---> uname -a: Linux 301a3ad5f58c 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 12.5G 37.4G 25% / 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 12.5G 37.4G 25% /etc/resolv.conf /dev/vda1 50.0G 12.5G 37.4G 25% /etc/hostname /dev/vda1 50.0G 12.5G 37.4G 25% /etc/hosts /dev/vda1 50.0G 12.5G 37.4G 25% /var/log/sa /dev/vda1 50.0G 12.5G 37.4G 25% /w/workspace/edgex-go/8@tmp /dev/vda1 50.0G 12.5G 37.4G 25% /w/workspace/edgex-go/8 ---> free -m: total used free shared buff/cache available Mem: 1837 630 111 0 1095 1123 Swap: 1023 111 912 ---> 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 106: eth0@if107: 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) 08/20/20 _x86_64_ (4 CPU) 00:29:50 LINUX RESTART 00:31:01 tps rtps wtps bread/s bwrtn/s 00:32:01 63.75 18.87 44.87 5135.82 12000.50 00:33:01 409.22 263.48 145.73 10840.53 57925.64 00:34:01 346.96 170.83 176.13 7694.41 31435.72 00:35:01 212.20 104.93 107.27 4426.62 31739.33 00:36:01 937.04 688.54 248.50 94844.43 170303.64 00:37:02 2845.37 2537.95 307.42 146773.55 154630.56 00:38:02 655.12 426.56 228.56 48384.25 63465.66 00:39:02 1774.60 1420.66 353.94 137670.99 158524.06 00:40:01 953.76 674.87 278.89 41958.13 57237.07 00:41:01 39.65 13.32 26.34 3113.70 2133.38 00:42:01 0.22 0.05 0.17 0.67 1.60 00:43:01 0.25 0.00 0.25 0.00 3.15 00:44:01 0.48 0.23 0.25 5.33 2.47 00:45:01 1.93 1.73 0.20 53.96 1.62 00:46:01 0.85 0.07 0.78 1.33 14.54 00:47:01 0.32 0.03 0.28 0.27 2.93 00:48:01 0.35 0.03 0.32 0.40 3.68 00:49:01 0.23 0.02 0.22 0.27 2.47 00:50:01 0.28 0.02 0.27 0.13 3.46 00:51:01 6.81 6.49 0.32 552.34 18.65 Average: 412.07 316.19 95.88 25044.26 36949.86 00:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:32:01 72048 1809508 96.17 2620 1059440 1442360 49.23 630720 1017192 21296 00:33:01 82200 1799356 95.63 1512 1096588 1329772 45.38 594332 1001832 44 00:34:01 85992 1795564 95.43 724 931688 1720288 58.71 791144 760620 69208 00:35:01 305788 1575768 83.75 420 850336 1447300 49.39 626940 708152 41996 00:36:01 472552 1409004 74.89 20 774944 1270184 43.35 511824 736728 0 00:37:02 81248 1800308 95.68 20 580660 4346644 148.34 830356 754156 27328 00:38:02 52284 1829272 97.22 20 1066032 1794336 61.24 774028 845424 24688 00:39:02 393884 1487672 79.07 20 687016 2767240 94.44 631924 646740 10376 00:40:01 474596 1406960 74.78 20 789156 1731792 59.10 489848 707652 0 00:41:01 685848 1195708 63.55 20 632160 1183800 40.40 444064 547564 16 00:42:01 691180 1190376 63.27 20 632148 1148596 39.20 440380 546724 12 00:43:01 691648 1189908 63.24 20 632180 1148596 39.20 440392 546744 8 00:44:01 691652 1189904 63.24 20 632180 1148596 39.20 440396 546896 8 00:45:01 689924 1191632 63.33 20 633228 1148596 39.20 441040 547432 24 00:46:01 689552 1192004 63.35 20 633180 1148692 39.20 441380 547424 16 00:47:01 689516 1192040 63.35 20 633188 1148656 39.20 441216 547424 12 00:48:01 689912 1191644 63.33 20 633200 1148596 39.20 440768 547444 12 00:49:01 689732 1191824 63.34 20 633208 1148596 39.20 440900 547452 8 00:50:01 689756 1191800 63.34 20 633216 1148596 39.20 440904 547456 8 00:51:01 666800 1214756 64.56 20 648260 1150116 39.25 444332 563220 32 Average: 479306 1402250 74.53 280 740600 1526068 52.08 536844 660714 9755 00:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:32:01 eth0 1198.25 1367.88 4728.92 156.82 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 vethc276197 1091.74 766.33 95.41 2658.60 0.00 0.00 0.00 00:32:01 docker0 1091.74 766.20 80.48 2658.59 0.00 0.00 0.00 00:33:01 eth0 1244.87 691.03 5973.02 2760.14 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 28.91 53.73 1.62 359.16 