---> uname -a: Linux 761c6fdf6ab2 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 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/18 /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/18@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 615 111 0 1110 1136 Swap: 1023 88 935 ---> 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) 07/29/20 _x86_64_ (4 CPU) 10:27:35 LINUX RESTART 10:28:02 tps rtps wtps bread/s bwrtn/s 10:29:01 110.29 45.93 64.36 8189.47 17136.13 10:30:01 378.39 249.90 128.49 9741.50 55328.30 10:31:01 372.51 185.40 187.11 9110.61 35918.96 10:32:01 226.80 117.63 109.17 4564.03 38671.14 10:33:03 1800.58 1482.10 318.48 139555.87 199000.29 10:34:01 1365.05 1059.85 305.20 111626.68 120923.24 10:35:01 1468.03 1126.76 341.27 77180.93 112610.61 10:36:02 1929.36 1578.57 350.79 143456.23 146678.84 10:37:01 1089.03 796.96 292.07 55093.13 69762.39 10:38:01 11.56 1.70 9.86 49.68 294.24 10:39:01 0.77 0.42 0.35 130.94 4.76 10:40:01 0.32 0.10 0.22 1.20 2.53 10:41:01 0.33 0.10 0.23 1.60 1.97 10:42:01 0.43 0.15 0.28 2.13 3.13 10:43:01 1.88 1.67 0.22 53.29 2.36 10:44:01 0.90 0.07 0.83 1.33 15.54 10:45:01 0.37 0.02 0.35 0.13 4.43 10:46:01 0.27 0.02 0.25 0.13 3.48 10:47:01 0.30 0.02 0.28 0.13 2.90 Average: 462.06 350.97 111.09 29497.28 42094.93 10:28:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:29:01 69624 1811932 96.30 2620 1061908 1455872 49.69 626988 1022032 14036 10:30:01 73640 1807916 96.09 1516 1121228 1410724 48.15 564212 1040164 65868 10:31:01 463816 1417740 75.35 404 623136 1717236 58.61 621168 566376 27152 10:32:01 68340 1813216 96.37 396 1071848 1536024 52.42 683520 880984 99624 10:33:03 107196 1774360 94.30 24 1064980 1910672 65.21 726052 878208 102940 10:34:01 520108 1361448 72.36 24 595468 2489092 84.95 569120 579604 108 10:35:01 515816 1365740 72.59 24 722232 1552576 52.99 471304 703864 2632 10:36:02 167268 1714288 91.11 24 1003020 2472140 84.37 588396 919572 29688 10:37:01 591196 1290360 68.58 24 708320 1522656 51.97 453204 635224 12 10:38:01 634764 1246792 66.26 24 709336 1159116 39.56 439460 610908 20 10:39:01 630060 1251496 66.51 24 713252 1144796 39.07 445808 610284 16 10:40:01 630436 1251120 66.49 24 713232 1144748 39.07 445412 610320 8 10:41:01 630344 1251212 66.50 24 713236 1144712 39.07 445292 610352 8 10:42:01 630596 1250960 66.49 24 713240 1144712 39.07 445312 610412 8 10:43:01 628832 1252724 66.58 24 714160 1144712 39.07 446116 610812 16 10:44:01 628484 1253072 66.60 24 714172 1144784 39.07 445636 611480 8 10:45:01 628812 1252744 66.58 24 714180 1144712 39.07 445268 611488 8 10:46:01 628968 1252588 66.57 24 714192 1144712 39.07 445400 611496 12 10:47:01 628664 1252892 66.59 24 714196 1144712 39.07 445280 611496 16 Average: 467209 1414347 75.17 279 795018 1448879 49.45 513313 701846 18009 10:28:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 10:29:01 eth0 1686.69 1412.32 6411.93 189.84 0.00 0.00 0.00 10:29:01 veth9a4965b 881.43 818.62 82.33 2706.08 0.00 0.00 0.00 10:29:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 10:29:01 docker0 881.43 818.49 70.28 2706.06 0.00 0.00 0.00 10:30:01 eth0 1215.01 704.13 5957.02 2747.85 0.00 0.00 0.00 10:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 veth9097d41 48.04 62.58 3.34 339.00 0.00 0.00 0.00 10:30:01 docker0 48.07 62.46 2.69 338.99 0.00 0.00 0.00 10:31:01 eth0 271.20 168.24 1480.71 78.13 0.00 0.00 0.00 10:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:31:01 vethe63b23f 0.00 0.13 0.00 0.01 0.00 