---> uname -a: Linux 543f03ae5021 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: 2933.436 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 13.0G 37.0G 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 13.0G 37.0G 26% /etc/resolv.conf /dev/vda1 50.0G 13.0G 37.0G 26% /etc/hostname /dev/vda1 50.0G 13.0G 37.0G 26% /etc/hosts /dev/vda1 50.0G 13.0G 37.0G 26% /var/log/sa /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/1 /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 602 115 0 1119 1148 Swap: 1023 114 909 ---> 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 116: eth0@if117: 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) 08/19/20 _x86_64_ (4 CPU) 18:42:05 LINUX RESTART 18:43:01 tps rtps wtps bread/s bwrtn/s 18:44:01 106.62 57.54 49.08 8433.68 16134.29 18:45:02 434.82 234.73 200.10 8359.92 70779.63 18:46:01 350.36 192.80 157.57 7777.30 30609.08 18:47:01 209.39 106.88 102.51 5812.32 31651.37 18:48:04 2339.22 1979.48 359.75 180299.44 241616.17 18:49:02 1206.72 952.89 253.83 60833.65 78143.06 18:50:02 1591.90 1229.97 361.93 101667.86 117682.87 18:51:01 1840.30 1500.20 340.10 123828.48 128212.67 18:52:01 1161.32 875.88 285.44 61415.67 75921.11 18:53:01 36.53 19.75 16.78 3420.58 1620.85 18:54:01 1.65 0.15 1.50 1.20 25.82 18:55:01 0.45 0.17 0.28 1.33 3.70 18:56:01 0.32 0.07 0.25 0.53 3.18 18:57:01 0.95 0.55 0.40 13.32 5.19 18:58:01 2.11 1.38 0.73 49.69 14.17 18:59:01 0.33 0.05 0.28 0.93 3.45 19:00:01 0.32 0.07 0.25 0.53 2.46 19:01:01 0.28 0.12 0.17 2.66 1.78 19:02:01 1.00 0.59 0.41 28.03 7.26 19:03:01 0.27 0.00 0.27 0.00 2.98 Average: 466.54 359.71 106.83 28341.42 40029.79 18:43:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:44:01 319996 1561560 82.99 2620 967100 1109580 37.87 578716 825188 128 18:45:02 83888 1797668 95.54 1512 1067288 1426880 48.70 673756 878068 25856 18:46:01 234348 1647208 87.54 384 676340 1893840 64.63 804452 604308 57984 18:47:01 156924 1724632 91.66 380 999220 1484184 50.65 652908 825228 44 18:48:04 69524 1812032 96.30 32 1014292 2323284 79.29 797376 838704 54720 18:49:02 591760 1289796 68.55 32 633684 1345576 45.92 449524 634804 0 18:50:02 65468 1816088 96.52 32 1087200 1857408 63.39 758256 862188 96 18:51:01 436288 1445268 76.81 32 791080 1829932 62.45 517744 742164 18596 18:52:01 505228 1376328 73.15 32 778388 1458716 49.78 358512 822388 36 18:53:01 462608 1418948 75.41 32 887200 1171920 40.00 361352 866292 20 18:54:01 464440 1417116 75.32 32 887208 1158544 39.54 360424 865880 12 18:55:01 465376 1416180 75.27 32 887220 1153404 39.36 359872 865888 16 18:56:01 465088 1416468 75.28 32 887232 1153404 39.36 360004 865908 8 18:57:01 464160 1417396 75.33 32 887972 1153852 39.38 360240 866536 8 18:58:01 463044 1418512 75.39 32 888364 1153476 39.37 361236 866224 12 18:59:01 463420 1418136 75.37 32 888356 1153428 39.36 360932 866224 12 19:00:01 463328 1418228 75.38 32 888384 1153404 39.36 360864 866268 16 19:01:01 462308 1419248 75.43 32 888400 1155744 39.44 361368 866312 16 19:02:01 462092 1419464 75.44 32 889076 1153912 39.38 361220 867004 8 19:03:01 461548 1420008 75.47 32 889080 1153984 39.38 361712 867004 12 Average: 378042 1503514 79.91 270 889154 1372224 46.83 478023 828129 7880 18:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:44:01 eth0 1448.95 1275.51 3613.14 1607.49 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 861.51 755.89 69.98 2659.03 0.00 0.00 0.00 18:45:02 veth959ef30 74.67 83.98 6.77 465.38 0.00 0.00 0.00 18:45:02 eth0 2913.35 2196.67 13596.78 2904.98 0.00 0.00 0.00 18:45:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 18:45:02 docker0 950.54 885.85 76.03 3426.01 0.00 0.00 0.00 18:46:01 eth0 32.98 19.69 27.51 