0.00 0.00 0.00 00:34:01 eth0 274.27 203.59 1582.67 29.03 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 vethe1a41b1 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:34:01 docker0 1191.51 905.95 87.52 3490.04 0.00 0.00 0.00 00:35:01 eth0 59.62 40.53 35.89 88.78 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 vethe1a41b1 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 00:36:01 veth011b31a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:36:01 eth0 3419.19 2671.38 15599.03 3130.58 0.00 0.00 0.00 00:36:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:02 veth011b31a 0.00 0.30 0.00 0.01 0.00 0.00 0.00 00:37:02 veth083fe36 0.00 0.12 0.00 0.01 0.00 0.00 0.00 00:37:02 veth111631f 0.00 0.12 0.00 0.01 0.00 0.00 0.00 00:37:02 vethbb63d41 0.00 0.12 0.00 0.01 0.00 0.00 0.00 00:38:02 veth011b31a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:38:02 eth0 3523.38 2741.71 15865.95 3203.29 0.00 0.00 0.00 00:38:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:38:02 docker0 1206.42 931.66 88.22 3692.01 0.00 0.00 0.00 00:39:02 vethcd0b3f4 0.00 0.02 0.00 0.00 0.00 0.00 0.00 00:39:02 veth2f3c295 0.00 0.12 0.00 0.01 0.00 0.00 0.00 00:39:02 veth011b31a 0.00 0.69 0.00 0.03 0.00 0.00 0.00 00:39:02 veth2db8359 0.00 0.10 0.00 0.01 0.00 0.00 0.00 00:40:01 veth011b31a 0.00 0.15 0.00 0.01 0.00 0.00 0.00 00:40:01 veth0991b76 0.00 0.02 0.00 0.00 0.00 0.00 0.00 00:40:01 eth0 3789.06 2914.00 16820.16 3361.17 0.00 0.00 0.00 00:40:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:41:01 eth0 25.02 22.79 8.08 52.27 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 1273.73 1033.51 92.25 4248.59 0.00 0.00 0.00 00:42:01 eth0 0.08 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 0.10 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 0.08 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 0.08 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 0.22 0.20 0.08 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 0.18 0.13 0.07 0.01 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 0.07 0.07 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 0.05 0.01 0.00 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 0.07 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 3.41 2.41 4.48 1.25 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 161.15 129.92 748.08 165.68 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 63.74 51.72 4.62 212.60 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) 08/20/20 _x86_64_ (4 CPU) 00:29:50 LINUX RESTART 00:31:01 CPU %user %nice %system %iowait %steal %idle 00:32:01 all 10.85 0.00 4.55 1.61 0.10 82.89 00:32:01 0 10.78 0.00 5.69 1.00 0.12 82.41 00:32:01 1 9.64 0.00 3.68 0.46 0.10 86.13 00:32:01 2 11.00 0.00 3.83 1.78 0.07 83.32 00:32:01 3 12.00 0.00 5.01 3.20 0.10 79.68 00:33:01 all 18.61 0.00 8.44 3.10 0.30 69.55 00:33:01 0 21.37 0.00 9.28 3.31 0.28 65.77 00:33:01 1 18.18 0.00 8.34 2.58 0.34 70.56 00:33:01 2 14.65 0.00 8.35 4.73 0.29 71.98 00:33:01 3 20.26 0.00 7.85 1.75 0.29 69.85 00:34:01 all 30.13 0.00 11.80 9.44 0.20 48.44 00:34:01 0 29.74 0.00 12.41 7.19 0.19 50.46 00:34:01 1 31.40 0.00 12.19 9.46 0.20 46.74 00:34:01 2 27.88 0.00 10.97 9.41 0.22 51.51 00:34:01 3 31.51 0.00 11.59 11.69 0.17 45.03 00:35:01 all 44.47 0.00 13.20 6.25 0.49 35.59 00:35:01 0 45.09 0.00 13.17 7.51 0.53 33.70 00:35:01 1 44.19 0.00 13.69 5.90 0.46 35.76 00:35:01 2 42.16 0.00 12.91 6.47 0.62 37.84 00:35:01 3 46.40 0.00 13.03 5.14 0.36 35.07 00:36:01 all 21.17 0.00 19.74 11.96 0.66 46.47 00:36:01 0 22.47 0.00 20.05 13.14 0.76 43.58 00:36:01 1 20.29 0.00 19.65 11.48 0.64 47.93 00:36:01 