---> uname -a: Linux 5023da8fa7f6 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: 2933.436 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 13.4G 36.6G 27% / 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 13.4G 36.6G 27% /etc/resolv.conf /dev/vda1 50.0G 13.4G 36.6G 27% /etc/hostname /dev/vda1 50.0G 13.4G 36.6G 27% /etc/hosts /dev/vda1 50.0G 13.4G 36.6G 27% /var/log/sa /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/32 /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/32@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 649 117 0 1070 1106 Swap: 1023 103 920 ---> 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 118: eth0@if119: 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) 08/18/20 _x86_64_ (4 CPU) 00:30:27 LINUX RESTART 00:31:01 tps rtps wtps bread/s bwrtn/s 00:32:01 106.06 45.79 60.27 7683.99 17469.33 00:33:01 390.83 239.72 151.11 10031.47 65840.89 00:34:01 352.06 177.79 174.27 8263.17 30894.08 00:35:01 185.05 98.34 86.71 4063.20 32313.10 00:36:06 1862.95 1542.17 320.78 137011.91 195900.29 00:37:02 1625.36 1395.92 229.44 105658.48 114584.33 00:38:01 1557.20 1204.46 352.74 93708.85 117085.54 00:39:02 1707.20 1320.77 386.43 190037.05 202056.18 00:40:01 584.53 273.36 311.17 22639.39 45117.60 00:41:01 54.15 24.35 29.80 3220.51 1019.53 00:42:01 0.33 0.12 0.22 1.07 2.30 00:43:01 0.33 0.08 0.25 0.67 3.55 00:44:01 0.42 0.12 0.30 1.33 3.36 00:45:01 0.25 0.02 0.23 0.13 1.80 00:46:01 1.98 1.76 0.22 56.08 3.60 00:47:01 1.33 0.25 1.08 2.80 17.95 00:48:01 0.30 0.02 0.28 0.27 3.26 00:49:01 0.27 0.05 0.22 0.53 2.32 00:50:01 0.32 0.03 0.28 0.80 3.71 00:51:01 0.30 0.02 0.28 0.27 2.61 Average: 422.85 317.29 105.57 29333.37 41505.58 00:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:32:01 267432 1614124 85.79 2620 1060024 1211916 41.36 518824 934280 93940 00:33:01 171568 1709988 90.88 1492 1039388 1320764 45.08 548620 960500 53408 00:34:01 351256 1530300 81.33 404 657860 1760192 60.07 718400 582148 31568 00:35:01 76140 1805416 95.95 404 1056356 1594996 54.43 672920 891104 44960 00:36:06 86456 1795100 95.41 0 999216 2389300 81.54 762356 862644 89760 00:37:02 66752 1814804 96.45 0 487472 3570876 121.87 917456 680988 592 00:38:01 188156 1693400 90.00 0 913220 3345488 114.18 672492 841880 87436 00:39:02 68228 1813328 96.37 0 1043604 2819072 96.21 495292 1133256 35516 00:40:01 382412 1499144 79.68 0 843876 1487480 50.77 529508 751840 4676 00:41:01 369732 1511824 80.35 0 935804 1206984 41.19 496668 804240 8 00:42:01 373808 1507748 80.13 0 935804 1177912 40.20 493580 803648 8 00:43:01 374348 1507208 80.10 0 935828 1171744 39.99 493080 803632 8 00:44:01 375320 1506236 80.05 0 935836 1171744 39.99 492964 803668 8 00:45:01 375228 1506328 80.06 0 935840 1171744 39.99 493092 803672 8 00:46:01 373436 1508120 80.15 0 936948 1171744 39.99 493716 804212 16 00:47:01 373300 1508256 80.16 0 936908 1171828 39.99 493744 804256 8 00:48:01 373560 1507996 80.15 0 936916 1171744 39.99 493632 804264 8 00:49:01 373692 1507864 80.14 0 936924 1171744 39.99 493636 804276 8 00:50:01 373792 1507764 80.13 0 936932 1171744 39.99 493644 804296 8 00:51:01 373724 1507832 80.14 0 936940 1171744 39.99 493644 804304 8 Average: 288417 1593139 84.67 246 920085 1621538 55.34 563363 824155 22098 00:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:32:01 vethdf5503e 1057.95 730.53 92.96 2653.85 0.00 0.00 0.00 00:32:01 eth0 1463.54 1621.83 6330.24 203.38 0.00 0.00 0.00 00:32:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:32:01 docker0 1057.95 730.40 78.49 2653.84 0.00 0.00 0.00 00:33:01 eth0 1576.59 981.76 7154.22 2845.89 0.00 0.00 0.00 00:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 docker0 29.54 51.26 1.54 