| // Copyright 2015 The Bazel Authors. All rights reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| package com.google.devtools.build.lib.actions; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.google.devtools.build.lib.util.StringUtilities; |
| import com.google.devtools.build.lib.vfs.util.FsApparatus; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** |
| * Test for LocalHostResourceManagerLinux. |
| */ |
| @RunWith(JUnit4.class) |
| public class LocalHostResourceManagerLinuxTest { |
| |
| private final FsApparatus scratch = FsApparatus.newNative(); |
| |
| @Test |
| public void testNonHyperthreadedMachine() throws Exception { |
| String cpuinfoContent = |
| StringUtilities.joinLines( |
| "processor\t: 0", |
| "vendor_id\t: GenuineIntel", |
| "cpu family\t: 15", |
| "model\t\t: 4", |
| "model name\t: Intel(R) Pentium(R) 4 CPU 3.40GHz", |
| "stepping\t: 10", |
| "cpu MHz\t\t: 3400.000", |
| "cache size\t: 2048 KB", |
| "fpu\t\t: yes", |
| "fpu_exception\t: yes", |
| "cpuid level\t: 5", |
| "wp\t\t: yes", |
| "flags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca " |
| + "cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm " |
| + "syscall nx lm constant_tsc up pni monitor ds_cpl est cid cx16 " |
| + "xtpr lahf_lm", |
| "bogomips\t: 6803.83", |
| "clflush size\t: 64", |
| "cache_alignment\t: 128", |
| "address sizes\t: 36 bits physical, 48 bits virtual", |
| "power management:"); |
| String meminfoContent = |
| StringUtilities.joinLines( |
| "MemTotal: 3091732 kB", |
| "MemFree: 2167344 kB", |
| "Buffers: 60644 kB", |
| "Cached: 509940 kB", |
| "SwapCached: 0 kB", |
| "Active: 636892 kB", |
| "Inactive: 212760 kB", |
| "HighTotal: 0 kB", |
| "HighFree: 0 kB", |
| "LowTotal: 3091732 kB", |
| "LowFree: 2167344 kB", |
| "SwapTotal: 9124880 kB", |
| "SwapFree: 9124880 kB", |
| "Dirty: 0 kB", |
| "Writeback: 0 kB", |
| "AnonPages: 279028 kB", |
| "Mapped: 54404 kB", |
| "Slab: 42820 kB", |
| "PageTables: 5184 kB", |
| "NFS_Unstable: 0 kB", |
| "Bounce: 0 kB", |
| "CommitLimit: 10670744 kB", |
| "Committed_AS: 665840 kB", |
| "VmallocTotal: 34359738367 kB", |
| "VmallocUsed: 300484 kB", |
| "VmallocChunk: 34359437307 kB", |
| "HugePages_Total: 0", |
| "HugePages_Free: 0", |
| "HugePages_Rsvd: 0", |
| "Hugepagesize: 2048 kB"); |
| String meminfoFile = scratch.file("test_meminfo_nonht", meminfoContent).getPathString(); |
| assertThat(LocalHostResourceManagerLinux.getLogicalCpuCountHelper(cpuinfoContent)).isEqualTo(1); |
| // +/- 0.1MB |
| assertThat(LocalHostResourceManagerLinux.getMemoryInMbHelper(meminfoFile)) |
| .isWithin(0.1) |
| .of(3091732 >> 10); // kibis to meibis |
| } |
| |
| @Test |
| public void testHyperthreadedMachine() throws Exception { |
| String cpuinfoContent = |
| StringUtilities.joinLines( |
| "processor\t: 0", |
| "vendor_id\t: GenuineIntel", |
| "cpu family\t: 15", |
| "model\t\t: 4", |
| "model name\t: Intel(R) Pentium(R) 4 CPU 3.40GHz", |
| "stepping\t: 1", |
| "cpu MHz\t\t: 3400.245", |
| "cache size\t: 1024 KB", |
| "physical id\t: 0", |
| "siblings\t: 2", |
| "core id\t\t: 0", |
| "cpu cores\t: 1", |
| "fpu\t\t: yes", |
| "fpu_exception\t: yes", |
| "cpuid level\t: 5", |
| "wp\t\t: yes", |
| "flags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge " |
| + "mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm " |
| + "syscall lm constant_tsc pni monitor ds_cpl cid cx16 xtpr", |
| "bogomips\t: 6806.31", |
| "clflush size\t: 64", |
| "cache_alignment\t: 128", |
