - 512KB - Default Test Directoryfio: Rand Write - Sync - No - Yes - 512KB - Default Test Directoryfio: Rand Write - Sync - No - Yes - 128KB - Default Test Directoryfio: Rand Write - Sync - No - Yes - 128KB - Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone189911920418.166150023.44862431550194236614819477.791146922.95042521597200253615918967.587136121.34942471601200281617619877.951137021.45142571672209OpenBenchmarking.org

Flexible IO Tester

Fio is an advanced disk benchmark that depends upon the kernel's AIO access library. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 64KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone6001200180024003000SE +/- 16.64, N = 15SE +/- 33.69, N = 3SE +/- 21.56, N = 12SE +/- 43.45, N = 1518992366253628161. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 64KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone5001000150020002500Min: 1812 / Avg: 1898.87 / Max: 2024Min: 2330 / Avg: 2365.67 / Max: 2433Min: 2454 / Avg: 2535.58 / Max: 2752Min: 2606 / Avg: 2816.33 / Max: 30761. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 64KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone4080120160200SE +/- 1.05, N = 15SE +/- 2.00, N = 3SE +/- 1.37, N = 12SE +/- 2.70, N = 151191481591761. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 64KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone306090120150Min: 113 / Avg: 118.67 / Max: 127Min: 146 / Avg: 148 / Max: 152Min: 153 / Avg: 158.5 / Max: 172Min: 163 / Avg: 176 / Max: 1921. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone400800120016002000SE +/- 26.98, N = 5SE +/- 20.08, N = 15SE +/- 19.52, N = 15SE +/- 25.89, N = 320411947189619871. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone400800120016002000Min: 1953 / Avg: 2041 / Max: 2120Min: 1807 / Avg: 1947.33 / Max: 2078Min: 1786 / Avg: 1896.4 / Max: 2095Min: 1946 / Avg: 1987.33 / Max: 20351. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone246810SE +/- 0.108, N = 5SE +/- 0.080, N = 15SE +/- 0.078, N = 15SE +/- 0.104, N = 38.1667.7917.5877.9511. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone3691215Min: 7.81 / Avg: 8.17 / Max: 8.48Min: 7.23 / Avg: 7.79 / Max: 8.32Min: 7.15 / Avg: 7.59 / Max: 8.38Min: 7.79 / Avg: 7.95 / Max: 8.141. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 16KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone30060090012001500SE +/- 14.78, N = 15SE +/- 17.69, N = 15SE +/- 6.98, N = 3SE +/- 11.57, N = 315001469136113701. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 16KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone30060090012001500Min: 1366 / Avg: 1499.87 / Max: 1583Min: 1337 / Avg: 1468.93 / Max: 1587Min: 1352 / Avg: 1361.33 / Max: 1375Min: 1351 / Avg: 1370.33 / Max: 13911. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 16KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone612182430SE +/- 0.23, N = 15SE +/- 0.30, N = 15SE +/- 0.12, N = 3SE +/- 0.17, N = 323.422.921.321.41. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 16KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone510152025Min: 21.3 / Avg: 23.43 / Max: 24.7Min: 20.9 / Avg: 22.9 / Max: 24.8Min: 21.1 / Avg: 21.27 / Max: 21.5Min: 21.1 / Avg: 21.4 / Max: 21.71. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone110220330440550SE +/- 4.54, N = 15SE +/- 4.16, N = 3SE +/- 4.48, N = 15SE +/- 7.21, N = 34865044945141. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone90180270360450Min: 465 / Avg: 486.2 / Max: 513Min: 498 / Avg: 504 / Max: 512Min: 466 / Avg: 493.53 / Max: 524Min: 500 / Avg: 514 / Max: 5241. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone60120180240300SE +/- 2.28, N = 15SE +/- 2.08, N = 3SE +/- 2.23, N = 15SE +/- 3.61, N = 32432522472571. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone50100150200250Min: 233 / Avg: 243.4 / Max: 257Min: 249 / Avg: 252 / Max: 256Min: 233 / Avg: 247 / Max: 262Min: 250 / Avg: 257 / Max: 2621. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 128KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone400800120016002000SE +/- 7.86, N = 3SE +/- 6.96, N = 3SE +/- 9.13, N = 3SE +/- 8.96, N = 315501597160116721. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl
OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 128KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone30060090012001500Min: 1539 / Avg: 1549.67 / Max: 1565Min: 1584 / Avg: 1596.67 / Max: 1608Min: 1584 / Avg: 1601.33 / Max: 1615Min: 1656 / Avg: 1672 / Max: 16871. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 128KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone50100150200250SE +/- 1.20, N = 3SE +/- 0.88, N = 3SE +/- 1.20, N = 3SE +/- 1.15, N = 31942002002091. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl
OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.18Type: Random Write - Engine: Sync - Buffered: No - Direct: Yes - Block Size: 128KB - Disk Target: Default Test DirectoryDRBD protocol CDRBD protocol BDRBD protocol ADRBD protocol C alone4080120160200Min: 192 / Avg: 193.67 / Max: 196Min: 198 / Avg: 199.67 / Max: 201Min: 198 / Avg: 200.33 / Max: 202Min: 207 / Avg: 209 / Max: 2111. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -fcommon -U_FORTIFY_SOURCE -march=native -lcurl -lssl -lcrypto -lrt -laio -lz -lpthread -lm -ldl

