---> uname -a: Linux 1f70887daf4f 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.8G 42.2G 16% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-176 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-176@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 635 91 0 1110 1098 Swap: 1023 2 1021 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/29/20 _x86_64_ (4 CPU) 02:17:43 LINUX RESTART 02:19:01 tps rtps wtps bread/s bwrtn/s 02:20:01 1.70 0.00 1.70 0.00 1148.36 02:21:01 1.05 0.00 1.05 0.00 675.22 02:22:01 0.85 0.00 0.85 0.00 551.31 02:23:01 1.15 0.00 1.15 0.00 664.26 02:24:01 1.00 0.00 1.00 0.00 539.86 02:25:01 1.12 0.00 1.12 0.00 758.52 02:26:02 97.14 31.51 65.62 6777.90 19937.15 02:27:01 72.17 14.66 57.51 2213.76 9076.65 Average: 21.93 5.76 16.17 1122.22 4160.49 02:19:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:20:01 77424 1804132 95.89 2620 1302860 1011232 34.51 383024 1266732 912 02:21:01 67900 1813656 96.39 2620 1308172 1011232 34.51 406584 1253460 1076 02:22:01 75628 1805928 95.98 2620 1299068 1019560 34.80 425468 1226724 5456 02:23:01 74480 1807076 96.04 2620 1301120 1019428 34.79 439208 1214328 3048 02:24:01 72524 1809032 96.15 2620 1302180 1019548 34.80 454968 1200320 3588 02:25:01 66708 1814848 96.45 2620 1306200 1019428 34.79 473280 1187700 516 02:26:02 143924 1737632 92.35 2620 1145804 1223732 41.76 557256 1004572 8792 02:27:01 122648 1758908 93.48 2596 1152916 1213100 41.40 621800 924340 108556 Average: 87655 1793902 95.34 2617 1264790 1067158 36.42 470199 1159772 16493 02:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:20:01 eth0 116.71 111.24 426.32 7.76 0.00 0.00 0.00 02:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:21:01 eth0 101.45 97.14 342.28 6.76 0.00 0.00 0.00 02:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:22:01 eth0 111.94 103.15 357.72 7.19 0.00 0.00 0.00 02:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:23:01 eth0 101.38 95.29 296.28 6.62 0.00 0.00 0.00 02:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:24:01 eth0 98.30 92.11 281.77 6.46 0.00 0.00 0.00 02:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:25:01 eth0 109.46 102.40 330.81 7.09 0.00 0.00 0.00 02:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:26:02 eth0 301.86 270.65 1282.03 50.05 0.00 0.00 0.00 02:26:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:26:02 veth3d5f805 19.45 22.51 1.34 47.90 0.00 0.00 0.00 02:26:02 docker0 19.45 22.41 1.07 47.89 0.00 0.00 0.00 02:27:01 eth0 374.56 251.75 333.61 822.71 0.00 0.00 0.00 02:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:27:01 veth3d5f805 85.78 96.28 6.10 254.47 0.00 0.00 0.00 02:27:01 docker0 85.78 96.25 4.93 254.46 0.00 0.00 0.00 Average: eth0 164.06 140.26 456.64 112.97 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3d5f805 13.02 14.69 0.92 37.38 0.00 0.00 0.00 Average: docker0 13.02 14.68 0.74 37.38 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/29/20 _x86_64_ (4 CPU) 02:17:43 LINUX RESTART 02:19:01 CPU %user %nice %system %iowait %steal %idle 02:20:01 all 0.31 0.00 0.16 0.00 0.14 99.39 02:20:01 0 0.68 0.00 0.51 0.00 0.20 98.61 02:20:01 1 0.37 0.00 0.03 0.00 0.17 99.43 02:20:01 2 0.08 0.00 0.05 0.00 0.07 99.80 02:20:01 3 0.13 0.00 0.05 0.00 0.12 99.70 02:21:01 all 0.26 0.00 0.14 0.00 0.15 99.45 02:21:01 0 0.58 0.00 0.47 0.00 0.12 98.83 02:21:01 1 0.42 0.00 0.03 0.00 0.08 99.47 02:21:01 2 0.02 0.00 0.03 0.00 0.05 99.90 02:21:01 3 0.03 0.00 0.02 0.00 0.35 99.60 02:22:01 all 0.29 0.00 0.14 0.00 0.27 99.30 02:22:01 0 0.69 0.00 0.46 0.00 0.44 98.41 02:22:01 1 0.05 0.00 0.03 0.00 0.33 99.58 02:22:01 2 0.05 0.00 0.03 0.00 0.18 99.73 02:22:01 3 0.38 0.00 0.03 0.00 0.12 99.47 02:23:01 all 0.23 0.00 0.10 0.00 0.23 99.44 02:23:01 0 0.51 0.00 0.32 0.00 0.36 98.82 02:23:01 1 0.02 0.00 0.03 0.00 0.22 99.73 02:23:01 2 0.08 0.00 0.07 0.00 0.20 99.65 02:23:01 3 0.30 0.00 0.02 0.00 0.17 99.52 02:24:01 all 0.25 0.00 0.11 0.00 0.23 99.41 02:24:01 0 0.52 0.00 0.32 0.00 0.29 98.87 02:24:01 1 0.02 0.00 0.02 0.00 0.23 99.73 02:24:01 2 0.02 0.00 0.05 0.00 0.13 99.80 02:24:01 3 0.45 0.00 0.03 0.00 0.23 99.28 02:25:01 all 0.26 0.00 0.11 0.00 0.22 99.41 02:25:01 0 0.54 0.00 0.34 0.00 0.39 98.73 02:25:01 1 0.02 0.00 0.00 0.00 0.07 99.92 02:25:01 2 0.08 0.00 0.07 0.00 0.23 99.62 02:25:01 3 0.43 0.00 0.03 0.00 0.20 99.33 02:26:02 all 4.59 0.00 2.41 1.74 4.91 86.34 02:26:02 0 4.68 0.00 2.27 1.46 5.17 86.41 02:26:02 1 5.85 0.00 2.18 0.55 5.08 86.33 02:26:02 2 2.33 0.00 1.96 1.17 4.49 90.05 02:26:02 3 5.51 0.00 3.23 3.77 4.92 82.58 02:27:01 all 13.81 0.00 3.66 0.95 5.05 76.52 02:27:01 0 8.99 0.00 3.34 0.72 5.02 81.93 02:27:01 1 21.06 0.00 4.42 0.43 5.11 68.98 02:27:01 2 9.91 0.00 2.64 1.26 4.91 81.28 02:27:01 3 15.36 0.00 4.27 1.39 5.18 73.81 Average: all 2.46 0.00 0.84 0.33 1.39 94.97 Average: 0 2.14 0.00 1.00 0.27 1.49 95.10 Average: 1 3.39 0.00 0.82 0.12 1.39 94.28 Average: 2 1.55 0.00 0.61 0.30 1.27 96.28 Average: 3 2.78 0.00 0.95 0.64 1.39 94.25