| "address sizes\t: 36 bits physical, 48 bits virtual", |
| "power management:", |
| "", |
| "processor\t: 1", |
| "vendor_id\t: GenuineIntel", |
| "cpu family\t: 15", |
| "model\t\t: 4", |
| "model name\t: Intel(R) Pentium(R) 4 CPU 3.40GHz", |
| "stepping\t: 1", |
| "cpu MHz\t\t: 3400.245", |
| "cache size\t: 1024 KB", |
| "physical id\t: 0", |
| "siblings\t: 2", |
| "core id\t\t: 0", |
| "cpu cores\t: 1", |
| "fpu\t\t: yes", |
| "fpu_exception\t: yes", |
| "cpuid level\t: 5", |
| "wp\t\t: yes", |
| "flags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge " |
| + "mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm " |
| + "syscall lm constant_tsc pni monitor ds_cpl cid cx16 xtpr", |
| "bogomips\t: 6800.76", |
| "clflush size\t: 64", |
| "cache_alignment\t: 128", |
| "address sizes\t: 36 bits physical, 48 bits virtual", |
| "power management:", |
| ""); |
| String meminfoContent = |
| StringUtilities.joinLines( |
| "MemTotal: 3092004 kB", |
| "MemFree: 26124 kB", |
| "Buffers: 3836 kB", |
| "Cached: 52400 kB", |
| "SwapCached: 68204 kB", |
| "Active: 2281464 kB", |
| "Inactive: 260908 kB", |
| "HighTotal: 0 kB", |
| "HighFree: 0 kB", |
| "LowTotal: 3092004 kB", |
| "LowFree: 26124 kB", |
| "SwapTotal: 9124880 kB", |
| "SwapFree: 8264920 kB", |
| "Dirty: 616 kB", |
| "Writeback: 0 kB", |
| "AnonPages: 2466336 kB", |
| "Mapped: 37576 kB", |
| "Slab: 483004 kB", |
| "PageTables: 11912 kB", |
| "NFS_Unstable: 0 kB", |
| "Bounce: 0 kB", |
| "CommitLimit: 10670880 kB", |
| "Committed_AS: 3627984 kB", |
| "VmallocTotal: 34359738367 kB", |
| "VmallocUsed: 300460 kB", |
| "VmallocChunk: 34359437307 kB", |
| "HugePages_Total: 0", |
| "HugePages_Free: 0", |
| "HugePages_Rsvd: 0", |
| "Hugepagesize: 2048 kB"); |
| String meminfoFile = scratch.file("test_meminfo_ht", meminfoContent).getPathString(); |
| assertThat(LocalHostResourceManagerLinux.getLogicalCpuCountHelper(cpuinfoContent)).isEqualTo(2); |
| // +/- 0.1MB |
| assertThat(LocalHostResourceManagerLinux.getMemoryInMbHelper(meminfoFile)) |
| .isWithin(0.1) |
| .of(3092004 >> 10); // kibis to meibis |
| } |
| |
| @Test |
| public void testAMDMachine() throws Exception { |
| String cpuinfoContent = |
| StringUtilities.joinLines( |
| "processor\t: 0", |
| "vendor_id\t: AuthenticAMD", |
| "cpu family\t: 15", |
| "model\t\t: 65", |
| "model name\t: Dual-Core AMD Opteron(tm) Processor 8214 HE", |
| "stepping\t: 2", |
| "cpu MHz\t\t: 2200.000", |
| "cache size\t: 1024 KB", |
| "physical id\t: 0", |
| "siblings\t: 2", |
| "core id\t\t: 0", |
| "cpu cores\t: 2", |
| "fpu\t\t: yes", |
| "fpu_exception\t: yes", |
| "cpuid level\t: 1", |
| "wp\t\t: yes", |
| "flags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr " |
| + "pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall " |
| + "nx mmxext fxsr_opt rdtscp lm 3dnowext 3dnow pni cx16 lahf_lm " |
| + "cmp_legacy svm cr8_legacy", |
| "bogomips\t: 4425.84", |
| "TLB size\t: 1024 4K pages", |
| "clflush size\t: 64", |
| "cache_alignment\t: 64", |
| "address sizes\t: 40 bits physical, 48 bits virtual", |
| "power management: ts fid vid ttp tm stc", |
| "", |
| "processor\t: 1", |
| "vendor_id\t: AuthenticAMD", |
| "cpu family\t: 15", |
| "model\t\t: 65", |
| "model name\t: Dual-Core AMD Opteron(tm) Processor 8214 HE", |
| "stepping\t: 2", |
| "cpu MHz\t\t: 2200.000", |
| "cache size\t: 1024 KB", |
| "physical id\t: 0", |
| "siblings\t: 2", |
| "core id\t\t: 1", |
| "cpu cores\t: 2", |
| "fpu\t\t: yes", |
| "fpu_exception\t: yes", |
| "cpuid level\t: 1", |
