---> uname -a: Linux 2bcc3672f9df 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 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/2 /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/2@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 623 105 0 1108 1134 Swap: 1023 94 929 ---> 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) 08/22/20 _x86_64_ (4 CPU) 00:29:33 LINUX RESTART 00:30:02 tps rtps wtps bread/s bwrtn/s 00:31:01 135.39 47.35 88.04 8058.87 38838.10 00:32:01 390.13 260.97 129.17 9817.37 59861.10 00:33:01 330.32 167.43 162.89 8144.91 31630.44 00:34:01 266.33 149.71 116.63 6121.62 29078.78 00:35:02 941.16 689.65 251.51 90872.59 173788.29 00:36:01 2380.49 2049.11 331.38 153133.23 157573.89 00:37:01 603.12 324.74 278.38 52954.36 98609.78 00:38:02 2653.29 2263.68 389.62 195912.59 207048.81 00:39:01 699.17 410.84 288.33 38284.92 58482.57 00:40:01 114.37 14.60 99.77 3096.65 6527.09 00:41:01 2.51 0.93 1.58 164.66 25.93 00:42:01 0.30 0.12 0.18 1.07 1.63 00:43:01 0.48 0.20 0.28 6.93 3.25 00:44:01 0.30 0.02 0.28 0.53 2.48 00:45:01 1.67 1.38 0.28 49.83 3.50 00:46:01 0.82 0.03 0.78 1.07 14.77 00:47:01 0.28 0.00 0.28 0.00 3.48 00:48:01 0.47 0.22 0.25 2.13 2.88 00:49:01 0.33 0.13 0.20 2.00 1.80 00:50:01 0.28 0.02 0.27 0.27 3.58 00:51:01 0.68 0.35 0.33 4.13 4.53 Average: 405.46 303.63 101.84 26984.32 41049.39 00:30:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:31:01 81956 1799600 95.64 2620 1151032 1309436 44.69 548872 1086276 106004 00:32:01 154496 1727060 91.79 1492 1068056 1320756 45.08 561304 963724 88 00:33:01 149296 1732260 92.07 1464 1032196 1517536 51.79 662752 824540 44100 00:34:01 303300 1578256 83.88 392 770572 1495524 51.04 696028 639352 89696 00:35:02 578436 1303120 69.26 0 693624 1259912 43.00 428924 710296 12388 00:36:01 239008 1642548 87.30 0 580400 4383896 149.61 712036 710636 38752 00:37:01 65600 1815956 96.51 0 1140760 1723452 58.82 774584 857512 9544 00:38:02 545132 1336424 71.03 0 740328 1588760 54.22 483812 662660 8 00:39:01 386532 1495024 79.46 0 882888 1453600 49.61 537224 740076 8 00:40:01 310628 1570928 83.49 0 1019500 1181552 40.32 566532 786644 8 00:41:01 304412 1577144 83.82 0 1024248 1167148 39.83 571212 788244 8 00:42:01 305824 1575732 83.75 0 1024256 1152756 39.34 570256 787920 8 00:43:01 306212 1575344 83.73 0 1024276 1152756 39.34 570264 788136 8 00:44:01 305724 1575832 83.75 0 1024264 1152756 39.34 570140 788136 8 00:45:01 304496 1577060 83.82 0 1025112 1152756 39.34 570772 788488 16 00:46:01 304132 1577424 83.84 0 1025120 1152828 39.34 571012 788488 8 00:47:01 304460 1577096 83.82 0 1025128 1152792 39.34 570948 788488 8 00:48:01 304880 1576676 83.80 0 1025132 1152756 39.34 570768 788548 8 00:49:01 304508 1577048 83.82 0 1025144 1152756 39.34 570648 788612 20 00:50:01 304704 1576852 83.81 0 1025148 1152756 39.34 570792 788612 8 00:51:01 304088 1577468 83.84 0 1025160 1152828 39.34 571040 788744 20 Average: 293706 1587850 84.39 284 969159 1425205 48.64 583330 793054 14320 00:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:31:01 eth0 1424.43 1168.52 5573.56 165.39 0.00 0.00 0.00 00:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:31:01 docker0 616.19 543.28 49.76 1869.91 0.00 0.00 0.00 00:31:01 veth70ac10d 616.19 543.41 58.18 1869.92 0.00 0.00 0.00 00:32:01 eth0 1345.17 868.07 6424.35 2769.66 0.00 0.00 0.00 00:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 vethf091e49 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 vethf8324c9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 eth0 339.69 234.43 1928.08 61.57 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 veth8e35a39 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:33:01 docker0 1010.91 950.25 79.40 