---> uname -a: Linux df2b595575c1 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 13.7G 36.3G 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 13.7G 36.3G 27% /etc/resolv.conf /dev/vda1 50.0G 13.7G 36.3G 27% /etc/hostname /dev/vda1 50.0G 13.7G 36.3G 27% /etc/hosts /dev/vda1 50.0G 13.7G 36.3G 27% /var/log/sa /dev/vda1 50.0G 13.7G 36.3G 27% /w/workspace/edgex-go/128@tmp /dev/vda1 50.0G 13.7G 36.3G 27% /w/workspace/edgex-go/128 ---> free -m: total used free shared buff/cache available Mem: 1837 664 116 0 1056 1117 Swap: 1023 72 951 ---> 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 204: eth0@if205: 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) 08/21/20 _x86_64_ (4 CPU) 07:26:10 LINUX RESTART 07:27:01 tps rtps wtps bread/s bwrtn/s 07:28:01 138.59 59.45 79.14 8314.16 35809.73 07:29:01 465.01 242.43 222.58 8277.75 60002.91 07:30:04 1574.91 1275.67 299.24 110309.15 163487.74 07:31:02 1207.62 937.26 270.35 62376.38 81886.27 07:32:01 2167.55 1804.37 363.18 110899.68 153898.77 07:33:01 1220.43 917.33 303.10 70174.54 89934.71 07:34:01 233.56 36.54 197.02 5473.68 17601.49 07:35:01 28.80 17.18 11.62 2671.73 240.46 07:36:01 0.45 0.02 0.43 0.53 6.83 07:37:01 0.78 0.52 0.27 17.05 2.75 07:38:01 0.23 0.05 0.18 0.40 2.02 07:39:01 0.28 0.02 0.27 0.13 3.16 07:40:01 0.32 0.02 0.30 0.27 2.65 07:41:01 0.30 0.00 0.30 0.00 3.53 07:42:01 1.67 1.45 0.22 49.95 2.60 07:43:01 303.48 166.86 136.62 6936.48 34054.73 07:44:01 41.35 8.54 32.81 575.20 1217.60 07:45:01 34.43 5.43 29.00 140.24 459.88 07:46:01 28.75 1.71 27.04 75.78 441.98 07:47:01 25.85 0.27 25.59 93.09 415.05 07:48:02 81.92 17.36 64.56 2437.72 17884.56 07:49:01 245.66 133.56 112.10 9532.74 26971.43 Average: 355.13 256.28 98.85 18207.15 31278.70 07:27:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:28:01 104428 1777128 94.45 2596 1144076 1367600 46.67 658228 951060 43816 07:29:01 360712 1520844 80.83 1492 842272 1103380 37.66 528208 743020 12 07:30:04 69400 1812156 96.31 0 1049416 2129020 72.66 777964 864764 83076 07:31:02 470564 1410992 74.99 0 701780 1584668 54.08 571468 628764 6924 07:32:01 70260 1811296 96.27 0 1141532 1780236 60.76 642252 989712 7832 07:33:01 237720 1643836 87.37 0 947176 2096292 71.54 598852 828864 0 07:34:01 269504 1612052 85.68 0 988112 1424340 48.61 630272 760556 32 07:35:01 227276 1654280 87.92 0 1067276 1183248 40.38 664536 769316 16 07:36:01 232376 1649180 87.65 0 1067284 1140060 38.91 660804 769136 8 07:37:01 232220 1649336 87.66 0 1067768 1140176 38.91 660788 769628 8 07:38:01 232600 1648956 87.64 0 1067772 1140060 38.91 660692 769632 12 07:39:01 232884 1648672 87.62 0 1067792 1140060 38.91 660700 769648 8 07:40:01 232644 1648912 87.64 0 1067792 1140060 38.91 660580 769648 8 07:41:01 232808 1648748 87.63 0 1067804 1140060 38.91 660704 769656 8 07:42:01 230988 1650568 87.72 0 1068608 1140156 38.91 661032 770240 16 07:43:01 186424 1695132 90.09 0 1040204 1341228 45.77 705040 726236 24 07:44:01 192668 1688888 89.76 0 1045996 1436296 49.02 725776 715628 40 07:45:01 230212 1651344 87.76 0 1046056 1137996 38.84 699644 705080 24 07:46:01 232800 1648756 87.63 