---> uname -a: Linux 11ffe5372399 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/35 /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/35@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 633 129 0 1074 1118 Swap: 1023 70 953 ---> 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 112: eth0@if113: 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) 00:30:39 LINUX RESTART 00:31:01 tps rtps wtps bread/s bwrtn/s 00:32:01 183.76 86.36 97.40 10695.94 45590.28 00:33:01 224.56 121.72 102.85 6287.24 47311.10 00:34:01 471.92 291.84 180.09 11279.26 44026.55 00:35:01 285.06 167.20 117.85 6806.12 27167.65 00:36:02 313.37 108.06 205.31 51253.17 131476.53 00:37:01 2796.23 2434.78 361.44 189558.88 204400.61 00:38:02 567.94 332.98 234.96 30867.36 45553.52 00:39:03 1988.13 1622.41 365.72 139774.09 153221.47 00:40:02 1516.23 1222.26 293.97 86426.46 95662.26 00:41:01 711.81 527.52 184.30 38968.22 44515.91 00:42:01 7.91 0.30 7.61 118.45 244.40 00:43:01 0.25 0.02 0.23 0.27 2.46 00:44:01 0.28 0.00 0.28 0.00 3.31 00:45:01 0.28 0.00 0.28 0.00 2.51 00:46:01 1.98 1.80 0.18 63.55 2.68 00:47:01 0.88 0.07 0.82 1.86 14.72 00:48:01 0.53 0.02 0.52 0.13 6.41 00:49:01 0.33 0.10 0.23 0.80 3.43 00:50:01 0.32 0.07 0.25 0.53 2.47 00:51:01 0.28 0.00 0.28 0.00 3.30 00:52:02 103.87 52.41 51.45 5107.78 16266.52 Average: 435.88 330.84 105.03 27451.32 40747.53 00:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:32:01 71684 1809872 96.19 2620 1161724 1311232 44.75 546012 1098872 39744 00:33:01 167216 1714340 91.11 1492 1057292 1296952 44.26 582508 937496 103692 00:34:01 144092 1737464 92.34 1388 980864 1712176 58.43 677200 816208 21000 00:35:01 285604 1595952 84.82 400 736328 1581640 53.98 722428 631028 39872 00:36:02 74580 1806976 96.04 12 1007324 2267000 77.37 768392 872904 22400 00:37:01 198508 1683048 89.45 0 1063440 1338172 45.67 685704 820976 1140 00:38:02 80760 1800796 95.71 0 1089532 1551136 52.94 578152 1011392 2776 00:39:03 62776 1818780 96.66 0 970516 2252788 76.88 649372 974572 68664 00:40:02 681564 1199992 63.78 0 585900 1342584 45.82 355616 638976 56 00:41:01 502864 1378692 73.27 0 808860 1172724 40.02 387528 786776 32 00:42:01 499592 1381964 73.45 0 812312 1149008 39.21 391308 786764 12 00:43:01 501012 1380544 73.37 0 812320 1139756 38.90 390976 786272 8 00:44:01 501004 1380552 73.37 0 812328 1139756 38.90 390860 786276 8 00:45:01 501276 1380280 73.36 0 812328 1139756 38.90 390848 786272 8 00:46:01 499664 1381892 73.44 0 813648 1139756 38.90 390548 787892 24 00:47:01 499328 1382228 73.46 0 813652 1139816 38.90 390872 787912 8 00:48:01 499096 1382460 73.47 0 813656 1139756 38.90 390560 787916 8 00:49:01 499248 1382308 73.47 0 813664 1139756 38.90 390708 787940 8 00:50:01 499652 1381904 73.44 0 813668 1139756 38.90 390448 787952 12 00:51:01 499340 1382216 73.46 0 813676 1139756 38.90 390700 787956 8 00:52:02 129928 1751628 93.09 0 1120708 1346604 45.96 457652 1062072 89580 Average: 352323 1529233 81.27 282 891130 1360947 46.45 491352 834496 18527 00:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:32:01 vethbb75aab 234.33 194.46 23.71 684.42 0.00 0.00 0.00 00:32:01 eth0 891.63 720.80 4351.71 109.68 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 234.33 194.36 20.51 684.41 0.00 0.00 0.00 00:33:01 eth0 1730.94 1319.35 7585.51 2821.38 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 651.12 582.18 50.20 1976.17 0.00 0.00 0.00 00:34:01 vethb8fee2b 0.00 0.12 0.00 0.01 0.00 0.00 0.00 00:34:01 eth0 2993.88 2297.72 13858.20 3003.25 0.00 0.00 0.00 00:34:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:34:01 docker0 1024.12 945.96 80.32 3495.07 0.00 0.00 