---> uname -a: Linux 8924789de7a9 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 13.4G 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 629 119 0 1088 1123 Swap: 1023 91 932 ---> 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 114: eth0@if115: 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) 08/01/20 _x86_64_ (4 CPU) 04:30:14 LINUX RESTART 04:31:01 tps rtps wtps bread/s bwrtn/s 04:32:01 61.64 15.25 46.40 4970.73 12642.13 04:33:02 389.41 238.80 150.61 10466.12 65744.19 04:34:01 357.95 182.44 175.51 7985.71 26715.67 04:35:01 172.93 83.93 88.99 3494.11 28867.07 04:36:01 1078.13 801.14 276.99 94246.02 169598.11 04:37:02 2411.41 2100.48 310.93 145254.45 154555.59 04:38:04 514.53 245.52 269.01 53703.95 92803.61 04:39:01 2489.34 2143.38 345.97 121973.08 139190.96 04:40:02 1506.14 1217.13 289.01 94024.70 96308.69 04:41:01 198.49 32.15 166.34 4008.66 14985.46 04:42:01 1.62 0.12 1.50 1.60 26.92 04:43:01 0.38 0.00 0.38 0.00 5.80 04:44:01 0.22 0.00 0.22 0.00 1.68 04:45:01 0.28 0.00 0.28 0.00 3.06 04:46:01 1.70 1.47 0.23 49.83 3.10 04:47:01 0.87 0.07 0.80 1.87 14.62 04:48:01 0.27 0.02 0.25 0.40 2.83 04:49:01 0.18 0.02 0.17 0.53 1.77 04:50:01 0.30 0.02 0.28 0.53 3.46 04:51:01 2.13 1.85 0.28 205.33 2.47 Average: 455.95 349.94 106.01 26952.38 40055.26 04:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:32:01 75864 1805692 95.97 2620 1066148 1455412 49.67 650168 993776 20 04:33:02 131412 1750144 93.02 1492 1036524 1509876 51.53 656752 890572 80884 04:34:01 360168 1521388 80.86 520 729292 1492480 50.94 630200 652932 19192 04:35:01 320480 1561076 82.97 472 872840 1254688 42.82 588152 729560 68172 04:36:01 436676 1444880 76.79 0 733792 2164612 73.87 560056 718396 0 04:37:02 267936 1613620 85.76 0 555072 3264092 111.40 738540 658140 24472 04:38:04 89316 1792240 95.25 0 1043064 2043228 69.73 670772 919304 56784 04:39:01 76244 1805312 95.95 0 1069408 2298892 78.46 707480 914300 38284 04:40:02 350820 1530736 81.35 0 722800 2468720 84.25 657852 665668 15500 04:41:01 640812 1240744 65.94 0 686760 1176896 40.17 451068 591344 20 04:42:01 644976 1236580 65.72 0 686752 1142876 39.00 448656 590432 16 04:43:01 645096 1236460 65.71 0 686780 1142876 39.00 448668 590388 8 04:44:01 645512 1236044 65.69 0 686796 1142876 39.00 448800 590388 8 04:45:01 645712 1235844 65.68 0 686820 1142876 39.00 448604 590392 12 04:46:01 643712 1237844 65.79 0 687620 1142948 39.01 449052 590956 16 04:47:01 643924 1237632 65.78 0 687632 1142936 39.01 448948 590980 12 04:48:01 644088 1237468 65.77 0 687644 1142876 39.00 448996 590992 20 04:49:01 644436 1237120 65.75 0 687640 1142876 39.00 449000 590992 8 04:50:01 644284 1237272 65.76 0 687664 1142876 39.00 449008 591024 8 04:51:01 637356 1244200 66.13 0 691272 1142936 39.01 452192 594484 16 Average: 459441 1422115 75.58 255 769616 1527892 52.14 540148 682251 15173 04:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:32:01 eth0 1326.47 1300.28 5249.96 138.28 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 veth90edc35 828.30 746.20 78.38 2658.14 0.00 0.00 0.00 04:32:01 docker0 828.30 746.06 67.06 2658.13 0.00 0.00 0.00 04:33:02 eth0 1385.41 845.04 7016.99 2789.57 0.00 0.00 0.00 04:33:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:02 docker0 35.97 49.28 1.86 358.83 0.00 0.00 0.00 04:34:01 vethcde51ec 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:34:01 eth0 3285.32 2527.74 14050.45 3036.25 0.00 0.00 0.00 04:34:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:34:01 