0 1046280 1327912 45.32 703476 697164 44 07:47:01 241436 1640120 87.17 0 1049112 1209488 41.28 695836 697240 48 07:48:02 77004 1804552 95.91 0 1146544 1520484 51.89 681736 855624 75192 07:49:01 92400 1789156 95.09 0 1100492 1540284 52.57 601328 878572 87536 Average: 213151 1668405 88.67 186 1037779 1371050 46.79 659542 781781 13849 07:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:28:01 eth0 1924.99 1522.69 8683.99 2847.36 0.00 0.00 0.00 07:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:28:01 docker0 780.88 629.30 64.71 2641.86 0.00 0.00 0.00 07:29:01 eth0 319.27 215.00 1924.47 29.16 0.00 0.00 0.00 07:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:29:01 docker0 110.49 146.87 8.03 833.06 0.00 0.00 0.00 07:30:04 veth65e60ae 0.00 0.43 0.00 0.02 0.00 0.00 0.00 07:30:04 eth0 3017.31 2215.87 14956.39 2880.03 0.00 0.00 0.00 07:30:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 07:30:04 docker0 867.94 763.18 70.40 3455.64 0.00 0.00 0.00 07:31:02 veth65e60ae 0.00 0.09 0.00 0.00 0.00 0.00 0.00 07:31:02 eth0 57.91 38.23 101.04 59.68 0.00 0.00 0.00 07:31:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:31:02 docker0 13.96 18.59 0.73 74.51 0.00 0.00 0.00 07:32:01 veth65e60ae 0.00 0.29 0.00 0.01 0.00 0.00 0.00 07:32:01 eth0 93.94 60.15 268.92 67.78 0.00 0.00 0.00 07:32:01 veth8217187 2.94 4.67 0.19 29.51 0.00 0.00 0.00 07:32:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 07:33:01 veth4e8d016 0.00 0.15 0.00 0.01 0.00 0.00 0.00 07:33:01 veth65e60ae 0.00 0.88 0.00 0.04 0.00 0.00 0.00 07:33:01 eth0 3350.57 2442.27 16097.02 3196.36 0.00 0.00 0.00 07:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 eth0 209.46 170.50 495.87 466.08 0.00 0.00 0.00 07:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 docker0 994.26 919.00 79.12 4397.83 0.00 0.00 0.00 07:35:01 eth0 319.58 323.73 153.13 1301.47 0.00 0.00 0.00 07:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 eth0 0.08 0.08 0.01 0.03 0.00 0.00 0.00 07:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 eth0 4.58 4.43 0.42 7.01 0.00 0.00 0.00 07:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 eth0 0.08 0.15 0.01 0.01 0.00 0.00 0.00 07:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:39:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 07:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 07:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:41:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 07:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:42:01 eth0 0.83 0.73 0.18 6.42 0.00 0.00 0.00 07:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:43:01 eth0 174.33 131.82 3962.08 22.21 0.00 0.00 0.00 07:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:43:01 docker0 41.16 40.78 3.82 235.04 0.00 0.00 0.00 07:44:01 eth0 132.91 106.84 260.45 113.29 0.00 0.00 0.00 07:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:44:01 veth4e6c453 0.57 0.80 0.20 0.31 0.00 0.00 0.00 07:44:01 docker0 1023.16 948.36 82.54 4562.86 0.00 0.00 0.00 07:45:01 eth0 123.26 97.30 107.36 99.32 0.00 0.00 0.00 07:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:45:01 