0.00 00:35:01 vethb8fee2b 0.00 0.02 0.00 0.00 0.00 0.00 0.00 00:35:01 eth0 49.92 30.00 33.95 61.33 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 00:36:02 veth769f742 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:36:02 eth0 110.46 71.72 1684.23 53.45 0.00 0.00 0.00 00:36:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:01 veth769f742 0.00 0.30 0.00 0.01 0.00 0.00 0.00 00:37:01 eth0 49.70 34.88 163.81 9.88 0.00 0.00 0.00 00:37:01 vethdb1fdce 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:38:02 veth769f742 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:38:02 eth0 67.91 45.77 135.55 63.95 0.00 0.00 0.00 00:38:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:02 docker0 1050.93 986.37 81.66 3718.37 0.00 0.00 0.00 00:39:03 veth4d2252b 1.24 1.68 0.15 6.40 0.00 0.00 0.00 00:39:03 veth769f742 0.00 0.78 0.00 0.04 0.00 0.00 0.00 00:39:03 eth0 3320.96 2494.42 15982.27 3187.63 0.00 0.00 0.00 00:39:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 00:40:02 veth769f742 0.00 0.12 0.00 0.00 0.00 0.00 0.00 00:40:02 eth0 88.54 59.19 202.37 65.16 0.00 0.00 0.00 00:40:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:02 docker0 1135.32 1108.18 87.36 4371.01 0.00 0.00 0.00 00:41:01 eth0 62.77 43.92 75.17 57.99 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 5.25 9.21 0.30 44.87 0.00 0.00 0.00 00:42:01 eth0 0.45 0.30 0.50 0.08 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 0.05 0.03 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 0.13 0.08 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 0.30 0.20 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 0.08 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 0.05 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 0.07 0.01 0.01 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 00:52:02 eth0 91.54 62.32 2324.38 10.85 0.00 0.00 0.00 00:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:52:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 172.54 128.72 900.74 161.53 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 53.06 51.98 4.08 205.43 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) 00:30:39 LINUX RESTART 00:31:01 CPU %user %nice %system %iowait %steal %idle 00:32:01 all 18.44 0.00 10.31 7.72 0.12 63.40 00:32:01 0 18.43 0.00 12.87 6.01 0.10 62.59 00:32:01 1 17.13 0.00 9.85 9.47 0.14 63.41 00:32:01 2 20.10 0.00 9.74 7.76 0.14 62.27 00:32:01 3 18.12 0.00 8.82 7.63 0.10 65.33 00:33:01 all 21.18 0.00 8.44 1.38 0.36 68.65 00:33:01 0 22.38 0.00 10.19 0.26 0.30 66.88 00:33:01 1 17.45 0.00 8.58 1.22 0.36 72.39 00:33:01 2 18.05 0.00 7.57 2.43 0.36 71.59 00:33:01 3 26.84 0.00 7.46 1.59 0.43 63.68 00:34:01 all 14.94 0.00 9.22 9.50 0.29 66.05 00:34:01 0 15.03 0.00 8.64 7.81 0.29 68.23 00:34:01 1 14.67 0.00 9.21 13.17 0.24 62.71 00:34:01 2 14.36 0.00 9.59 7.11 0.29 68.65 00:34:01 3 15.68 0.00 9.41 9.93 0.34 64.63 00:35:01 all 54.67 0.00 15.65 6.75 0.24 22.70 00:35:01 0 52.97 0.00 16.45 6.79 0.15 23.64 00:35:01 1 55.93 0.00 14.84 7.15 0.19 21.89 00:35:01 2 57.58 0.00 16.31 7.52 0.27 18.31 00:35:01 3 52.18 0.00 15.00 5.49 0.33 27.01 00:36:02 all 20.64 0.00 16.07 5.54 0.68 57.08 00:36:02 0 17.38 0.00 15.14 6.82 0.73 59.92 00:36:02 1 18.53 0.00 15.57 5.85 0.65 59.40 00:36:02 2 21.45 0.00 16.18 4.39 0.72 57.26 00:36:02 3 25.26 0.00 17.34 5.11 0.60 51.70 00:37:01 all 22.70 0.00 27.51 24.74 1.02 24.04 00:37:01 0 21.96 0.00 26.31 24.24 1.20 26.29 00:37:01 1 21.47 0.00 25.08 23.66 1.05 28.74 00:37:01 2 24.77 0.00 28.77 23.77 0.95 21.74 00:37:01 3 22.56 0.00 29.96 27.32 0.86 19.30 00:38:02 all 49.95 0.00 16.28 15.22 0.31 18.25 00:38:02 0 50.44 0.00 16.06 14.67 