3495.77 0.00 0.00 0.00 00:34:01 eth0 63.24 44.92 33.68 70.06 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 veth8e35a39 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:02 veth54c8455 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:35:02 eth0 3234.87 2357.67 15482.01 3092.61 0.00 0.00 0.00 00:35:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 veth54c8455 0.00 0.30 0.00 0.01 0.00 0.00 0.00 00:36:01 veth4df19db 0.00 0.12 0.00 0.01 0.00 0.00 0.00 00:36:01 eth0 3352.54 2438.77 15957.92 3167.19 0.00 0.00 0.00 00:36:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:37:01 veth54c8455 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:37:01 eth0 66.78 47.77 108.93 69.79 0.00 0.00 0.00 00:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:01 docker0 1039.50 990.15 81.03 3717.68 0.00 0.00 0.00 00:38:02 veth54c8455 0.00 0.33 0.00 0.01 0.00 0.00 0.00 00:38:02 veth68ebf3d 0.00 0.05 0.00 0.00 0.00 0.00 0.00 00:38:02 eth0 3451.40 2505.74 16011.19 3252.45 0.00 0.00 0.00 00:38:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:39:01 veth54c8455 0.00 0.20 0.00 0.01 0.00 0.00 0.00 00:39:01 eth0 108.88 68.28 455.15 64.48 0.00 0.00 0.00 00:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:39:01 veth13342ef 14.93 32.38 0.98 259.40 0.00 0.00 0.00 00:40:01 eth0 43.25 22.89 128.04 11.76 0.00 0.00 0.00 00:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 docker0 1096.14 1086.27 84.50 4339.33 0.00 0.00 0.00 00:41:01 eth0 0.33 0.27 0.14 0.08 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 eth0 0.07 0.07 0.01 0.01 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 0.03 0.02 0.00 0.00 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 0.10 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 0.10 0.08 0.01 0.01 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 0.35 0.18 0.14 0.07 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 0.22 0.23 0.08 0.02 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 0.08 0.08 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 0.07 0.07 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 0.08 0.08 0.01 0.01 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 0.30 0.23 0.14 0.07 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 171.76 123.87 791.90 159.24 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 52.27 51.80 4.03 206.94 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) 08/22/20 _x86_64_ (4 CPU) 00:29:33 LINUX RESTART 00:30:02 CPU %user %nice %system %iowait %steal %idle 00:31:01 all 17.98 0.00 9.40 6.47 0.12 66.03 00:31:01 0 18.68 0.00 11.55 6.32 0.16 63.29 00:31:01 1 16.64 0.00 10.34 7.04 0.12 65.85 00:31:01 2 19.90 0.00 8.17 6.01 0.10 65.81 00:31:01 3 16.72 0.00 7.51 6.53 0.10 69.14 00:32:01 all 21.05 0.00 8.55 1.70 0.14 68.56 00:32:01 0 21.70 0.00 9.28 2.01 0.12 66.89 00:32:01 1 25.05 0.00 8.58 1.71 0.17 64.50 00:32:01 2 20.96 0.00 8.50 1.33 0.14 69.07 00:32:01 3 16.48 0.00 7.84 1.78 0.12 73.78 00:33:01 all 17.25 0.00 8.76 9.08 0.17 64.74 00:33:01 0 17.08 0.00 9.33 8.86 0.17 64.55 00:33:01 1 17.56 0.00 8.35 7.13 0.14 66.83 00:33:01 2 17.21 0.00 9.24 10.13 0.15 63.27 00:33:01 3 17.14 0.00 8.13 10.19 0.22 64.31 00:34:01 all 50.35 0.00 14.18 5.34 0.12 30.00 00:34:01 0 49.75 0.00 14.45 8.46 0.12 27.21 00:34:01 1 50.78 0.00 13.20 2.31 0.12 33.58 00:34:01 2 50.25 0.00 15.07 5.44 0.14 29.10 00:34:01 3 50.64 0.00 14.00 5.17 0.10 30.08 00:35:02 all 22.18 0.00 19.09 5.74 0.54 52.45 00:35:02 0 20.18 0.00 18.55 4.66 0.50 56.11 00:35:02 1 20.33 0.00 19.37 4.85 0.50 54.97 00:35:02 2 24.95 0.00 18.95 6.21 0.58 49.31 00:35:02 3 23.25 0.00 19.55 7.23 0.57 49.41 00:36:01 all 27.06 0.00 24.85 23.59 0.63 23.88 00:36:01 0 27.39 0.00 24.86 23.26 0.71 23.78 00:36:01 1 26.38 