10 Results Shown

Flexible IO Tester:
  Rand Write - Sync - No - Yes - 64KB - Default Test Directory:
    IOPS
    MB/s
  Rand Write - Sync - No - Yes - 4KB - Default Test Directory:
    IOPS
    MB/s
  Rand Write - Sync - No - Yes - 16KB - Default Test Directory:
    IOPS
    MB/s
  Rand Write - Sync - No - Yes - 512KB - Default Test Directory:
    IOPS
    MB/s
  Rand Write - Sync - No - Yes - 128KB - Default Test Directory:
    IOPS
    MB/s

DRBD protocol C

Compiler Notes: --build=x86_64-redhat-linux --disable-libgcj --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=x86-64 --with-linker-hash-style=gnu --with-tune=generic
Disk Notes: NOOP / attr2,inode64,noquota,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0x42e
Security Notes: itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of Load fences usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full retpoline IBPB + tsx_async_abort: Not affected

Testing initiated at 25 June 2020 09:56 by user sds.

DRBD protocol B

Compiler Notes: --build=x86_64-redhat-linux --disable-libgcj --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=x86-64 --with-linker-hash-style=gnu --with-tune=generic
Disk Notes: NOOP / attr2,inode64,noquota,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0x42e
Security Notes: itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of Load fences usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full retpoline IBPB + tsx_async_abort: Not affected

Testing initiated at 25 June 2020 10:38 by user sds.

DRBD protocol A

Compiler Notes: --build=x86_64-redhat-linux --disable-libgcj --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=x86-64 --with-linker-hash-style=gnu --with-tune=generic
Disk Notes: NOOP / attr2,inode64,noquota,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0x42e
Security Notes: itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of Load fences usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full retpoline IBPB + tsx_async_abort: Not affected

Testing initiated at 25 June 2020 11:13 by user sds.

DRBD protocol C alone

Processor: 2 x Intel Xeon E5-2420 v2 @ 2.70GHz (12 Cores / 24 Threads), Motherboard: Dell 08DM12 (2.9.0 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 2 x 16384 MB DDR3-1600MT/s M393B2G70DB0-YK0, Disk: 299GB PERC H710P + 240GB INTEL SSDSC2BW24, Graphics: Matrox G200eR2, Network: 2 x Broadcom NetXtreme BCM5720 2-port PCIe + 2 x Intel 82599ES 10-Gigabit SFI/SFP+

OS: CentOS Linux 7, Kernel: 3.10.0-1127.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768

Compiler Notes: --build=x86_64-redhat-linux --disable-libgcj --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=x86-64 --with-linker-hash-style=gnu --with-tune=generic
Disk Notes: NOOP / attr2,inode64,noquota,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0x42e
Security Notes: itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of Load fences usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full retpoline IBPB + tsx_async_abort: Not affected

Testing initiated at 25 June 2020 12:55 by user sds.