docker0 972.13 914.68 77.50 3536.95 0.00 0.00 0.00 04:35:01 vethcde51ec 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 eth0 54.03 33.50 34.33 75.52 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 veth7318f00 0.00 0.02 0.00 0.00 0.00 0.00 0.00 04:36:01 veth1893da2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 eth0 3406.73 2600.20 15688.55 3112.25 0.00 0.00 0.00 04:36:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:37:02 veth339a400 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:37:02 veth8f460f8 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:37:02 eth0 32.84 22.26 18.88 46.79 0.00 0.00 0.00 04:37:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:04 veth6c7d00d 23.72 47.29 1.62 247.20 0.00 0.00 0.00 04:38:04 eth0 84.52 42.36 345.12 11.96 0.00 0.00 0.00 04:38:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:04 vethd471be6 0.00 0.47 0.00 0.02 0.00 0.00 0.00 04:39:01 vethc51628b 0.00 0.05 0.00 0.00 0.00 0.00 0.00 04:39:01 veth0238266 2.31 3.54 0.37 17.64 0.00 0.00 0.00 04:39:01 eth0 3848.10 2897.09 17303.67 3440.47 0.00 0.00 0.00 04:39:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:40:02 veth71f3763 0.00 0.25 0.00 0.02 0.00 0.00 0.00 04:40:02 eth0 50.47 35.09 66.55 53.67 0.00 0.00 0.00 04:40:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:02 veth828a735 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:41:01 eth0 76.27 55.58 179.94 56.59 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 1061.09 1066.63 82.74 4377.73 0.00 0.00 0.00 04:42:01 eth0 0.32 0.27 0.42 0.05 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.22 0.20 0.08 0.07 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.17 0.15 0.07 0.01 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 04:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 eth0 1.00 0.25 0.20 0.08 0.00 0.00 0.00 04:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 168.88 129.72 775.71 165.90 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 52.26 52.53 4.07 215.60 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) 08/01/20 _x86_64_ (4 CPU) 04:30:14 LINUX RESTART 04:31:01 CPU %user %nice %system %iowait %steal %idle 04:32:01 all 12.34 0.00 4.56 1.62 0.18 81.29 04:32:01 0 11.35 0.00 6.26 2.69 0.15 79.54 04:32:01 1 13.97 0.00 4.29 0.68 0.19 80.88 04:32:01 2 10.12 0.00 3.80 0.12 0.19 85.77 04:32:01 3 13.92 0.00 3.96 2.98 0.19 78.96 04:33:02 all 20.04 0.00 9.29 2.69 0.68 67.30 04:33:02 0 18.61 0.00 9.87 0.84 0.66 70.01 04:33:02 1 21.09 0.00 8.25 3.58 0.60 66.48 04:33:02 2 17.41 0.00 9.56 1.35 0.74 70.95 04:33:02 3 23.01 0.00 9.49 4.97 0.71 61.83 04:34:01 all 31.74 0.00 11.78 11.03 1.08 44.37 04:34:01 0 32.43 0.00 10.62 8.97 0.95 47.03 04:34:01 1 31.10 0.00 11.97 9.71 1.17 46.05 04:34:01 2 31.76 0.00 12.48 11.14 1.13 43.48 04:34:01 3 31.64 0.00 12.04 14.30 1.07 40.94 04:35:01 all 46.45 0.00 12.47 2.66 0.72 37.70 04:35:01 0 49.12 0.00 11.96 2.78 0.76 35.37 04:35:01 1 42.64 0.00 12.68 2.48 0.70 41.49 04:35:01 2 48.92 0.00 12.82 3.17 0.73 34.37 04:35:01 3 45.11 0.00 12.42 2.21 0.69 39.56 04:36:01 all 22.25 0.00 19.93 10.87 1.88 45.07 04:36:01 0 20.97 0.00 19.65 10.77 1.77 46.84 04:36:01 1 21.11 0.00 20.68 9.13 1.86 47.22 04:36:01 2 24.75 0.00 20.09 10.25 1.77 43.14 04:36:01 3 22.15 0.00 19.30 13.33 2.11 43.11 04:37:02 all 33.02 0.00 20.80 26.89 2.14 17.15 04:37:02 0 32.84 0.00 20.73 25.56 2.12 18.75 04:37:02 1 31.68 0.00 21.51 26.39 2.17 18.25 04:37:02 2 33.47 0.00 20.55 29.37 2.10 14.51 