docker0 4.20 3.71 1.07 1.86 0.00 0.00 0.00 07:46:01 vethf0f9fa2 0.30 0.32 0.05 0.14 0.00 0.00 0.00 07:46:01 eth0 4445.70 3377.19 21222.44 5312.72 0.00 0.00 0.00 07:46:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 07:46:01 docker0 1031.36 955.64 84.57 4566.50 0.00 0.00 0.00 07:47:01 eth0 119.14 90.13 97.27 89.00 0.00 0.00 0.00 07:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:47:01 veth364988b 0.45 0.57 0.12 0.21 0.00 0.00 0.00 07:47:01 docker0 4.05 3.83 1.16 1.90 0.00 0.00 0.00 07:48:02 eth0 2147.39 1408.42 6115.45 238.79 0.00 0.00 0.00 07:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:02 docker0 2.45 2.22 0.67 1.13 0.00 0.00 0.00 07:49:01 eth0 275.32 188.46 2631.60 87.61 0.00 0.00 0.00 07:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 docker0 63.10 96.87 3.84 204.86 0.00 0.00 0.00 Average: eth0 282.97 208.75 1221.03 257.73 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 50.06 48.10 4.10 217.13 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) 08/21/20 _x86_64_ (4 CPU) 07:26:10 LINUX RESTART 07:27:01 CPU %user %nice %system %iowait %steal %idle 07:28:01 all 19.55 0.00 7.42 2.71 0.02 70.30 07:28:01 0 18.17 0.00 9.03 0.84 0.00 71.96 07:28:01 1 33.79 0.00 7.04 3.44 0.02 55.72 07:28:01 2 16.08 0.00 7.60 3.71 0.02 72.60 07:28:01 3 10.10 0.00 6.03 2.84 0.02 81.02 07:29:01 all 12.57 0.00 9.55 6.39 0.03 71.46 07:29:01 0 11.84 0.00 8.61 5.67 0.03 73.84 07:29:01 1 11.83 0.00 10.34 6.78 0.03 71.02 07:29:01 2 13.23 0.00 10.52 7.74 0.02 68.49 07:29:01 3 13.39 0.00 8.71 5.39 0.03 72.47 07:30:04 all 18.72 0.00 22.68 17.24 0.05 41.33 07:30:04 0 17.49 0.00 22.68 14.96 0.03 44.84 07:30:04 1 18.89 0.00 22.48 19.46 0.05 39.12 07:30:04 2 19.47 0.00 22.95 17.14 0.07 40.38 07:30:04 3 19.02 0.00 22.60 17.37 0.03 40.97 07:31:02 all 50.76 0.00 19.60 18.04 0.03 11.57 07:31:02 0 50.65 0.00 20.24 18.32 0.04 10.75 07:31:02 1 50.37 0.00 18.48 17.82 0.02 13.32 07:31:02 2 51.17 0.00 20.27 18.34 0.02 10.20 07:31:02 3 50.85 0.00 19.41 17.70 0.04 12.01 07:32:01 all 17.41 0.00 22.59 30.78 0.04 29.18 07:32:01 0 18.51 0.00 22.95 29.29 0.03 29.22 07:32:01 1 16.92 0.00 22.18 29.97 0.05 30.88 07:32:01 2 17.86 0.00 24.30 31.91 0.09 25.85 07:32:01 3 16.35 0.00 20.90 31.96 0.02 30.77 07:33:01 all 54.02 0.00 21.15 15.84 0.03 8.95 07:33:01 0 54.79 0.00 20.56 16.03 0.03 8.58 07:33:01 1 53.15 0.00 21.15 15.72 0.03 9.95 07:33:01 2 56.13 0.00 19.69 16.18 0.03 7.96 07:33:01 3 52.01 0.00 23.21 15.43 0.05 9.31 07:34:01 all 14.61 0.00 8.49 13.38 0.01 63.50 07:34:01 0 13.97 0.00 8.12 10.71 0.02 67.19 07:34:01 1 15.84 0.00 8.19 14.54 0.00 61.43 07:34:01 2 13.66 0.00 8.72 15.71 0.02 61.90 07:34:01 3 14.98 0.00 8.95 12.57 0.00 63.50 07:35:01 all 7.42 0.00 2.49 0.37 0.01 89.70 07:35:01 0 7.70 0.00 2.89 0.32 0.00 89.09 07:35:01 1 7.26 0.00 2.13 0.39 0.02 90.21 07:35:01 2 7.35 0.00 2.56 0.42 0.02 89.65 07:35:01 3 7.38 0.00 2.37 0.35 0.02 89.88 07:36:01 all 0.04 0.00 0.04 0.00 0.00 99.92 07:36:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:36:01 1 0.05 0.00 0.05 0.00 0.00 99.90 07:36:01 2 0.03 0.00 0.03 0.00 0.00 99.93 