---> uname -a: Linux 597f388ff9d7 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 12.9G 37.1G 26% / 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 12.9G 37.1G 26% /etc/resolv.conf /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hostname /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hosts /dev/vda1 50.0G 12.9G 37.1G 26% /var/log/sa /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/6@tmp /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/6 ---> free -m: total used free shared buff/cache available Mem: 1837 646 121 0 1069 1108 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 110: eth0@if111: 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) 07/30/20 _x86_64_ (4 CPU) 04:28:43 LINUX RESTART 04:30:01 tps rtps wtps bread/s bwrtn/s 04:31:01 324.09 202.81 121.28 8316.81 53444.51 04:32:01 387.17 211.32 175.86 10050.51 36998.37 04:33:01 170.88 67.82 103.06 2659.47 33737.20 04:34:04 1743.00 1407.29 335.71 131186.84 202027.73 04:35:02 1931.68 1684.14 247.54 105310.74 121725.05 04:36:01 974.97 635.90 339.06 133182.64 164983.29 04:37:02 2185.09 1846.73 338.36 112139.40 118548.42 04:38:01 239.41 26.02 213.38 3646.70 18075.09 04:39:01 2.58 0.60 1.98 18.25 37.94 04:40:01 0.27 0.03 0.23 0.27 2.85 04:41:01 0.33 0.02 0.32 0.27 3.40 04:42:01 0.32 0.05 0.27 0.53 2.53 04:43:01 0.33 0.02 0.32 0.27 3.68 04:44:01 1.83 1.58 0.25 53.16 2.47 04:45:01 1.22 0.47 0.75 164.42 14.26 04:46:01 0.32 0.02 0.30 0.53 2.95 04:47:01 0.27 0.02 0.25 0.27 2.35 04:48:01 0.27 0.00 0.27 0.00 2.95 Average: 443.04 338.44 104.59 28249.48 41894.96 04:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:01 75256 1806300 96.00 1492 1125036 1540560 52.58 680412 934448 82460 04:32:01 109080 1772476 94.20 756 892348 1669116 56.96 822736 716532 61688 04:33:01 299440 1582116 84.09 596 869660 1524508 52.03 618816 728564 19196 04:34:04 70172 1811384 96.27 36 1069024 2108432 71.96 760092 880088 40940 04:35:02 265912 1615644 85.87 36 587440 3626036 123.75 736244 661960 25364 04:36:01 82184 1799372 95.63 36 953780 2898408 98.92 798912 815664 58520 04:37:02 511372 1370184 72.82 32 697580 1806088 61.64 482188 684648 2808 04:38:01 340300 1541256 81.91 32 953820 1252848 42.76 500112 829052 20 04:39:01 352820 1528736 81.25 32 954272 1156572 39.47 491448 827184 20 04:40:01 352828 1528728 81.25 32 954284 1156644 39.47 491828 827196 8 04:41:01 353140 1528416 81.23 32 954288 1156572 39.47 491456 827200 8 04:42:01 353304 1528252 81.22 32 954304 1156572 39.47 491364 827216 8 04:43:01 353648 1527908 81.20 32 954312 1156572 39.47 491468 827224 8 04:44:01 351980 1529576 81.29 32 955248 1156572 39.47 491624 828000 16 04:45:01 344052 1537504 81.71 32 960120 1156644 39.47 497372 830200 12 04:46:01 344040 1537516 81.72 32 960132 1156572 39.47 497020 830212 8 04:47:01 344412 1537144 81.70 32 960148 1156572 39.47 497000 830232 8 04:48:01 344380 1537176 81.70 32 960156 1156572 39.47 496988 830232 16 Average: 291573 1589983 84.50 185 928664 1555103 53.07 574282 807547 16173 04:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:31:01 eth0 1979.03 1506.27 8275.23 2828.84 0.00 0.00 0.00 04:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:31:01 docker0 862.50 803.58 68.91 2659.42 0.00 0.00 0.00 04:32:01 veth9b4903e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:32:01 