| "wp\t\t: yes", |
| "flags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr " |
| + "pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall " |
| + "nx mmxext fxsr_opt rdtscp lm 3dnowext 3dnow pni cx16 lahf_lm " |
| + "cmp_legacy svm cr8_legacy", |
| "bogomips\t: 4460.61", |
| "TLB size\t: 1024 4K pages", |
| "clflush size\t: 64", |
| "cache_alignment\t: 64", |
| "address sizes\t: 40 bits physical, 48 bits virtual", |
| "power management: ts fid vid ttp tm stc", |
| "", |
| "processor\t: 2", |
| "vendor_id\t: AuthenticAMD", |
| "cpu family\t: 15", |
| "model\t\t: 65", |
| "model name\t: Dual-Core AMD Opteron(tm) Processor 8214 HE", |
| "stepping\t: 2", |
| "cpu MHz\t\t: 2200.000", |
| "cache size\t: 1024 KB", |
| "physical id\t: 1", |
| "siblings\t: 2", |
| "core id\t\t: 0", |
| "cpu cores\t: 2", |
| "fpu\t\t: yes", |
| "fpu_exception\t: yes", |
| "cpuid level\t: 1", |
| "wp\t\t: yes", |
| "flags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr " |
| + "pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall " |
| + "nx mmxext fxsr_opt rdtscp lm 3dnowext 3dnow pni cx16 lahf_lm " |
| + "cmp_legacy svm cr8_legacy", |
| "bogomips\t: 4420.45", |
| "TLB size\t: 1024 4K pages", |
| "clflush size\t: 64", |
| "cache_alignment\t: 64", |
| "address sizes\t: 40 bits physical, 48 bits virtual", |
| "power management: ts fid vid ttp tm stc", |
| "", |
| "processor\t: 3", |
| "vendor_id\t: AuthenticAMD", |
| "cpu family\t: 15", |
| "model\t\t: 65", |
| "model name\t: Dual-Core AMD Opteron(tm) Processor 8214 HE", |
| "stepping\t: 2", |
| "cpu MHz\t\t: 2200.000", |
| "cache size\t: 1024 KB", |
| "physical id\t: 1", |
| "siblings\t: 2", |
| "core id\t\t: 1", |
| "cpu cores\t: 2", |
| "fpu\t\t: yes", |
| "fpu_exception\t: yes", |
| "cpuid level\t: 1", |
| "wp\t\t: yes", |
| "flags\t\t: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr " |
| + "pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall " |
| + "nx mmxext fxsr_opt rdtscp lm 3dnowext 3dnow pni cx16 lahf_lm " |
| + "cmp_legacy svm cr8_legacy", |
| "bogomips\t: 4460.39", |
| "TLB size\t: 1024 4K pages", |
| "clflush size\t: 64", |
| "cache_alignment\t: 64", |
| "address sizes\t: 40 bits physical, 48 bits virtual", |
| "power management: ts fid vid ttp tm stc", |
| ""); |
| String meminfoContent = |
| StringUtilities.joinLines( |
| "MemTotal: 8223956 kB", |
| "MemFree: 3670396 kB", |
| "Buffers: 374068 kB", |
| "Cached: 3366980 kB", |
| "SwapCached: 0 kB", |
| "Active: 3275860 kB", |
| "Inactive: 737816 kB", |
| "HighTotal: 0 kB", |
| "HighFree: 0 kB", |
| "LowTotal: 8223956 kB", |
| "LowFree: 3670396 kB", |
| "SwapTotal: 6024332 kB", |
| "SwapFree: 6024332 kB", |
| "Dirty: 84 kB", |
| "Writeback: 0 kB", |
| "AnonPages: 272308 kB", |
| "Mapped: 62604 kB", |
| "Slab: 506140 kB", |
| "PageTables: 4608 kB", |
| "NFS_Unstable: 0 kB", |
| "Bounce: 0 kB", |
| "CommitLimit: 10136308 kB", |
| "Committed_AS: 600672 kB", |
| "VmallocTotal: 34359738367 kB", |
| "VmallocUsed: 299068 kB", |
| "VmallocChunk: 34359438843 kB", |
| "HugePages_Total: 0", |
| "HugePages_Free: 0", |
| "HugePages_Rsvd: 0", |
| "Hugepagesize: 2048 kB"); |
| String meminfoFile = scratch.file("test_meminfo_amd", meminfoContent).getPathString(); |
| assertThat(LocalHostResourceManagerLinux.getLogicalCpuCountHelper(cpuinfoContent)).isEqualTo(4); |
| // +/- 0.1MB |
| assertThat(LocalHostResourceManagerLinux.getMemoryInMbHelper(meminfoFile)) |
| .isWithin(0.1) |
| .of(8223956 >> 10); // kibis to meibis |
| } |
| } |