2 18.73 0.00 19.56 11.48 0.67 49.55 00:36:01 3 23.17 0.00 19.73 11.75 0.55 44.80 00:37:02 all 26.18 0.00 24.93 25.28 1.03 22.58 00:37:02 0 25.37 0.00 24.90 26.39 1.14 22.20 00:37:02 1 25.84 0.00 25.47 25.38 1.17 22.14 00:37:02 2 27.41 0.00 23.75 26.36 0.86 21.61 00:37:02 3 26.09 0.00 25.61 22.93 0.94 24.43 00:38:02 all 51.59 0.00 16.03 16.15 0.21 16.02 00:38:02 0 51.63 0.00 14.63 18.16 0.19 15.39 00:38:02 1 52.11 0.00 16.32 16.07 0.19 15.31 00:38:02 2 51.75 0.00 16.45 15.52 0.26 16.03 00:38:02 3 50.87 0.00 16.74 14.84 0.21 17.35 00:39:02 all 24.52 0.00 22.91 27.55 0.88 24.13 00:39:02 0 24.24 0.00 21.90 23.28 0.99 29.59 00:39:02 1 25.18 0.00 21.11 29.56 0.89 23.27 00:39:02 2 23.15 0.00 24.06 31.00 0.94 20.85 00:39:02 3 25.52 0.00 24.59 26.40 0.71 22.77 00:40:01 all 49.62 0.00 17.15 19.39 0.26 13.58 00:40:01 0 49.43 0.00 17.22 17.89 0.26 15.20 00:40:01 1 49.86 0.00 16.15 20.58 0.26 13.15 00:40:01 2 49.52 0.00 18.00 19.70 0.26 12.52 00:40:01 3 49.67 0.00 17.24 19.36 0.26 13.47 00:41:01 all 1.16 0.00 1.19 0.61 0.00 97.03 00:41:01 0 0.90 0.00 1.09 1.17 0.00 96.84 00:41:01 1 1.55 0.00 1.39 0.32 0.00 96.75 00:41:01 2 1.14 0.00 1.15 0.37 0.00 97.35 00:41:01 3 1.07 0.00 1.17 0.62 0.00 97.14 00:42:01 all 0.14 0.00 0.03 0.00 0.00 99.83 00:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:42:01 1 0.50 0.00 0.02 0.00 0.00 99.48 00:42:01 2 0.03 0.00 0.05 0.00 0.00 99.92 00:42:01 3 0.00 0.00 0.03 0.00 0.00 99.97 00:43:01 all 0.08 0.00 0.04 0.00 0.00 99.87 00:43:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:43:01 1 0.25 0.00 0.07 0.00 0.00 99.68 00:43:01 2 0.05 0.00 0.03 0.00 0.00 99.92 00:43:01 3 0.03 0.00 0.02 0.00 0.02 99.93 00:44:01 all 0.03 0.00 0.03 0.01 0.00 99.94 00:44:01 0 0.05 0.00 0.03 0.00 0.00 99.92 00:44:01 1 0.03 0.00 0.05 0.02 0.00 99.90 00:44:01 2 0.00 0.00 0.02 0.00 0.00 99.98 00:44:01 3 0.00 0.00 0.00 0.02 0.00 99.98 00:45:01 all 0.15 0.00 0.07 0.02 0.00 99.75 00:45:01 0 0.05 0.00 0.12 0.03 0.02 99.78 00:45:01 1 0.48 0.00 0.05 0.02 0.00 99.45 00:45:01 2 0.05 0.00 0.05 0.00 0.00 99.90 00:45:01 3 0.02 0.00 0.05 0.03 0.00 99.90 00:46:01 all 0.15 0.00 0.03 0.00 0.00 99.82 00:46:01 0 0.03 0.00 0.05 0.00 0.00 99.92 00:46:01 1 0.52 0.00 0.02 0.02 0.00 99.45 00:46:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:46:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:47:01 all 0.17 0.00 0.03 0.00 0.00 99.79 00:47:01 0 0.05 0.00 0.05 0.00 0.00 99.90 00:47:01 1 0.53 0.00 0.03 0.00 0.00 99.43 00:47:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:47:01 3 0.08 0.00 0.05 0.00 0.00 99.87 00:48:01 all 0.15 0.00 0.03 0.00 0.00 99.82 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 0.03 0.00 0.03 0.00 0.02 99.92 00:48:01 3 0.03 0.00 0.07 0.00 0.00 99.90 00:49:01 all 0.15 0.00 0.03 0.00 0.00 99.82 00:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:49:01 1 0.30 0.00 0.02 0.00 0.02 99.67 00:49:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:49:01 3 0.27 0.00 0.07 0.00 0.00 99.67 00:50:01 all 0.12 0.00 0.02 0.00 0.00 99.86 00:50:01 0 0.42 0.00 0.02 0.00 0.00 99.57 00:50:01 1 0.03 0.00 0.02 0.00 0.00 99.95 00:50:01 2 0.00 0.00 0.00 0.00 0.00 100.00 00:50:01 3 0.02 0.00 0.03 0.00 0.00 99.95 00:51:01 all 0.16 0.00 0.12 0.22 0.00 99.50 00:51:01 0 0.18 0.00 0.10 0.02 0.00 99.70 00:51:01 1 0.15 0.00 0.13 0.47 0.00 99.25 00:51:01 2 0.08 0.00 0.10 0.05 0.00 99.77 00:51:01 3 0.25 0.00 0.13 0.32 0.00 99.30 Average: all 13.67 0.00 6.84 5.90 0.20 73.39 Average: 0 13.79 0.00 6.88 5.80 0.22 73.31 Average: 1 13.78 0.00 6.75 5.94 0.21 73.32 Average: 2 13.09 0.00 6.79 6.16 0.20 73.75 Average: 3 14.02 0.00 6.95 5.71 0.18 73.15