eth0 3284.37 2341.18 13741.06 2997.86 0.00 0.00 0.00 04:32:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:32:01 docker0 999.40 957.09 78.70 3382.41 0.00 0.00 0.00 04:33:01 eth0 82.92 62.57 362.90 72.56 0.00 0.00 0.00 04:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:04 veth8768259 0.00 0.44 0.00 0.02 0.00 0.00 0.00 04:34:04 eth0 3318.53 2364.53 14888.07 2976.73 0.00 0.00 0.00 04:34:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 04:34:04 docker0 970.43 937.13 76.07 3364.42 0.00 0.00 0.00 04:35:02 veth3847a8a 0.00 0.14 0.00 0.01 0.00 0.00 0.00 04:35:02 veth20d6ac5 0.00 0.14 0.00 0.01 0.00 0.00 0.00 04:35:02 veth8768259 0.00 0.49 0.00 0.03 0.00 0.00 0.00 04:35:02 veth1c2ab01 0.00 0.14 0.00 0.01 0.00 0.00 0.00 04:36:01 veth8768259 0.00 0.03 0.00 0.00 0.00 0.00 0.00 04:36:01 veth4c1fd4b 3.84 4.48 0.27 29.53 0.00 0.00 0.00 04:36:01 eth0 3586.86 2547.68 15929.06 3186.52 0.00 0.00 0.00 04:36:01 veth8de1306 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:37:02 veth8768259 0.00 0.18 0.00 0.01 0.00 0.00 0.00 04:37:02 eth0 77.15 48.49 181.45 93.40 0.00 0.00 0.00 04:37:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:37:02 vetha35d39d 0.02 0.13 0.00 0.01 0.00 0.00 0.00 04:38:01 eth0 149.76 89.64 524.26 88.76 0.00 0.00 0.00 04:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 docker0 1096.53 1107.41 84.89 4244.72 0.00 0.00 0.00 04:39:01 eth0 0.10 0.07 0.01 0.01 0.00 0.00 0.00 04:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 eth0 0.23 0.13 0.14 0.07 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 eth0 0.58 0.08 0.06 0.01 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.33 0.08 0.02 0.01 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.58 0.08 0.06 0.01 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.45 0.08 0.05 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.27 0.20 0.14 0.07 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 156.58 114.87 710.46 179.65 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 59.98 60.57 4.64 232.19 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) 07/30/20 _x86_64_ (4 CPU) 04:28:43 LINUX RESTART 04:30:01 CPU %user %nice %system %iowait %steal %idle 04:31:01 all 21.88 0.00 8.29 1.72 0.10 68.00 04:31:01 0 25.65 0.00 10.58 1.16 0.07 62.55 04:31:01 1 13.87 0.00 6.98 1.42 0.14 77.60 04:31:01 2 18.50 0.00 7.96 1.91 0.12 71.51 04:31:01 3 29.53 0.00 7.68 2.43 0.08 60.28 04:32:01 all 28.28 0.00 11.02 6.06 0.08 54.55 04:32:01 0 27.84 0.00 11.70 3.59 0.07 56.81 04:32:01 1 28.01 0.00 11.31 5.07 0.12 55.49 04:32:01 2 27.76 0.00 11.18 9.37 0.07 51.63 04:32:01 3 29.54 0.00 9.89 6.17 0.10 54.30 04:33:01 all 40.56 0.00 11.35 4.79 0.07 43.23 04:33:01 0 40.32 0.00 12.43 5.84 0.03 41.37 04:33:01 1 40.48 0.00 11.13 4.80 0.08 43.50 04:33:01 2 39.63 0.00 11.41 5.76 0.08 43.11 04:33:01 3 41.80 0.00 10.44 2.75 0.07 44.94 04:34:04 all 19.88 0.00 21.86 17.06 0.18 41.02 04:34:04 0 19.04 0.00 20.37 15.12 0.16 45.31 04:34:04 1 20.05 0.00 22.74 16.60 0.16 40.45 04:34:04 2 19.39 0.00 22.31 18.50 0.16 39.64 04:34:04 3 21.05 0.00 22.06 18.04 0.20 38.66 04:35:02 all 52.70 0.00 16.63 18.86 0.32 11.49 04:35:02 0 52.85 0.00 16.30 18.51 0.29 12.06 04:35:02 1 52.80 0.00 15.82 17.95 0.41 13.01 04:35:02 2 53.22 0.00 16.70 20.14 