365.08 0.00 0.00 0.00 00:34:01 eth0 133.20 102.87 402.75 23.07 0.00 0.00 0.00 00:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 vetha48849e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:34:01 docker0 1166.90 874.83 86.31 3373.77 0.00 0.00 0.00 00:35:01 eth0 115.10 72.09 1694.55 85.44 0.00 0.00 0.00 00:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:06 vethd1c3076 0.00 0.31 0.00 0.02 0.00 0.00 0.00 00:36:06 eth0 3059.40 2579.40 14390.15 2908.18 0.00 0.00 0.00 00:36:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 00:36:06 docker0 1088.89 826.44 80.27 3246.34 0.00 0.00 0.00 00:37:02 veth795b269 0.00 0.15 0.00 0.01 0.00 0.00 0.00 00:37:02 vethef261b8 0.00 0.15 0.00 0.01 0.00 0.00 0.00 00:37:02 vethd1c3076 0.00 0.36 0.00 0.02 0.00 0.00 0.00 00:37:02 eth0 3635.41 3062.18 17065.11 3451.17 0.00 0.00 0.00 00:38:01 vethb328207 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:01 vethd888bbe 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:01 veth824e527 0.00 0.02 0.00 0.00 0.00 0.00 0.00 00:38:01 vethd1c3076 0.00 0.67 0.00 0.03 0.00 0.00 0.00 00:39:02 veth78bf6b1 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:39:02 vethd1c3076 0.00 0.20 0.00 0.01 0.00 0.00 0.00 00:39:02 eth0 3460.57 2886.61 15905.66 3285.86 0.00 0.00 0.00 00:39:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:40:01 vethae61ece 2.21 2.52 0.33 13.34 0.00 0.00 0.00 00:40:01 vethd1c3076 0.00 0.14 0.00 0.01 0.00 0.00 0.00 00:40:01 eth0 111.82 68.32 430.43 51.80 0.00 0.00 0.00 00:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 eth0 27.78 18.84 55.10 26.98 0.00 0.00 0.00 00:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 docker0 1237.69 998.63 90.46 4225.37 0.00 0.00 0.00 00:42:01 eth0 0.30 0.23 0.14 0.07 0.00 0.00 0.00 00:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 00:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 00:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 00:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 eth0 0.13 0.07 0.01 0.01 0.00 0.00 0.00 00:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 eth0 0.28 0.17 0.14 0.07 0.00 0.00 0.00 00:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 eth0 0.12 0.15 0.01 0.01 0.00 0.00 0.00 00:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 00:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 00:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 180.04 148.98 823.96 169.68 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 61.97 50.00 4.53 211.55 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) 08/18/20 _x86_64_ (4 CPU) 00:30:27 LINUX RESTART 00:31:01 CPU %user %nice %system %iowait %steal %idle 00:32:01 all 21.02 0.00 7.31 2.69 0.71 68.27 00:32:01 0 19.57 0.00 9.88 1.42 0.56 68.55 00:32:01 1 21.41 0.00 6.68 6.21 0.67 65.03 00:32:01 2 23.38 0.00 6.68 1.86 0.74 67.34 00:32:01 3 19.68 0.00 6.04 1.22 0.88 72.18 00:33:01 all 19.47 0.00 9.63 2.52 2.09 66.29 00:33:01 0 20.03 0.00 9.79 1.63 2.12 66.43 00:33:01 1 17.34 0.00 9.72 2.74 2.12 68.08 00:33:01 2 21.23 0.00 9.41 3.48 2.00 63.88 00:33:01 3 19.28 0.00 9.65 2.20 2.12 66.75 00:34:01 all 40.97 0.00 13.58 8.75 1.76 34.94 00:34:01 0 40.72 0.00 13.30 8.64 1.90 35.43 00:34:01 1 40.43 0.00 14.16 10.84 1.77 32.81 00:34:01 2 42.32 0.00 13.72 6.82 1.52 35.62 00:34:01 3 40.41 0.00 13.17 8.71 1.85 35.87 00:35:01 all 35.24 0.00 12.44 2.55 2.92 46.85 00:35:01 0 38.01 0.00 13.44 2.15 2.61 43.79 00:35:01 1 34.85 0.00 12.22 2.20 3.06 47.67 00:35:01 2 35.88 0.00 12.78 3.76 3.01 44.56 00:35:01 3 32.25 0.00 11.29 2.05 3.03 51.38 00:36:06 all 19.67 0.00 23.14 15.51 3.64 38.04 00:36:06 0 18.99 0.00 23.46 14.24 3.62 39.69 00:36:06 1 20.45 0.00 23.03 14.79 3.49 38.23 00:36:06 2 