0.29 18.54 00:38:02 1 49.18 0.00 15.42 14.16 0.37 20.86 00:38:02 2 49.87 0.00 17.37 17.70 0.29 14.77 00:38:02 3 50.32 0.00 16.25 14.31 0.31 18.81 00:39:03 all 20.13 0.00 23.13 31.62 0.76 24.36 00:39:03 0 20.07 0.00 23.66 29.21 0.78 26.27 00:39:03 1 19.13 0.00 20.11 30.17 0.82 29.78 00:39:03 2 21.53 0.00 24.23 30.79 0.71 22.74 00:39:03 3 19.79 0.00 24.55 36.41 0.75 18.51 00:40:02 all 45.54 0.00 18.99 21.99 0.07 13.41 00:40:02 0 45.03 0.00 19.21 23.35 0.05 12.36 00:40:02 1 45.93 0.00 18.08 20.29 0.09 15.62 00:40:02 2 45.63 0.00 19.35 24.08 0.05 10.89 00:40:02 3 45.56 0.00 19.31 20.25 0.09 14.80 00:41:01 all 18.13 0.00 10.82 12.71 0.09 58.25 00:41:01 0 17.33 0.00 10.50 10.74 0.12 61.30 00:41:01 1 18.73 0.00 11.16 12.96 0.10 57.05 00:41:01 2 18.47 0.00 11.65 14.91 0.05 54.91 00:41:01 3 17.99 0.00 9.96 12.22 0.09 59.74 00:42:01 all 0.15 0.00 0.05 0.14 0.00 99.66 00:42:01 0 0.02 0.00 0.08 0.53 0.00 99.37 00:42:01 1 0.00 0.00 0.03 0.00 0.00 99.97 00:42:01 2 0.03 0.00 0.05 0.00 0.00 99.92 00:42:01 3 0.52 0.00 0.03 0.00 0.00 99.45 00:43:01 all 0.15 0.00 0.03 0.00 0.00 99.82 00:43:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:43:01 1 0.05 0.00 0.05 0.00 0.00 99.90 00:43:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:43:01 3 0.50 0.00 0.03 0.02 0.00 99.45 00:44:01 all 0.15 0.00 0.03 0.00 0.00 99.83 00:44:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:44:01 1 0.08 0.00 0.05 0.00 0.00 99.87 00:44:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:44:01 3 0.47 0.00 0.02 0.00 0.00 99.52 00:45:01 all 0.13 0.00 0.03 0.00 0.00 99.84 00:45:01 0 0.02 0.00 0.00 0.02 0.00 99.97 00:45:01 1 0.45 0.00 0.07 0.00 0.00 99.48 00:45:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:45:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:46:01 all 0.03 0.00 0.06 0.03 0.00 99.88 00:46:01 0 0.00 0.00 0.05 0.00 0.00 99.95 00:46:01 1 0.07 0.00 0.07 0.02 0.00 99.85 00:46:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:46:01 3 0.02 0.00 0.12 0.07 0.00 99.80 00:47:01 all 0.11 0.00 0.03 0.00 0.00 99.85 00:47:01 0 0.05 0.00 0.03 0.00 0.00 99.92 00:47:01 1 0.33 0.00 0.05 0.00 0.00 99.62 00:47:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:47:01 3 0.03 0.00 0.03 0.00 0.00 99.93 00:48:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:48:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:48:01 1 0.50 0.00 0.02 0.00 0.00 99.48 00:48:01 2 0.05 0.00 0.05 0.00 0.02 99.88 00:48:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:49:01 all 0.14 0.00 0.02 0.00 0.00 99.84 00:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:49:01 1 0.50 0.00 0.02 0.00 0.00 99.48 00:49:01 2 0.05 0.00 0.03 0.02 0.00 99.90 00:49:01 3 0.02 0.00 0.00 0.00 0.00 99.98 00:50:01 all 0.15 0.00 0.02 0.00 0.00 99.82 00:50:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:50:01 1 0.03 0.00 0.03 0.00 0.00 99.93 00:50:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:50:01 3 0.53 0.00 0.03 0.02 0.00 99.42 00:51:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:51:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:51:01 1 0.05 0.00 0.05 0.00 0.00 99.90 00:51:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:51:01 3 0.50 0.00 0.02 0.00 0.00 99.48 00:52:02 all 4.97 0.00 3.16 3.60 0.01 88.26 00:52:02 0 4.38 0.00 2.94 4.77 0.00 87.91 00:52:02 1 5.58 0.00 3.21 3.53 0.02 87.67 00:52:02 2 5.07 0.00 3.43 5.07 0.02 86.42 00:52:02 3 4.84 0.00 3.03 1.02 0.02 91.10 Average: all 13.68 0.00 7.45 6.56 0.18 72.12 Average: 0 13.36 0.00 7.57 6.31 0.19 72.57 Average: 1 13.37 0.00 7.08 6.62 0.19 72.75 Average: 2 13.91 0.00 7.68 6.79 0.18 71.44 Average: 3 14.09 0.00 7.49 6.54 0.18 71.71