30.40 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 vethe291d66 0.00 0.14 0.00 0.01 0.00 0.00 0.00 18:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 eth0 113.87 91.46 1699.03 107.67 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 veth1374334 0.00 0.10 0.00 0.01 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:04 veth2423ede 0.00 0.44 0.00 0.02 0.00 0.00 0.00 18:48:04 eth0 3020.16 2277.19 15046.83 2971.27 0.00 0.00 0.00 18:48:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 18:48:04 docker0 14.07 19.17 0.76 139.32 0.00 0.00 0.00 18:49:02 vethe0bfaa0 6.16 3.84 39.72 0.26 0.00 0.00 0.00 18:49:02 veth98f5353 6.35 7.44 0.43 33.96 0.00 0.00 0.00 18:49:02 veth2423ede 0.00 0.52 0.00 0.03 0.00 0.00 0.00 18:49:02 eth0 3351.07 2527.72 16622.28 3273.71 0.00 0.00 0.00 18:50:02 veth45e9b8c 3.52 3.89 0.50 20.26 0.00 0.00 0.00 18:50:02 veth2423ede 0.00 0.32 0.00 0.01 0.00 0.00 0.00 18:50:02 eth0 115.38 74.42 505.66 74.49 0.00 0.00 0.00 18:50:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 18:51:01 veth2423ede 0.00 0.19 0.00 0.01 0.00 0.00 0.00 18:51:01 eth0 64.84 44.04 138.39 72.04 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 vetha25fc1e 0.07 0.07 0.00 0.01 0.00 0.00 0.00 18:52:01 veth398b2b5 2.18 3.49 0.15 29.72 0.00 0.00 0.00 18:52:01 veth2423ede 0.00 1.01 0.00 0.05 0.00 0.00 0.00 18:52:01 eth0 3423.22 2560.19 16573.74 3330.73 0.00 0.00 0.00 18:52:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 18:53:01 eth0 8.92 5.69 20.32 2.92 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 1040.61 1010.62 81.71 4305.78 0.00 0.00 0.00 18:54:01 eth0 0.25 0.22 0.42 0.02 0.00 0.00 0.00 18:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 18:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 18:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:57:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 18:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:58:01 eth0 0.33 0.25 0.15 0.08 0.00 0.00 0.00 18:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:59:01 eth0 0.08 0.10 0.01 0.01 0.00 0.00 0.00 18:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 19:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:01:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 19:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 19:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 19:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 141.63 108.33 689.80 163.85 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 52.09 50.59 4.09 215.55 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) 08/19/20 _x86_64_ (4 CPU) 18:42:05 LINUX RESTART 18:43:01 CPU %user %nice %system %iowait %steal %idle 18:44:01 all 14.77 0.00 5.09 1.74 0.12 78.28 18:44:01 0 15.99 0.00 7.02 5.04 0.12 71.82 18:44:01 1 10.98 0.00 4.41 0.81 0.14 83.66 18:44:01 2 13.98 0.00 4.52 0.27 0.12 81.11 18:44:01 3 18.16 0.00 4.44 0.84 0.12 76.45 18:45:02 all 15.68 0.00 9.07 6.06 0.21 68.98 18:45:02 0 13.93 0.00 9.31 6.98 0.22 69.57 18:45:02 1 16.19 0.00 8.21 7.98 0.20 67.42 18:45:02 2 13.62 0.00 9.74 5.24 0.18 71.22 18:45:02 3 19.00 0.00 8.99 4.07 0.24 67.70 18:46:01 all 43.70 0.00 13.02 9.13 0.13 34.02 18:46:01 0 42.43 0.00 13.29 6.95 0.12 37.20 18:46:01 1 42.88 0.00 12.99 9.27 0.14 34.71 18:46:01 2 45.63 0.00 12.28 11.23 0.12 30.74 18:46:01 3 43.83 0.00 13.55 9.09 0.12 33.41 18:47:01 all 24.89 0.00 9.91 3.39 0.12 61.68 18:47:01 0 27.21 0.00 10.02 2.08 0.12 60.57 18:47:01 1 24.65 0.00 10.19 4.00 0.14 61.03 18:47:01 2 23.89 0.00 9.81 3.73 0.10 62.47 18:47:01 3 23.82 0.00 9.61 3.76 0.15 62.66 18:48:04 all 19.57 0.00 25.53 22.36 0.22 32.32 18:48:04 0 21.06 0.00 24.72 22.00 0.25 31.97 18:48:04 1 19.28 