20.05 0.00 24.36 18.25 3.24 34.10 00:36:06 3 19.18 0.00 21.73 14.83 4.17 40.09 00:37:02 all 56.52 0.00 19.51 11.59 2.26 10.11 00:37:02 0 56.57 0.00 20.40 11.81 2.24 8.98 00:37:02 1 55.63 0.00 18.39 10.75 2.37 12.86 00:37:02 2 55.92 0.00 21.49 10.34 2.21 10.04 00:37:02 3 57.97 0.00 17.81 13.45 2.22 8.55 00:38:01 all 29.11 0.00 21.87 19.81 3.85 25.36 00:38:01 0 29.25 0.00 21.32 19.12 3.89 26.42 00:38:01 1 27.09 0.00 22.52 22.02 4.15 24.21 00:38:01 2 29.81 0.00 21.74 20.60 3.75 24.10 00:38:01 3 30.30 0.00 21.91 17.45 3.59 26.75 00:39:02 all 34.39 0.00 26.49 20.18 4.04 14.90 00:39:02 0 32.59 0.00 25.09 19.31 4.26 18.75 00:39:02 1 36.22 0.00 26.12 20.31 4.21 13.14 00:39:02 2 34.61 0.00 26.33 20.85 4.05 14.17 00:39:02 3 34.13 0.00 28.44 20.29 3.65 13.49 00:40:01 all 46.32 0.00 15.87 14.88 1.80 21.13 00:40:01 0 47.01 0.00 14.68 16.28 1.95 20.09 00:40:01 1 45.15 0.00 15.56 12.40 1.99 24.90 00:40:01 2 47.32 0.00 16.45 14.18 1.60 20.46 00:40:01 3 45.81 0.00 16.80 16.65 1.69 19.06 00:41:01 all 2.38 0.00 1.19 1.43 0.11 94.89 00:41:01 0 2.46 0.00 1.04 0.38 0.10 96.02 00:41:01 1 2.59 0.00 1.39 3.24 0.10 92.68 00:41:01 2 2.80 0.00 1.37 0.67 0.12 95.04 00:41:01 3 1.64 0.00 0.97 1.44 0.13 95.82 00:42:01 all 0.15 0.00 0.03 0.00 0.00 99.81 00:42:01 0 0.50 0.00 0.03 0.00 0.02 99.45 00:42:01 1 0.03 0.00 0.03 0.00 0.00 99.93 00:42:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:42:01 3 0.03 0.00 0.03 0.02 0.00 99.92 00:43:01 all 0.16 0.00 0.03 0.00 0.00 99.80 00:43:01 0 0.55 0.00 0.03 0.02 0.00 99.40 00:43:01 1 0.05 0.00 0.03 0.00 0.00 99.92 00:43:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:43:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:44:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:44:01 0 0.52 0.00 0.02 0.00 0.00 99.47 00:44:01 1 0.03 0.00 0.03 0.00 0.02 99.92 00:44:01 2 0.02 0.00 0.00 0.00 0.00 99.98 00:44:01 3 0.03 0.00 0.03 0.02 0.00 99.92 00:45:01 all 0.08 0.00 0.05 0.00 0.00 99.86 00:45:01 0 0.22 0.00 0.07 0.00 0.00 99.72 00:45:01 1 0.03 0.00 0.03 0.00 0.00 99.93 00:45:01 2 0.03 0.00 0.05 0.00 0.00 99.92 00:45:01 3 0.03 0.00 0.03 0.02 0.00 99.92 00:46:01 all 0.08 0.00 0.06 0.03 0.01 99.83 00:46:01 0 0.22 0.00 0.05 0.00 0.02 99.72 00:46:01 1 0.05 0.00 0.07 0.00 0.02 99.87 00:46:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:46:01 3 0.03 0.00 0.08 0.07 0.02 99.80 00:47:01 all 0.15 0.00 0.03 0.00 0.00 99.81 00:47:01 0 0.52 0.00 0.03 0.00 0.00 99.45 00:47:01 1 0.07 0.00 0.05 0.00 0.02 99.87 00:47:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:47:01 3 0.02 0.00 0.02 0.02 0.00 99.95 00:48:01 all 0.15 0.00 0.03 0.00 0.00 99.82 00:48:01 0 0.50 0.00 0.02 0.00 0.00 99.48 00:48:01 1 0.05 0.00 0.07 0.00 0.00 99.88 00:48:01 2 0.02 0.00 0.02 0.00 0.02 99.95 00:48:01 3 0.00 0.00 0.02 0.02 0.00 99.97 00:49:01 all 0.17 0.00 0.02 0.00 0.00 99.80 00:49:01 0 0.52 0.00 0.02 0.00 0.00 99.47 00:49:01 1 0.07 0.00 0.03 0.00 0.02 99.88 00:49:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:49:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:50:01 all 0.15 0.00 0.03 0.00 0.00 99.82 00:50:01 0 0.52 0.00 0.03 0.00 0.00 99.45 00:50:01 1 0.02 0.00 0.02 0.00 0.02 99.95 00:50:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:50:01 3 0.03 0.00 0.05 0.00 0.02 99.90 00:51:01 all 0.15 0.00 0.03 0.00 0.00 99.81 00:51:01 0 0.50 0.00 0.03 0.00 0.00 99.47 00:51:01 1 0.03 0.00 0.03 0.00 0.00 99.93 00:51:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:51:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 14.60 0.00 7.30 4.81 1.12 72.16 Average: 0 14.78 0.00 7.38 4.58 1.13 72.14 Average: 1 14.40 0.00 7.26 5.10 1.16 72.08 Average: 2 14.94 0.00 7.44 4.86 1.08 71.67 Average: 3 14.29 0.00 7.12 4.70 1.13 72.76