0.00 0.00 10:31:01 docker0 75.36 94.21 5.88 395.39 0.00 0.00 0.00 10:32:01 eth0 115.97 79.72 1695.70 66.08 0.00 0.00 0.00 10:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:33:03 veth1553a48 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:33:03 eth0 3236.11 2320.37 15177.13 3000.67 0.00 0.00 0.00 10:33:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 10:33:03 veth9a0fa04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:34:01 veth80b53d7 0.00 0.17 0.00 0.01 0.00 0.00 0.00 10:34:01 veth067a199 0.00 0.17 0.00 0.01 0.00 0.00 0.00 10:34:01 eth0 3488.49 2497.44 16198.24 3243.63 0.00 0.00 0.00 10:34:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 10:35:01 veth412da18 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:35:01 eth0 131.04 80.85 468.86 76.10 0.00 0.00 0.00 10:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:35:01 veth1d83b94 0.00 0.68 0.00 0.04 0.00 0.00 0.00 10:36:02 veth2192efd 0.00 0.25 0.00 0.02 0.00 0.00 0.00 10:36:02 veth5bcac97 0.00 0.25 0.00 0.02 0.00 0.00 0.00 10:36:02 eth0 3593.15 2557.79 16340.90 3276.65 0.00 0.00 0.00 10:36:02 veth58b3902 0.00 0.25 0.00 0.02 0.00 0.00 0.00 10:37:01 eth0 65.35 39.04 119.35 63.81 0.00 0.00 0.00 10:37:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 10:37:01 veth1d83b94 0.00 1.17 0.00 0.06 0.00 0.00 0.00 10:37:01 docker0 1083.58 1105.44 83.40 4273.21 0.00 0.00 0.00 10:38:01 eth0 1.90 1.43 2.22 0.86 0.00 0.00 0.00 10:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:39:01 eth0 0.45 0.33 0.50 0.08 0.00 0.00 0.00 10:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:41:01 eth0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 10:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:42:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 10:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:43:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 10:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:44:01 eth0 0.28 0.20 0.14 0.07 0.00 0.00 0.00 10:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 10:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:46:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 10:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:47:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 10:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 192.75 136.61 868.57 176.60 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 56.22 57.36 4.33 221.72 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) 07/29/20 _x86_64_ (4 CPU) 10:27:35 LINUX RESTART 10:28:02 CPU %user %nice %system %iowait %steal %idle 10:29:01 all 22.48 0.00 8.38 3.72 0.01 65.41 10:29:01 0 24.23 0.00 11.75 3.78 0.02 60.22 10:29:01 1 20.67 0.00 7.20 4.08 0.00 68.05 10:29:01 2 20.99 0.00 7.76 5.15 0.00 66.10 10:29:01 3 24.04 0.00 6.83 1.87 0.02 67.24 10:30:01 all 15.89 0.00 7.13 2.61 0.03 74.35 10:30:01 0 15.34 0.00 8.00 2.63 0.02 74.01 10:30:01 1 13.72 0.00 6.55 3.57 0.05 76.11 10:30:01 2 12.73 0.00 7.73 2.60 0.02 76.92 10:30:01 3 21.76 0.00 6.24 1.63 0.02 70.35 10:31:01 all 29.83 0.00 11.33 8.25 0.03 50.57 10:31:01 0 29.97 0.00 11.08 6.89 0.05 52.01 10:31:01 1 29.65 0.00 11.68 10.34 0.03 48.30 10:31:01 2 29.56 0.00 12.16 6.94 0.03 51.31 10:31:01 3 30.12 0.00 10.39 8.81 0.02 50.66 10:32:01 all 38.67 0.00 11.61 3.06 0.03 46.64 10:32:01 0 36.59 0.00 11.70 1.71 0.02 49.98 10:32:01 1 39.28 0.00 11.85 2.69 0.03 46.14 10:32:01 2 36.49 0.00 11.01 3.38 0.02 49.10 10:32:01 3 42.33 0.00 11.88 4.45 0.02 41.33 10:33:03 