---> uname -a: Linux 8151236dad49 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: 2933.396 BogoMIPS: 5866.79 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 37.5G 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 37.5G 25% /etc/resolv.conf /dev/vda1 50.0G 12.5G 37.5G 25% /etc/hostname /dev/vda1 50.0G 12.5G 37.5G 25% /etc/hosts /dev/vda1 50.0G 12.5G 37.5G 25% /var/log/sa /dev/vda1 50.0G 12.5G 37.5G 25% /w/workspace/edgex-go/2@tmp /dev/vda1 50.0G 12.5G 37.5G 25% /w/workspace/edgex-go/2 ---> free -m: total used free shared buff/cache available Mem: 1837 623 102 0 1111 1133 Swap: 1023 118 905 ---> 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) 08/10/20 _x86_64_ (4 CPU) 20:04:38 LINUX RESTART 20:05:01 tps rtps wtps bread/s bwrtn/s 20:06:02 190.56 82.66 107.90 10567.52 52693.01 20:07:01 447.40 259.22 188.18 10734.24 73146.13 20:08:01 378.56 224.07 154.48 10192.78 30853.65 20:09:01 270.87 88.37 182.50 33199.14 113953.69 20:10:02 3537.00 3164.89 372.11 200150.38 220417.20 20:11:01 760.19 514.46 245.72 55641.15 65652.49 20:12:03 2943.88 2603.58 340.31 157306.94 166629.89 20:13:01 1082.55 731.90 350.64 58549.54 72130.80 20:14:01 86.46 26.37 60.09 3455.88 3293.07 20:15:01 2.35 1.12 1.23 24.91 16.37 20:16:01 0.67 0.38 0.28 4.26 3.56 20:17:01 0.75 0.58 0.17 6.40 1.82 20:18:01 0.37 0.05 0.32 0.40 3.66 20:19:01 0.28 0.00 0.28 0.00 2.78 20:20:01 0.87 0.60 0.27 13.85 3.41 20:21:01 3.00 2.20 0.80 55.71 14.73 20:22:01 3.78 3.46 0.32 54.62 3.55 20:23:02 0.22 0.02 0.20 0.40 2.73 20:24:01 0.22 0.02 0.20 0.27 1.83 Average: 514.15 408.58 105.57 28602.73 42226.25 20:05:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:06:02 230048 1651508 87.77 2620 1087496 1197220 40.86 546500 941860 102108 20:07:01 78044 1803512 95.85 1492 1081188 1503236 51.30 658992 917844 74828 20:08:01 432124 1449432 77.03 584 757016 1317844 44.98 577344 635832 28856 20:09:01 71384 1810172 96.21 68 1008296 2275276 77.65 749736 890792 65740 20:10:02 685468 1196088 63.57 0 586624 1366700 46.64 395872 629240 0 20:11:01 97192 1784364 94.83 0 1117108 1636652 55.86 606796 975080 15412 20:12:03 87880 1793676 95.33 0 1195076 1527368 52.13 541732 1072228 636 20:13:01 497860 1383696 73.54 0 762296 1572012 53.65 444320 730856 9212 20:14:01 506976 1374580 73.06 0 829204 1195756 40.81 387820 779524 8 20:15:01 509632 1371924 72.91 0 829740 1170044 39.93 386480 779424 20 20:16:01 510352 1371204 72.88 0 829688 1165932 39.79 386092 779476 8 20:17:01 510588 1370968 72.86 0 829704 1155496 39.44 385504 779652 16 20:18:01 511044 1370512 72.84 0 829712 1155436 39.43 385072 779664 12 20:19:01 511272 1370284 72.83 0 829720 1155436 39.43 385072 779672 8 20:20:01 510788 1370768 72.85 0 830096 1155884 39.45 385328 779920 8 20:21:01 508476 1373080 72.98 0 830760 1155544 39.44 386316 780480 8 20:22:01 507052 1374504 73.05 0 830764 1155484 39.43 385884 782112 8 20:23:02 507356 1374200 73.04 0 830768 1155436 39.43 385632 782124 8 20:24:01 507544 1374012 73.03 0 830784 1155436 39.43 385764 782140 8 Average: 409531 1472025 78.23 251 880318 1324852 45.21 461382 809364 15627 20:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:06:02 veth0b0af55 803.49 669.63 77.14 2652.33 0.00 0.00 0.00 20:06:02 eth0 1573.49 1401.90 6337.32 187.77 0.00 0.00 0.00 20:06:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:06:02 docker0 803.49 669.50 66.16 2652.32 0.00 0.00 0.00 20:07:01 eth0 1503.70 972.68 7562.73 2821.70 0.00 0.00 0.00 20:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:07:01 veth50a65db 83.51 90.75 7.76 375.27 0.00 0.00 0.00 20:07:01 