0.00 24.89 22.96 0.62 25.15 00:36:01 2 27.60 0.00 24.11 24.64 0.64 23.01 00:36:01 3 26.86 0.00 25.50 23.54 0.52 23.58 00:37:01 all 49.85 0.00 17.79 15.90 0.34 16.12 00:37:01 0 48.82 0.00 17.73 15.61 0.35 17.49 00:37:01 1 48.96 0.00 17.94 15.09 0.36 17.65 00:37:01 2 51.11 0.00 17.69 17.31 0.35 13.56 00:37:01 3 50.51 0.00 17.82 15.56 0.33 15.78 00:38:02 all 22.10 0.00 25.12 27.34 0.44 25.01 00:38:02 0 23.49 0.00 25.48 27.56 0.38 23.08 00:38:02 1 21.57 0.00 26.71 28.85 0.38 22.48 00:38:02 2 20.47 0.00 21.57 27.98 0.56 29.41 00:38:02 3 22.87 0.00 26.69 24.94 0.44 25.05 00:39:01 all 50.05 0.00 16.69 15.18 0.27 17.81 00:39:01 0 50.36 0.00 16.97 14.46 0.30 17.92 00:39:01 1 48.88 0.00 17.53 13.72 0.31 19.55 00:39:01 2 48.20 0.00 16.74 15.38 0.28 19.40 00:39:01 3 52.75 0.00 15.50 17.16 0.23 14.36 00:40:01 all 5.27 0.00 3.44 4.67 0.04 86.57 00:40:01 0 8.11 0.00 3.53 5.06 0.03 83.26 00:40:01 1 2.84 0.00 2.94 2.89 0.02 91.33 00:40:01 2 5.88 0.00 3.71 4.85 0.03 85.53 00:40:01 3 4.26 0.00 3.59 5.88 0.05 86.22 00:41:01 all 0.15 0.00 0.03 0.02 0.00 99.79 00:41:01 0 0.05 0.00 0.03 0.03 0.00 99.88 00:41:01 1 0.03 0.00 0.05 0.05 0.00 99.87 00:41:01 2 0.53 0.00 0.02 0.00 0.00 99.45 00:41:01 3 0.02 0.00 0.03 0.03 0.00 99.92 00:42:01 all 0.15 0.00 0.03 0.00 0.00 99.81 00:42:01 0 0.05 0.00 0.03 0.00 0.00 99.92 00:42:01 1 0.02 0.00 0.03 0.00 0.02 99.93 00:42:01 2 0.52 0.00 0.03 0.02 0.00 99.43 00:42:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:43:01 all 0.14 0.00 0.02 0.00 0.00 99.83 00:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:43:01 1 0.03 0.00 0.03 0.00 0.00 99.93 00:43:01 2 0.52 0.00 0.02 0.00 0.00 99.47 00:43:01 3 0.02 0.00 0.02 0.02 0.00 99.95 00:44:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:44:01 0 0.03 0.00 0.05 0.00 0.00 99.92 00:44:01 1 0.02 0.00 0.00 0.00 0.00 99.98 00:44:01 2 0.52 0.00 0.02 0.00 0.00 99.47 00:44:01 3 0.02 0.00 0.03 0.00 0.00 99.95 00:45:01 all 0.15 0.00 0.05 0.02 0.00 99.79 00:45:01 0 0.05 0.00 0.07 0.08 0.00 99.80 00:45:01 1 0.00 0.00 0.02 0.00 0.00 99.98 00:45:01 2 0.52 0.00 0.05 0.00 0.00 99.43 00:45:01 3 0.03 0.00 0.05 0.00 0.00 99.92 00:46:01 all 0.15 0.00 0.03 0.00 0.00 99.81 00:46:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:46:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:46:01 2 0.52 0.00 0.03 0.00 0.00 99.45 00:46:01 3 0.05 0.00 0.05 0.00 0.00 99.90 00:47:01 all 0.08 0.00 0.03 0.00 0.00 99.90 00:47:01 0 0.03 0.00 0.00 0.00 0.00 99.97 00:47:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:47:01 2 0.27 0.00 0.07 0.00 0.00 99.67 00:47:01 3 0.02 0.00 0.03 0.00 0.00 99.95 00:48:01 all 0.04 0.00 0.03 0.01 0.00 99.93 00:48:01 0 0.03 0.00 0.02 0.02 0.00 99.93 00:48:01 1 0.03 0.00 0.00 0.00 0.00 99.97 00:48:01 2 0.05 0.00 0.03 0.00 0.00 99.92 00:48:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:49:01 all 0.15 0.00 0.03 0.01 0.00 99.81 00:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:49:01 1 0.05 0.00 0.05 0.03 0.00 99.87 00:49:01 2 0.50 0.00 0.05 0.00 0.00 99.45 00:49:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:50:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:50:01 0 0.03 0.00 0.02 0.02 0.00 99.93 00:50:01 1 0.05 0.00 0.02 0.00 0.00 99.93 00:50:01 2 0.55 0.00 0.02 0.00 0.00 99.43 00:50:01 3 0.00 0.00 0.02 0.00 0.00 99.98 00:51:01 all 0.15 0.00 0.03 0.01 0.00 99.80 00:51:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:51:01 1 0.03 0.00 0.05 0.02 0.00 99.90 00:51:01 2 0.52 0.00 0.02 0.00 0.02 99.45 00:51:01 3 0.02 0.00 0.05 0.02 0.00 99.92 Average: all 13.27 0.00 6.89 5.34 0.13 74.38 Average: 0 13.33 0.00 7.07 5.40 0.13 74.06 Average: 1 13.02 0.00 6.98 4.94 0.13 74.93 Average: 2 13.60 0.00 6.71 5.54 0.14 74.01 Average: 3 13.12 0.00 6.79 5.46 0.12 74.50