07:36:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:37:01 all 0.05 0.00 0.04 0.01 0.00 99.90 07:37:01 0 0.07 0.00 0.05 0.00 0.00 99.88 07:37:01 1 0.02 0.00 0.03 0.00 0.00 99.95 07:37:01 2 0.07 0.00 0.03 0.03 0.00 99.87 07:37:01 3 0.07 0.00 0.07 0.00 0.00 99.87 07:38:01 all 0.02 0.00 0.03 0.00 0.00 99.95 07:38:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:38:01 1 0.02 0.00 0.03 0.00 0.00 99.95 07:38:01 2 0.00 0.00 0.02 0.00 0.00 99.98 07:38:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:39:01 all 0.03 0.00 0.02 0.00 0.00 99.95 07:39:01 0 0.03 0.00 0.02 0.00 0.00 99.95 07:39:01 1 0.02 0.00 0.03 0.00 0.00 99.95 07:39:01 2 0.05 0.00 0.03 0.02 0.00 99.90 07:39:01 3 0.02 0.00 0.02 0.00 0.00 99.97 07:40:01 all 0.02 0.00 0.03 0.00 0.00 99.95 07:40:01 0 0.00 0.00 0.02 0.00 0.00 99.98 07:40:01 1 0.02 0.00 0.02 0.00 0.00 99.97 07:40:01 2 0.03 0.00 0.05 0.00 0.00 99.92 07:40:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:41:01 all 0.03 0.00 0.02 0.00 0.00 99.95 07:41:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:41:01 1 0.00 0.00 0.02 0.00 0.00 99.98 07:41:01 2 0.02 0.00 0.03 0.00 0.00 99.95 07:41:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:42:01 all 0.05 0.00 0.06 0.02 0.00 99.88 07:42:01 0 0.05 0.00 0.07 0.00 0.00 99.88 07:42:01 1 0.08 0.00 0.05 0.00 0.00 99.87 07:42:01 2 0.05 0.00 0.12 0.08 0.00 99.75 07:42:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:43:01 all 8.10 0.00 5.91 5.72 0.02 80.25 07:43:01 0 7.28 0.00 5.32 3.58 0.03 83.79 07:43:01 1 8.32 0.00 6.52 5.17 0.00 79.98 07:43:01 2 8.29 0.00 5.54 7.87 0.02 78.28 07:43:01 3 8.51 0.00 6.22 6.27 0.02 78.98 07:44:01 all 3.87 0.00 4.06 0.73 0.01 91.34 07:44:01 0 4.09 0.00 4.34 0.57 0.00 91.00 07:44:01 1 4.00 0.00 4.13 1.41 0.00 90.46 07:44:01 2 3.49 0.00 3.14 0.65 0.03 92.68 07:44:01 3 3.89 0.00 4.61 0.29 0.00 91.22 07:45:01 all 3.44 0.00 3.76 0.78 0.01 92.01 07:45:01 0 3.62 0.00 4.24 1.26 0.02 90.87 07:45:01 1 3.70 0.00 4.22 0.69 0.02 91.37 07:45:01 2 3.16 0.00 3.16 0.60 0.00 93.08 07:45:01 3 3.28 0.00 3.43 0.59 0.02 92.68 07:46:01 all 3.22 0.00 3.34 0.55 0.01 92.88 07:46:01 0 3.06 0.00 3.22 0.32 0.00 93.40 07:46:01 1 3.69 0.00 3.81 0.60 0.00 91.89 07:46:01 2 3.07 0.00 3.09 0.55 0.02 93.28 07:46:01 3 3.06 0.00 3.22 0.71 0.00 93.01 07:47:01 all 2.86 0.00 3.07 0.46 0.01 93.61 07:47:01 0 3.05 0.00 3.56 0.37 0.02 93.01 07:47:01 1 2.72 0.00 3.02 0.40 0.00 93.86 07:47:01 2 3.13 0.00 3.19 0.45 0.00 93.23 07:47:01 3 2.52 0.00 2.50 0.62 0.02 94.35 07:48:02 all 8.94 0.00 6.63 1.05 0.01 83.37 07:48:02 0 8.08 0.00 7.26 0.90 0.02 83.75 07:48:02 1 9.32 0.00 6.49 1.54 0.02 82.63 07:48:02 2 9.09 0.00 6.28 1.01 0.02 83.60 07:48:02 3 9.29 0.00 6.50 0.74 0.02 83.45 07:49:01 all 10.04 0.00 7.61 4.72 0.01 77.62 07:49:01 0 8.79 0.00 7.05 3.37 0.00 80.79 07:49:01 1 9.58 0.00 7.33 6.18 0.02 76.89 07:49:01 2 12.72 0.00 8.17 7.21 0.02 71.88 07:49:01 3 9.04 0.00 7.89 2.08 0.02 80.98 Average: all 10.54 0.00 6.68 5.31 0.01 77.46 Average: 0 10.34 0.00 6.76 4.76 0.01 78.13 Average: 1 11.17 0.00 6.65 5.56 0.01 76.61 Average: 2 10.66 0.00 6.72 5.80 0.02 76.81 Average: 3 10.00 0.00 6.59 5.12 0.01 78.28