---> uname -a: Linux 4d570c499738 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/24 /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/24@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 614 123 0 1099 1137 Swap: 1023 113 910 ---> 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) 08/03/20 _x86_64_ (4 CPU) 12:17:24 LINUX RESTART 12:18:01 tps rtps wtps bread/s bwrtn/s 12:19:01 125.12 44.29 80.83 8007.86 37714.35 12:20:01 551.53 332.55 218.98 12674.20 57804.97 12:21:01 237.08 114.76 122.32 4709.87 31021.42 12:22:02 999.54 729.15 270.39 96600.07 171766.85 12:23:01 2027.93 1746.24 281.69 151754.60 159259.75 12:24:01 1387.51 1066.82 320.70 85829.04 132634.31 12:25:02 1943.59 1599.27 344.32 138962.41 142237.87 12:26:01 1274.56 971.88 302.68 64789.49 83704.23 12:27:01 172.24 83.27 88.96 6860.19 8269.34 12:28:01 2.36 0.77 1.60 19.05 26.36 12:29:01 0.50 0.22 0.28 2.93 3.25 12:30:01 0.27 0.02 0.25 0.53 2.48 12:31:01 0.20 0.00 0.20 0.00 1.65 12:32:01 0.45 0.17 0.28 2.80 3.26 12:33:01 3.03 2.30 0.73 186.94 14.52 12:34:01 0.30 0.02 0.28 0.27 3.33 12:35:01 0.35 0.10 0.25 1.20 2.83 12:36:02 88.06 53.67 34.40 5056.25 9228.80 Average: 488.77 373.91 114.86 31911.87 46280.11 12:18:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 72672 1808884 96.14 2596 1123204 1536380 52.43 667240 971888 74164 12:20:01 125548 1756008 93.33 1576 1014788 1628096 55.56 708444 812432 44036 12:21:01 342384 1539172 81.80 656 841992 1370008 46.76 607048 694904 59016 12:22:02 363248 1518308 80.69 84 827404 1917420 65.44 585148 764404 5900 12:23:01 166652 1714904 91.14 84 493824 3483800 118.90 848988 656192 43276 12:24:01 71824 1809732 96.18 84 1080680 2659788 90.77 757076 873732 34728 12:25:02 378220 1503336 79.90 84 531648 3154196 107.65 614500 682904 12144 12:26:01 116184 1765372 93.83 84 1144884 1645664 56.16 730924 836076 76 12:27:01 548924 1332632 70.83 84 792120 1185400 40.46 395432 741588 8 12:28:01 552116 1329440 70.66 84 792644 1152276 39.33 393820 740644 16 12:29:01 552772 1328784 70.62 84 792588 1152204 39.32 393232 740704 8 12:30:01 552556 1329000 70.63 84 792588 1152204 39.32 393484 740712 8 12:31:01 553000 1328556 70.61 84 792616 1152204 39.32 393368 740728 8 12:32:01 552532 1329024 70.63 84 792620 1152252 39.32 393748 740796 8 12:33:01 544316 1337240 71.07 84 797452 1152276 39.33 399168 742648 8 12:34:01 544428 1337128 71.07 84 797456 1152240 39.32 399420 742648 8 12:35:01 544616 1336940 71.06 84 797468 1152204 39.32 399348 742676 8 12:36:02 63952 1817604 96.60 84 1188644 1575328 53.76 573980 1031068 177236 Average: 369219 1512337 80.38 338 855257 1631886 55.69 536354 777597 25036 12:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 12:19:01 eth0 2133.61 1643.06 9379.82 2858.37 0.00 0.00 0.00 12:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 docker0 857.21 797.49 69.02 2660.67 0.00 0.00 0.00 12:20:01 vethaa74482 0.00 0.13 0.00 0.01 0.00 0.00 0.00 12:20:01 eth0 3233.61 2280.17 13780.51 2953.89 0.00 0.00 0.00 12:20:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 12:20:01 docker0 980.34 949.14 78.11 3386.64 0.00 0.00 0.00 12:21:01 vethaa74482 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 eth0 48.34 29.36 35.88 77.48 0.00 0.00 0.00 12:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:02 veth23bee0a 2.02 2.71 0.14 18.61 0.00 0.00 0.00 12:22:02 veth3bc6d05 0.00 0.22 0.00 0.01 0.00 0.00 0.00 12:22:02 vethf105e78 1.48 1.63 0.10 10.37 0.00 0.00 0.00 12:22:02 veth76b6000 3.09 4.60 0.20 29.14 0.00 0.00 0.00 12:23:01 veth8fd17df 0.00 0.13 0.00 0.01 0.00 0.00 0.00 12:23:01 veth8496fbe 0.00 0.13 0.00 0.01 0.00 0.00 0.00 12:23:01 vethe90c768 0.00 0.13 0.00 0.01 0.00 0.00 0.00 12:23:01 veth3bc6d05 0.00 0.44 0.00 0.02 0.00 0.00 0.00 12:24:01 veth6ada841 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 veth3bc6d05 0.00 0.07 0.00 0.00 0.00 0.00 0.00 12:24:01 veth2ade66f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 vethaf0d85e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:02 veth3bc6d05 0.00 0.30 0.00 0.01 0.00 0.00 0.00 12:25:02 vethf2f7e3e 0.00 0.05 0.00 0.00 0.00 0.00 0.00 12:25:02 eth0 3591.78 2510.59 16159.56 3219.13 0.00 0.00 0.00 12:25:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 12:26:01 veth3bc6d05 0.00 0.24 0.00 0.01 0.00 0.00 0.00 12:26:01 eth0 96.51 66.71 231.15 68.32 0.00 0.00 0.00 12:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 veth7a94366 0.07 0.07 0.00 0.01 0.00 0.00 0.00 12:27:01 eth0 38.38 20.99 97.95 11.50 0.00 0.00 0.00 12:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:27:01 docker0 1055.73 1076.20 82.54 4231.81 0.00 0.00 0.00 12:28:01 eth0 0.23 0.20 0.08 0.07 0.00 0.00 0.00 12:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 12:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 12:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 12:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 eth0 0.18 0.18 0.07 0.01 0.00 0.00 0.00 12:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 eth0 0.15 0.13 0.08 0.07 0.00 0.00 0.00 12:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 eth0 0.18 0.18 0.07 0.02 0.00 0.00 0.00 12:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 12:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:02 eth0 118.57 85.23 2318.21 50.27 0.00 0.00 0.00 12:36:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 172.47 127.68 906.43 183.31 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 58.69 59.83 4.59 235.24 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) 08/03/20 _x86_64_ (4 CPU) 12:17:24 LINUX RESTART 12:18:01 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 20.44 0.00 7.02 2.23 0.04 70.27 12:19:01 0 18.60 0.00 9.38 0.52 0.05 71.45 12:19:01 1 13.69 0.00 5.77 6.97 0.05 73.52 12:19:01 2 17.93 0.00 6.42 0.73 0.02 74.90 12:19:01 3 31.44 0.00 6.54 0.67 0.05 61.29 12:20:01 all 20.41 0.00 10.17 8.27 0.04 61.12 12:20:01 0 21.52 0.00 11.06 9.90 0.03 57.49 12:20:01 1 19.75 0.00 9.37 5.82 0.05 65.02 12:20:01 2 20.17 0.00 10.15 9.59 0.03 60.06 12:20:01 3 20.22 0.00 10.09 7.76 0.03 61.90 12:21:01 all 48.04 0.00 12.62 5.76 0.04 33.53 12:21:01 0 50.47 0.00 12.89 5.15 0.03 31.45 12:21:01 1 48.04 0.00 12.47 5.15 0.05 34.29 12:21:01 2 47.41 0.00 12.58 6.25 0.02 33.74 12:21:01 3 46.24 0.00 12.54 6.50 0.07 34.65 12:22:02 all 20.09 0.00 17.80 13.33 0.06 48.72 12:22:02 0 18.34 0.00 16.82 12.75 0.07 52.02 12:22:02 1 22.01 0.00 18.67 14.95 0.03 44.34 12:22:02 2 20.52 0.00 17.41 13.28 0.07 48.72 12:22:02 3 19.48 0.00 18.38 12.34 0.05 49.75 12:23:01 