docker0 117.30 141.93 8.74 740.21 0.00 0.00 0.00 20:08:01 vethfdcd43e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:08:01 eth0 3090.85 2379.34 13807.61 2979.39 0.00 0.00 0.00 20:08:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:08:01 docker0 0.07 0.03 0.00 0.00 0.00 0.00 0.00 20:09:01 veth416d2d9 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:09:01 eth0 123.76 96.81 1689.27 122.21 0.00 0.00 0.00 20:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:02 veth416d2d9 0.00 0.27 0.00 0.01 0.00 0.00 0.00 20:10:02 veth2a97a1b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:02 vetheee2bf3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:02 eth0 3247.18 2501.36 15634.13 3105.67 0.00 0.00 0.00 20:11:01 veth416d2d9 0.00 0.07 0.00 0.00 0.00 0.00 0.00 20:11:01 eth0 42.05 23.73 105.42 13.97 0.00 0.00 0.00 20:11:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:11:01 veth6ccd251 0.00 0.03 0.00 0.00 0.00 0.00 0.00 20:12:03 veth416d2d9 0.00 0.26 0.00 0.01 0.00 0.00 0.00 20:12:03 eth0 74.94 52.85 161.67 81.35 0.00 0.00 0.00 20:12:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:03 docker0 938.24 840.66 75.60 3606.47 0.00 0.00 0.00 20:13:01 veth416d2d9 0.00 0.22 0.00 0.01 0.00 0.00 0.00 20:13:01 eth0 113.36 62.89 467.20 70.21 0.00 0.00 0.00 20:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 docker0 29.85 56.75 1.62 427.79 0.00 0.00 0.00 20:14:01 eth0 50.17 40.29 74.09 53.71 0.00 0.00 0.00 20:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 docker0 6.54 9.24 0.62 56.10 0.00 0.00 0.00 20:15:01 eth0 3.95 3.75 0.49 6.18 0.00 0.00 0.00 20:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 20:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 eth0 0.22 0.20 0.44 0.01 0.00 0.00 0.00 20:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:18:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 20:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:19:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:21:01 eth0 0.18 0.18 0.08 0.07 0.00 0.00 0.00 20:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:22:01 eth0 0.18 0.18 0.07 0.01 0.00 0.00 0.00 20:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:02 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 20:23:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 20:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 185.31 141.54 866.69 176.08 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 52.55 48.79 4.20 219.60 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) 08/10/20 _x86_64_ (4 CPU) 20:04:38 LINUX RESTART 20:05:01 CPU %user %nice %system %iowait %steal %idle 20:06:02 all 23.13 0.00 9.53 8.14 0.03 59.18 20:06:02 0 31.91 0.00 11.27 7.12 0.02 49.69 20:06:02 1 22.06 0.00 9.54 7.29 0.03 61.08 20:06:02 2 20.65 0.00 8.96 9.24 0.02 61.13 20:06:02 3 17.96 0.00 8.34 8.92 0.05 64.73 20:07:01 all 20.01 0.00 8.60 3.78 0.05 67.56 20:07:01 0 14.90 0.00 10.20 2.50 0.03 72.36 20:07:01 1 33.08 0.00 8.37 2.61 0.03 55.91 20:07:01 2 15.21 0.00 7.87 6.87 0.07 69.99 20:07:01 3 16.70 0.00 8.00 3.12 0.05 72.12 20:08:01 all 48.78 0.00 12.15 6.99 0.02 32.07 20:08:01 0 47.95 0.00 11.62 7.43 0.02 32.98 20:08:01 1 49.70 0.00 11.80 6.53 0.02 31.96 20:08:01 2 49.15 0.00 12.58 8.16 0.02 30.10 20:08:01 3 48.33 0.00 12.58 5.81 0.02 33.27 20:09:01 all 21.30 0.00 10.48 11.86 0.04 56.32 20:09:01 0 20.60 0.00 10.01 9.51 0.05 59.83 20:09:01 1 19.93 0.00 10.41 12.68 0.03 56.95 20:09:01 2 22.83 0.00 10.28 12.62 0.03 54.24 20:09:01 3 21.85 0.00 11.23 12.66 0.03 54.23 20:10:02 all 21.83 0.00 22.42 28.54 0.07 