0.00 25.47 23.35 0.25 31.65 18:48:04 2 18.18 0.00 25.96 21.63 0.22 34.01 18:48:04 3 19.77 0.00 25.96 22.47 0.17 31.64 18:49:02 all 51.48 0.00 15.92 16.51 0.15 15.93 18:49:02 0 51.09 0.00 16.58 15.50 0.15 16.69 18:49:02 1 53.24 0.00 15.36 12.76 0.11 18.52 18:49:02 2 50.56 0.00 15.57 16.11 0.16 17.60 18:49:02 3 51.01 0.00 16.22 21.70 0.16 10.91 18:50:02 all 14.50 0.00 16.56 29.88 0.14 38.92 18:50:02 0 14.11 0.00 16.51 25.76 0.17 43.45 18:50:02 1 16.91 0.00 17.45 27.37 0.12 38.15 18:50:02 2 13.45 0.00 16.12 35.04 0.14 35.25 18:50:02 3 13.50 0.00 16.13 31.37 0.16 38.84 18:51:01 all 40.49 0.00 19.20 25.42 0.16 14.73 18:51:01 0 40.37 0.00 20.63 19.47 0.12 19.40 18:51:01 1 41.97 0.00 17.96 25.75 0.18 14.15 18:51:01 2 39.98 0.00 18.74 29.89 0.16 11.23 18:51:01 3 39.62 0.00 19.46 26.60 0.16 14.16 18:52:01 all 27.61 0.00 14.18 23.02 0.19 35.01 18:52:01 0 26.47 0.00 14.66 20.20 0.12 38.55 18:52:01 1 26.86 0.00 13.31 23.05 0.22 36.56 18:52:01 2 27.55 0.00 13.73 23.74 0.22 34.76 18:52:01 3 29.60 0.00 15.03 25.12 0.19 30.06 18:53:01 all 0.72 0.00 0.62 1.00 0.02 97.64 18:53:01 0 0.48 0.00 0.65 1.24 0.03 97.60 18:53:01 1 0.73 0.00 0.73 1.87 0.00 96.66 18:53:01 2 1.08 0.00 0.57 0.22 0.03 98.10 18:53:01 3 0.55 0.00 0.52 0.67 0.00 98.26 18:54:01 all 0.15 0.00 0.03 0.00 0.00 99.82 18:54:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:54:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:54:01 2 0.52 0.00 0.03 0.02 0.00 99.43 18:54:01 3 0.02 0.00 0.02 0.00 0.00 99.97 18:55:01 all 0.15 0.00 0.03 0.00 0.00 99.82 18:55:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:55:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:55:01 2 0.52 0.00 0.02 0.02 0.00 99.45 18:55:01 3 0.02 0.00 0.03 0.00 0.00 99.95 18:56:01 all 0.15 0.00 0.02 0.00 0.00 99.81 18:56:01 0 0.52 0.00 0.02 0.00 0.02 99.45 18:56:01 1 0.03 0.00 0.03 0.02 0.00 99.92 18:56:01 2 0.05 0.00 0.03 0.00 0.00 99.92 18:56:01 3 0.02 0.00 0.02 0.02 0.00 99.95 18:57:01 all 0.16 0.00 0.03 0.01 0.00 99.80 18:57:01 0 0.50 0.00 0.02 0.02 0.00 99.47 18:57:01 1 0.05 0.00 0.02 0.00 0.00 99.93 18:57:01 2 0.03 0.00 0.07 0.00 0.00 99.90 18:57:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:58:01 all 0.15 0.00 0.05 0.02 0.00 99.78 18:58:01 0 0.52 0.00 0.08 0.07 0.00 99.33 18:58:01 1 0.03 0.00 0.05 0.02 0.02 99.88 18:58:01 2 0.03 0.00 0.05 0.00 0.00 99.92 18:58:01 3 0.00 0.00 0.02 0.00 0.00 99.98 18:59:01 all 0.15 0.00 0.02 0.00 0.00 99.82 18:59:01 0 0.52 0.00 0.00 0.00 0.00 99.48 18:59:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:59:01 2 0.05 0.00 0.03 0.00 0.02 99.90 18:59:01 3 0.03 0.00 0.02 0.00 0.00 99.95 19:00:01 all 0.10 0.00 0.03 0.00 0.00 99.85 19:00:01 0 0.33 0.00 0.05 0.00 0.00 99.62 19:00:01 1 0.03 0.00 0.02 0.00 0.00 99.95 19:00:01 2 0.03 0.00 0.03 0.02 0.00 99.92 19:00:01 3 0.02 0.00 0.03 0.00 0.02 99.93 19:01:01 all 0.16 0.00 0.03 0.00 0.00 99.80 19:01:01 0 0.50 0.00 0.07 0.00 0.00 99.43 19:01:01 1 0.05 0.00 0.03 0.00 0.00 99.92 19:01:01 2 0.05 0.00 0.03 0.00 0.00 99.92 19:01:01 3 0.03 0.00 0.00 0.02 0.00 99.95 19:02:01 all 0.15 0.00 0.04 0.02 0.00 99.79 19:02:01 0 0.52 0.00 0.02 0.00 0.02 99.44 19:02:01 1 0.02 0.00 0.03 0.03 0.00 99.92 19:02:01 2 0.05 0.00 0.08 0.03 0.00 99.83 19:02:01 3 0.02 0.00 0.03 0.00 0.00 99.95 19:03:01 all 0.17 0.00 0.03 0.00 0.00 99.80 19:03:01 0 0.52 0.00 0.02 0.00 0.00 99.47 19:03:01 1 0.05 0.00 0.03 0.00 0.00 99.92 19:03:01 2 0.03 0.00 0.05 0.00 0.02 99.90 19:03:01 3 0.05 0.00 0.02 0.00 0.00 99.93 Average: all 12.39 0.00 6.34 6.77 0.07 74.42 Average: 0 12.49 0.00 6.55 6.13 0.07 74.75 Average: 1 12.37 0.00 6.21 6.68 0.07 74.67 Average: 2 12.14 0.00 6.26 7.20 0.07 74.33 Average: 3 12.57 0.00 6.35 7.07 0.07 73.94