04:37:02 3 34.10 0.00 20.43 26.24 2.17 17.07 04:38:04 all 44.75 0.00 16.75 20.15 0.87 17.47 04:38:04 0 44.26 0.00 15.13 21.28 0.86 18.48 04:38:04 1 44.37 0.00 17.03 19.51 0.90 18.19 04:38:04 2 45.31 0.00 17.19 20.04 0.94 16.52 04:38:04 3 45.06 0.00 17.62 19.82 0.81 16.69 04:39:01 all 17.08 0.00 17.91 31.92 1.92 31.16 04:39:01 0 17.24 0.00 17.62 27.93 2.03 35.19 04:39:01 1 16.42 0.00 17.96 32.77 2.01 30.83 04:39:01 2 15.76 0.00 18.36 31.08 1.95 32.84 04:39:01 3 18.93 0.00 17.77 35.93 1.70 25.68 04:40:02 all 56.23 0.00 19.31 14.76 1.32 8.38 04:40:02 0 55.20 0.00 20.04 14.75 1.52 8.49 04:40:02 1 57.40 0.00 19.08 14.52 1.18 7.82 04:40:02 2 57.34 0.00 18.26 16.28 1.34 6.77 04:40:02 3 54.98 0.00 19.86 13.50 1.21 10.45 04:41:01 all 10.50 0.00 6.56 13.85 0.14 68.95 04:41:01 0 10.70 0.00 6.87 14.09 0.10 68.24 04:41:01 1 10.31 0.00 6.30 12.98 0.21 70.20 04:41:01 2 10.46 0.00 6.99 12.64 0.14 69.78 04:41:01 3 10.54 0.00 6.06 15.70 0.12 67.58 04:42:01 all 0.15 0.00 0.03 0.00 0.00 99.82 04:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 1 0.50 0.00 0.05 0.00 0.00 99.45 04:42:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 3 0.03 0.00 0.05 0.02 0.02 99.88 04:43:01 all 0.11 0.00 0.03 0.00 0.00 99.86 04:43:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:43:01 1 0.33 0.00 0.02 0.00 0.00 99.65 04:43:01 2 0.03 0.00 0.02 0.00 0.00 99.95 04:43:01 3 0.05 0.00 0.03 0.00 0.00 99.92 04:44:01 all 0.05 0.00 0.03 0.00 0.00 99.91 04:44:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:44:01 1 0.12 0.00 0.03 0.00 0.00 99.85 04:44:01 2 0.00 0.00 0.02 0.00 0.00 99.98 04:44:01 3 0.03 0.00 0.03 0.00 0.02 99.92 04:45:01 all 0.15 0.00 0.03 0.00 0.00 99.82 04:45:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:45:01 1 0.18 0.00 0.02 0.00 0.00 99.80 04:45:01 2 0.37 0.00 0.03 0.00 0.00 99.60 04:45:01 3 0.07 0.00 0.05 0.00 0.00 99.88 04:46:01 all 0.15 0.00 0.07 0.02 0.00 99.76 04:46:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:46:01 1 0.12 0.00 0.08 0.00 0.00 99.80 04:46:01 2 0.43 0.00 0.07 0.00 0.00 99.50 04:46:01 3 0.02 0.00 0.08 0.07 0.00 99.83 04:47:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:47:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:47:01 1 0.55 0.00 0.03 0.00 0.00 99.42 04:47:01 2 0.05 0.00 0.05 0.00 0.02 99.88 04:47:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 all 0.14 0.00 0.03 0.00 0.00 99.83 04:48:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:48:01 1 0.50 0.00 0.05 0.00 0.00 99.45 04:48:01 2 0.03 0.00 0.05 0.02 0.00 99.90 04:48:01 3 0.02 0.00 0.00 0.00 0.00 99.98 04:49:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:49:01 0 0.02 0.00 0.02 0.00 0.02 99.95 04:49:01 1 0.23 0.00 0.00 0.00 0.02 99.75 04:49:01 2 0.32 0.00 0.05 0.00 0.00 99.63 04:49:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:50:01 all 0.14 0.00 0.03 0.00 0.00 99.82 04:50:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:50:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:50:01 2 0.48 0.00 0.08 0.00 0.00 99.43 04:50:01 3 0.02 0.00 0.00 0.00 0.00 99.98 04:51:01 all 0.04 0.00 0.04 0.06 0.00 99.86 04:51:01 0 0.03 0.00 0.03 0.00 0.02 99.92 04:51:01 1 0.03 0.00 0.05 0.25 0.00 99.67 04:51:01 2 0.08 0.00 0.05 0.00 0.00 99.87 04:51:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 14.48 0.00 6.80 6.61 0.53 71.58 Average: 0 14.36 0.00 6.78 6.31 0.53 72.02 Average: 1 14.34 0.00 6.82 6.39 0.53 71.92 Average: 2 14.55 0.00 6.84 6.55 0.53 71.52 Average: 3 14.66 0.00 6.76 7.18 0.52 70.88