27.13 20:10:02 0 21.63 0.00 22.03 29.71 0.07 26.56 20:10:02 1 21.31 0.00 23.32 29.82 0.05 25.50 20:10:02 2 22.33 0.00 20.26 26.79 0.09 30.54 20:10:02 3 22.07 0.00 24.11 27.82 0.07 25.93 20:11:01 all 50.63 0.00 13.54 19.11 0.03 16.69 20:11:01 0 49.76 0.00 14.29 20.50 0.03 15.41 20:11:01 1 49.95 0.00 13.56 22.51 0.02 13.96 20:11:01 2 51.58 0.00 12.79 15.07 0.03 20.52 20:11:01 3 51.23 0.00 13.52 18.38 0.03 16.83 20:12:03 all 25.12 0.00 18.75 37.15 0.05 18.92 20:12:03 0 24.80 0.00 18.31 37.31 0.05 19.53 20:12:03 1 24.35 0.00 18.44 38.03 0.05 19.13 20:12:03 2 25.31 0.00 18.61 36.16 0.03 19.88 20:12:03 3 26.03 0.00 19.63 37.12 0.07 17.15 20:13:01 all 41.11 0.00 16.06 22.88 0.04 19.90 20:13:01 0 40.72 0.00 15.57 23.21 0.05 20.45 20:13:01 1 41.18 0.00 15.32 23.41 0.05 20.03 20:13:01 2 40.16 0.00 17.26 24.13 0.04 18.42 20:13:01 3 42.42 0.00 16.11 20.73 0.04 20.71 20:14:01 all 4.03 0.00 1.94 2.75 0.00 91.28 20:14:01 0 5.48 0.00 2.76 1.79 0.00 89.98 20:14:01 1 2.47 0.00 1.42 2.84 0.00 93.26 20:14:01 2 4.90 0.00 2.02 3.16 0.00 89.92 20:14:01 3 3.26 0.00 1.56 3.20 0.00 91.99 20:15:01 all 0.12 0.00 0.04 0.02 0.00 99.82 20:15:01 0 0.02 0.00 0.03 0.03 0.00 99.92 20:15:01 1 0.40 0.00 0.05 0.07 0.02 99.47 20:15:01 2 0.05 0.00 0.05 0.00 0.00 99.90 20:15:01 3 0.02 0.00 0.03 0.00 0.00 99.95 20:16:01 all 0.06 0.00 0.03 0.01 0.00 99.90 20:16:01 0 0.03 0.00 0.02 0.00 0.00 99.95 20:16:01 1 0.13 0.00 0.07 0.03 0.00 99.77 20:16:01 2 0.02 0.00 0.03 0.02 0.00 99.93 20:16:01 3 0.05 0.00 0.02 0.02 0.00 99.92 20:17:01 all 0.03 0.00 0.03 0.02 0.00 99.92 20:17:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:17:01 1 0.03 0.00 0.02 0.02 0.00 99.93 20:17:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:17:01 3 0.05 0.00 0.03 0.07 0.00 99.85 20:18:01 all 0.12 0.00 0.02 0.00 0.00 99.85 20:18:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:18:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:18:01 2 0.40 0.00 0.02 0.00 0.00 99.58 20:18:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:19:01 all 0.14 0.00 0.02 0.00 0.00 99.83 20:19:01 0 0.02 0.00 0.00 0.00 0.00 99.98 20:19:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:19:01 2 0.52 0.00 0.02 0.00 0.02 99.45 20:19:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:20:01 all 0.15 0.00 0.02 0.00 0.00 99.83 20:20:01 0 0.00 0.00 0.03 0.00 0.00 99.97 20:20:01 1 0.02 0.00 0.03 0.00 0.00 99.95 20:20:01 2 0.52 0.00 0.02 0.02 0.00 99.45 20:20:01 3 0.05 0.00 0.02 0.00 0.00 99.93 20:21:01 all 0.15 0.00 0.04 0.05 0.00 99.76 20:21:01 0 0.05 0.00 0.05 0.00 0.00 99.90 20:21:01 1 0.02 0.00 0.05 0.07 0.00 99.87 20:21:01 2 0.50 0.00 0.02 0.13 0.00 99.35 20:21:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:22:01 all 0.15 0.00 0.02 0.11 0.00 99.71 20:22:01 0 0.02 0.00 0.02 0.30 0.00 99.67 20:22:01 1 0.03 0.00 0.05 0.00 0.00 99.92 20:22:01 2 0.53 0.00 0.03 0.15 0.00 99.28 20:22:01 3 0.03 0.00 0.02 0.00 0.00 99.95 20:23:02 all 0.14 0.00 0.02 0.00 0.00 99.83 20:23:02 0 0.02 0.00 0.03 0.00 0.02 99.93 20:23:02 1 0.03 0.00 0.03 0.00 0.00 99.93 20:23:02 2 0.50 0.00 0.02 0.00 0.00 99.48 20:23:02 3 0.02 0.00 0.02 0.00 0.00 99.97 20:24:01 all 0.16 0.00 0.02 0.00 0.00 99.83 20:24:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:24:01 1 0.02 0.00 0.02 0.00 0.00 99.97 20:24:01 2 0.54 0.00 0.02 0.00 0.00 99.44 20:24:01 3 0.05 0.00 0.02 0.00 0.00 99.93 Average: all 13.37 0.00 5.91 7.35 0.02 73.36 Average: 0 13.41 0.00 6.04 7.26 0.02 73.27 Average: 1 13.77 0.00 5.85 7.60 0.02 72.76 Average: 2 13.31 0.00 5.77 7.42 0.02 73.49 Average: 3 12.97 0.00 5.96 7.14 0.02 73.91