0.32 9.62 04:35:02 3 51.91 0.00 17.67 18.85 0.31 11.27 04:36:01 all 24.99 0.00 17.95 29.32 0.33 27.41 04:36:01 0 24.87 0.00 16.78 28.02 0.35 29.98 04:36:01 1 24.31 0.00 18.44 27.94 0.30 29.00 04:36:01 2 25.98 0.00 18.03 29.29 0.29 26.41 04:36:01 3 24.80 0.00 18.59 32.05 0.35 24.21 04:37:02 all 43.69 0.00 19.71 25.23 0.25 11.12 04:37:02 0 41.02 0.00 20.49 24.82 0.27 13.40 04:37:02 1 45.33 0.00 19.28 25.45 0.26 9.68 04:37:02 2 43.40 0.00 20.08 26.70 0.24 9.58 04:37:02 3 45.06 0.00 18.96 23.93 0.19 11.85 04:38:01 all 15.52 0.00 8.66 13.44 0.13 62.25 04:38:01 0 14.16 0.00 8.87 7.33 0.16 69.49 04:38:01 1 16.54 0.00 8.35 13.42 0.15 61.54 04:38:01 2 14.72 0.00 7.92 14.56 0.12 62.68 04:38:01 3 16.66 0.00 9.52 18.46 0.12 55.23 04:39:01 all 0.16 0.00 0.04 0.00 0.00 99.80 04:39:01 0 0.52 0.00 0.03 0.00 0.00 99.45 04:39:01 1 0.02 0.00 0.03 0.02 0.00 99.93 04:39:01 2 0.05 0.00 0.03 0.00 0.00 99.92 04:39:01 3 0.03 0.00 0.02 0.02 0.00 99.93 04:40:01 all 0.17 0.00 0.03 0.00 0.00 99.80 04:40:01 0 0.55 0.00 0.02 0.00 0.00 99.43 04:40:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:40:01 2 0.07 0.00 0.07 0.02 0.00 99.85 04:40:01 3 0.03 0.00 0.00 0.00 0.00 99.97 04:41:01 all 0.14 0.00 0.02 0.00 0.00 99.83 04:41:01 0 0.50 0.00 0.02 0.00 0.00 99.48 04:41:01 1 0.02 0.00 0.05 0.00 0.00 99.93 04:41:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:41:01 3 0.00 0.00 0.02 0.00 0.02 99.97 04:42:01 all 0.09 0.00 0.03 0.00 0.00 99.87 04:42:01 0 0.07 0.00 0.02 0.00 0.00 99.92 04:42:01 1 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 2 0.27 0.00 0.08 0.00 0.00 99.65 04:42:01 3 0.00 0.00 0.02 0.00 0.00 99.98 04:43:01 all 0.02 0.00 0.03 0.00 0.00 99.95 04:43:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:43:01 1 0.02 0.00 0.00 0.00 0.00 99.98 04:43:01 2 0.03 0.00 0.02 0.00 0.00 99.95 04:43:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:44:01 all 0.13 0.00 0.05 0.02 0.00 99.80 04:44:01 0 0.03 0.00 0.12 0.07 0.00 99.78 04:44:01 1 0.45 0.00 0.03 0.00 0.00 99.52 04:44:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:44:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:45:01 all 0.14 0.00 0.02 0.01 0.00 99.83 04:45:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:45:01 1 0.50 0.00 0.02 0.00 0.00 99.48 04:45:01 2 0.00 0.00 0.05 0.03 0.00 99.92 04:45:01 3 0.00 0.00 0.02 0.00 0.00 99.98 04:46:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:46:01 0 0.05 0.00 0.03 0.00 0.00 99.92 04:46:01 1 0.53 0.00 0.02 0.02 0.00 99.43 04:46:01 2 0.03 0.00 0.02 0.00 0.00 99.95 04:46:01 3 0.00 0.00 0.02 0.00 0.00 99.98 04:47:01 all 0.14 0.00 0.02 0.00 0.00 99.84 04:47:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:47:01 1 0.52 0.00 0.02 0.00 0.00 99.47 04:47:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:47:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:48:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:48:01 0 0.05 0.00 0.05 0.00 0.00 99.90 04:48:01 1 0.50 0.00 0.02 0.00 0.02 99.47 04:48:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:48:01 3 0.02 0.00 0.00 0.00 0.00 99.98 Average: all 13.54 0.00 6.34 6.34 0.08 73.70 Average: 0 13.48 0.00 6.46 5.69 0.08 74.30 Average: 1 13.30 0.00 6.27 6.14 0.09 74.20 Average: 2 13.25 0.00 6.36 6.89 0.08 73.43 Average: 3 14.15 0.00 6.27 6.65 0.08 72.85