all 17.68 0.00 20.56 20.77 0.04 40.95 10:33:03 0 16.22 0.00 20.15 23.85 0.07 39.71 10:33:03 1 17.29 0.00 20.69 18.29 0.03 43.70 10:33:03 2 18.54 0.00 20.01 20.67 0.05 40.73 10:33:03 3 18.69 0.00 21.39 20.27 0.03 39.62 10:34:01 all 46.44 0.00 19.43 20.84 0.04 13.25 10:34:01 0 46.65 0.00 19.10 18.71 0.04 15.50 10:34:01 1 47.00 0.00 18.81 21.38 0.05 12.77 10:34:01 2 47.21 0.00 18.65 22.00 0.04 12.10 10:34:01 3 44.89 0.00 21.16 21.27 0.04 12.64 10:35:01 all 20.21 0.00 16.86 32.36 0.03 30.54 10:35:01 0 20.73 0.00 15.44 31.45 0.03 32.35 10:35:01 1 19.39 0.00 17.15 29.97 0.05 33.44 10:35:01 2 20.07 0.00 17.64 32.75 0.03 29.50 10:35:01 3 20.66 0.00 17.23 35.28 0.02 26.81 10:36:02 all 27.17 0.00 18.08 32.69 0.05 22.00 10:36:02 0 27.42 0.00 19.05 34.24 0.03 19.25 10:36:02 1 27.05 0.00 18.26 32.77 0.05 21.86 10:36:02 2 26.02 0.00 17.12 28.79 0.05 28.02 10:36:02 3 28.21 0.00 17.91 35.03 0.05 18.80 10:37:01 all 42.30 0.00 15.31 19.55 0.02 22.82 10:37:01 0 42.32 0.00 15.88 17.27 0.02 24.50 10:37:01 1 43.35 0.00 15.70 20.60 0.03 20.31 10:37:01 2 40.60 0.00 13.92 18.60 0.03 26.84 10:37:01 3 42.91 0.00 15.71 21.73 0.02 19.63 10:38:01 all 0.26 0.00 0.18 0.29 0.00 99.28 10:38:01 0 0.10 0.00 0.10 0.03 0.00 99.77 10:38:01 1 0.17 0.00 0.15 0.03 0.00 99.65 10:38:01 2 0.60 0.00 0.17 0.05 0.00 99.18 10:38:01 3 0.15 0.00 0.28 1.02 0.00 98.55 10:39:01 all 0.15 0.00 0.04 0.02 0.00 99.79 10:39:01 0 0.03 0.00 0.05 0.03 0.00 99.88 10:39:01 1 0.03 0.00 0.05 0.02 0.00 99.90 10:39:01 2 0.53 0.00 0.05 0.02 0.00 99.40 10:39:01 3 0.03 0.00 0.03 0.00 0.00 99.93 10:40:01 all 0.16 0.00 0.03 0.00 0.00 99.81 10:40:01 0 0.02 0.00 0.03 0.02 0.00 99.93 10:40:01 1 0.05 0.00 0.05 0.00 0.00 99.90 10:40:01 2 0.52 0.00 0.02 0.00 0.00 99.47 10:40:01 3 0.03 0.00 0.03 0.00 0.00 99.93 10:41:01 all 0.15 0.00 0.02 0.00 0.00 99.82 10:41:01 0 0.02 0.00 0.02 0.00 0.00 99.97 10:41:01 1 0.03 0.00 0.03 0.00 0.00 99.93 10:41:01 2 0.52 0.00 0.03 0.00 0.00 99.45 10:41:01 3 0.03 0.00 0.02 0.00 0.00 99.95 10:42:01 all 0.15 0.00 0.02 0.01 0.00 99.81 10:42:01 0 0.02 0.00 0.02 0.03 0.00 99.93 10:42:01 1 0.07 0.00 0.03 0.00 0.00 99.90 10:42:01 2 0.53 0.00 0.02 0.00 0.00 99.45 10:42:01 3 0.02 0.00 0.02 0.00 0.00 99.97 10:43:01 all 0.15 0.00 0.05 0.02 0.00 99.78 10:43:01 0 0.02 0.00 0.03 0.02 0.00 99.93 10:43:01 1 0.02 0.00 0.07 0.00 0.00 99.92 10:43:01 2 0.52 0.00 0.03 0.00 0.00 99.45 10:43:01 3 0.03 0.00 0.10 0.08 0.00 99.78 10:44:01 all 0.15 0.00 0.03 0.00 0.00 99.82 10:44:01 0 0.02 0.00 0.03 0.00 0.00 99.95 10:44:01 1 0.05 0.00 0.03 0.00 0.00 99.92 10:44:01 2 0.52 0.00 0.05 0.00 0.00 99.43 10:44:01 3 0.03 0.00 0.02 0.00 0.00 99.95 10:45:01 all 0.15 0.00 0.03 0.00 0.00 99.83 10:45:01 0 0.00 0.00 0.02 0.00 0.00 99.98 10:45:01 1 0.02 0.00 0.03 0.00 0.00 99.95 10:45:01 2 0.53 0.00 0.02 0.00 0.00 99.45 10:45:01 3 0.02 0.00 0.03 0.00 0.00 99.95 10:46:01 all 0.16 0.00 0.02 0.00 0.00 99.82 10:46:01 0 0.03 0.00 0.03 0.00 0.00 99.93 10:46:01 1 0.03 0.00 0.03 0.00 0.00 99.93 10:46:01 2 0.53 0.00 0.02 0.00 0.00 99.45 10:46:01 3 0.03 0.00 0.02 0.00 0.00 99.95 10:47:01 all 0.15 0.00 0.03 0.00 0.00 99.82 10:47:01 0 0.00 0.00 0.00 0.00 0.00 100.00 10:47:01 1 0.07 0.00 0.05 0.00 0.00 99.88 10:47:01 2 0.50 0.00 0.02 0.00 0.00 99.48 10:47:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 13.58 0.00 6.71 7.48 0.01 72.22 Average: 0 13.45 0.00 6.88 7.32 0.02 72.33 Average: 1 13.37 0.00 6.68 7.47 0.02 72.46 Average: 2 13.33 0.00 6.57 7.31 0.01 72.78 Average: 3 14.17 0.00 6.69 7.82 0.01 71.31