all 40.86 0.00 18.96 24.65 0.11 15.41 12:23:01 0 40.99 0.00 18.96 23.46 0.11 16.49 12:23:01 1 39.95 0.00 19.22 25.96 0.14 14.72 12:23:01 2 40.73 0.00 18.09 23.99 0.12 17.06 12:23:01 3 41.80 0.00 19.56 25.17 0.09 13.38 12:24:01 all 28.38 0.00 16.26 29.27 0.09 26.00 12:24:01 0 27.49 0.00 16.41 27.30 0.07 28.73 12:24:01 1 29.13 0.00 16.97 28.70 0.12 25.08 12:24:01 2 29.55 0.00 15.68 30.37 0.07 24.34 12:24:01 3 27.34 0.00 15.96 30.73 0.10 25.87 12:25:02 all 25.42 0.00 18.13 30.73 0.15 25.57 12:25:02 0 25.54 0.00 18.76 31.64 0.15 23.91 12:25:02 1 24.82 0.00 18.65 30.56 0.19 25.78 12:25:02 2 25.33 0.00 19.11 30.49 0.10 24.97 12:25:02 3 26.00 0.00 15.98 30.19 0.17 27.66 12:26:01 all 36.90 0.00 15.39 26.96 0.09 20.66 12:26:01 0 38.47 0.00 16.39 28.49 0.05 16.60 12:26:01 1 35.93 0.00 14.24 26.49 0.12 23.23 12:26:01 2 37.51 0.00 15.68 27.58 0.10 19.13 12:26:01 3 35.70 0.00 15.29 25.26 0.07 23.68 12:27:01 all 9.38 0.00 4.70 4.06 0.03 81.83 12:27:01 0 9.62 0.00 4.89 4.16 0.02 81.31 12:27:01 1 8.73 0.00 4.75 3.04 0.02 83.47 12:27:01 2 9.73 0.00 5.14 5.65 0.02 79.47 12:27:01 3 9.46 0.00 4.00 3.39 0.03 83.11 12:28:01 all 0.15 0.00 0.04 0.01 0.00 99.80 12:28:01 0 0.02 0.00 0.02 0.02 0.00 99.95 12:28:01 1 0.03 0.00 0.07 0.00 0.00 99.90 12:28:01 2 0.53 0.00 0.05 0.02 0.00 99.40 12:28:01 3 0.02 0.00 0.03 0.02 0.00 99.93 12:29:01 all 0.15 0.00 0.03 0.01 0.00 99.80 12:29:01 0 0.02 0.00 0.03 0.00 0.00 99.95 12:29:01 1 0.07 0.00 0.07 0.00 0.00 99.87 12:29:01 2 0.52 0.00 0.05 0.03 0.00 99.40 12:29:01 3 0.03 0.00 0.02 0.00 0.00 99.95 12:30:01 all 0.07 0.00 0.04 0.00 0.00 99.89 12:30:01 0 0.02 0.00 0.00 0.00 0.00 99.98 12:30:01 1 0.02 0.00 0.02 0.02 0.00 99.95 12:30:01 2 0.22 0.00 0.10 0.00 0.00 99.68 12:30:01 3 0.00 0.00 0.02 0.00 0.00 99.98 12:31:01 all 0.03 0.00 0.03 0.00 0.00 99.95 12:31:01 0 0.02 0.00 0.02 0.00 0.00 99.97 12:31:01 1 0.03 0.00 0.03 0.00 0.00 99.93 12:31:01 2 0.05 0.00 0.05 0.00 0.00 99.90 12:31:01 3 0.02 0.00 0.02 0.00 0.00 99.97 12:32:01 all 0.05 0.00 0.03 0.00 0.00 99.92 12:32:01 0 0.05 0.00 0.03 0.00 0.00 99.92 12:32:01 1 0.02 0.00 0.02 0.00 0.00 99.97 12:32:01 2 0.08 0.00 0.02 0.03 0.02 99.85 12:32:01 3 0.02 0.00 0.02 0.00 0.00 99.97 12:33:01 all 0.17 0.00 0.06 0.04 0.00 99.73 12:33:01 0 0.05 0.00 0.10 0.12 0.02 99.72 12:33:01 1 0.05 0.00 0.05 0.00 0.00 99.90 12:33:01 2 0.47 0.00 0.03 0.03 0.00 99.47 12:33:01 3 0.10 0.00 0.05 0.00 0.02 99.83 12:34:01 all 0.14 0.00 0.02 0.00 0.00 99.83 12:34:01 0 0.02 0.00 0.03 0.00 0.00 99.95 12:34:01 1 0.10 0.00 0.03 0.00 0.00 99.87 12:34:01 2 0.03 0.00 0.05 0.00 0.00 99.92 12:34:01 3 0.43 0.00 0.00 0.00 0.00 99.57 12:35:01 all 0.16 0.00 0.02 0.00 0.00 99.81 12:35:01 0 0.02 0.00 0.02 0.00 0.00 99.97 12:35:01 1 0.55 0.00 0.02 0.02 0.02 99.40 12:35:01 2 0.03 0.00 0.03 0.00 0.00 99.93 12:35:01 3 0.02 0.00 0.02 0.00 0.00 99.97 12:36:02 all 3.94 0.00 2.08 2.36 0.01 91.60 12:36:02 0 3.75 0.00 2.06 1.93 0.00 92.26 12:36:02 1 3.81 0.00 2.01 1.71 0.02 92.45 12:36:02 2 5.01 0.00 2.45 2.80 0.00 89.75 12:36:02 3 3.21 0.00 1.80 3.00 0.00 91.99 Average: all 13.94 0.00 6.74 8.05 0.04 71.23 Average: 0 13.95 0.00 6.99 7.94 0.03 71.09 Average: 1 13.50 0.00 6.69 8.15 0.04 71.61 Average: 2 14.01 0.00 6.74 8.24 0.03 70.98 Average: 3 14.28 0.00 6.55 7.88 0.04 71.25