---> uname -a: Linux c4803837bf84 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/7@tmp /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/7 ---> free -m: total used free shared buff/cache available Mem: 1837 652 166 0 1017 1104 Swap: 1023 61 962 ---> 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) 08/19/20 _x86_64_ (4 CPU) 00:29:40 LINUX RESTART 00:30:01 tps rtps wtps bread/s bwrtn/s 00:31:01 195.77 98.60 97.17 11963.55 45580.65 00:32:01 376.48 256.31 120.17 9923.72 59315.22 00:33:01 353.56 180.54 173.02 8561.81 31978.16 00:34:01 220.97 108.69 112.28 4777.90 34519.23 00:35:02 1105.03 818.21 286.82 100137.60 172584.20 00:36:02 2331.97 2017.30 314.67 147752.35 157084.51 00:37:01 870.99 513.91 357.08 108467.17 153595.97 00:38:01 2401.51 2062.76 338.75 162607.86 174570.95 00:39:01 337.46 78.94 258.53 7253.40 35707.14 00:40:01 68.11 20.57 47.54 3270.57 1788.90 00:41:01 1.52 0.03 1.48 1.07 21.37 00:42:01 0.28 0.02 0.27 0.53 3.66 00:43:01 0.27 0.02 0.25 0.53 2.66 00:44:01 0.23 0.00 0.23 0.00 1.80 00:45:02 1.90 1.65 0.25 54.35 3.01 00:46:01 0.85 0.05 0.80 1.63 14.89 00:47:01 0.30 0.02 0.28 0.53 3.51 00:48:01 0.28 0.00 0.28 0.00 2.96 00:49:01 0.30 0.00 0.30 0.00 3.93 00:50:01 0.23 0.00 0.23 0.00 2.60 Average: 413.13 307.63 105.50 28206.17 43346.68 00:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:31:01 69856 1811700 96.29 2620 1191032 1318908 45.01 525584 1120796 102676 00:32:01 153900 1727656 91.82 1492 1085032 1304176 44.51 553768 968884 64 00:33:01 198520 1683036 89.45 1356 973588 1741612 59.44 678548 757700 88536 00:34:01 209952 1671604 88.84 484 880144 1500128 51.20 720628 706224 53944 00:35:02 142832 1738724 92.41 0 1065416 2149984 73.38 595292 968632 20320 00:36:02 276276 1605280 85.32 0 665648 3344720 114.15 690696 702560 6888 00:37:01 80648 1800908 95.71 0 1183808 1709408 58.34 712912 912592 86900 00:38:01 91548 1790008 95.13 0 673172 4394796 149.99 821352 746528 32004 00:39:01 315248 1566308 83.25 0 888448 1970856 67.26 633632 699828 0 00:40:01 365708 1515848 80.56 0 931368 1185408 40.46 550824 740708 8 00:41:01 368328 1513228 80.42 0 931360 1162780 39.68 549848 739508 8 00:42:01 369132 1512424 80.38 0 931384 1154556 39.40 549308 739212 8 00:43:01 369388 1512168 80.37 0 931380 1154556 39.40 549332 739212 8 00:44:01 369704 1511852 80.35 0 931400 1154556 39.40 549332 739228 8 00:45:02 367812 1513744 80.45 0 932424 1154556 39.40 549520 740084 16 00:46:01 367028 1514528 80.49 0 932424 1154628 39.41 550048 740084 8 00:47:01 367440 1514116 80.47 0 932444 1154556 39.40 549428 740116 8 00:48:01 367760 1513796 80.45 0 932456 1154556 39.40 549560 740116 8 00:49:01 367416 1514140 80.47 0 932468 1154556 39.40 549568 740116 16 00:50:01 367564 1513992 80.46 0 932472 1154556 39.40 549568 740116 8 Average: 279303 1602253 85.16 298 942893 1608693 54.90 598937 786112 19572 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:31:01 eth0 1337.98 1288.75 5409.50 168.73 0.00 0.00 0.00 00:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:31:01 veth4c21d0d 668.25 444.85 60.12 1764.29 0.00 0.00 0.00 00:31:01 docker0 668.25 444.72 50.98 1764.28 0.00 0.00 0.00 00:32:01 eth0 1332.29 899.22 6481.78 2767.13 0.00 0.00 0.00 00:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 docker0 361.94 254.88 26.22 887.31 0.00 0.00 0.00 00:33:01 eth0 382.44 289.47 1942.42 78.54 0.00 0.00 0.00 00:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 veth8a85e92 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:33:01 docker0 1159.07 868.20 86.65 3484.54 0.00 0.00 0.00 00:34:01 eth0 59.35 39.60 35.61 64.06 0.00 0.00 0.00 00:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 veth8a85e92 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:02 veth57c29ea 0.00 0.05 0.00 0.00 0.00 0.00 0.00 00:35:02 veth3921498 0.00 0.26 0.00 0.02 0.00 0.00 0.00 00:35:02 eth0 3210.88 2580.12 15570.23 3080.39 0.00 0.00 0.00 00:35:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:36:02 veth3921498 0.00 0.19 0.00 0.01 0.00 0.00 0.00 00:36:02 veth1b80181 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:36:02 veth668695a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 00:36:02 eth0 3324.84 2664.56 15992.34 3193.42 0.00 0.00 0.00 00:37:01 veth460ab9f 1.59 2.82 0.11 17.66 0.00 0.00 0.00 00:37:01 veth12ef557 1.37 1.69 0.09 6.25 0.00 0.00 0.00 00:37:01 veth3921498 0.00 0.64 0.00 0.03 0.00 0.00 0.00 00:37:01 vethb023442 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:01 veth893afe5 0.00 0.12 0.00 0.01 0.00 0.00 0.00 00:38:01 veth3921498 0.00 0.22 0.00 0.01 0.00 0.00 0.00 00:38:01 vetha65fa6b 0.00 0.10 0.00 0.01 0.00 0.00 0.00 00:38:01 veth8433d14 0.00 0.12 0.00 0.01 0.00 0.00 0.00 00:39:01 veth3921498 0.00 0.18 0.00 0.01 0.00 0.00 0.00 00:39:01 vethd318a93 0.00 0.02 0.00 0.00 0.00 0.00 0.00 00:39:01 eth0 3520.53 2776.01 16521.86 3325.18 0.00 0.00 0.00 00:39:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:40:01 eth0 35.82 24.92 72.83 27.38 0.00 0.00 0.00 00:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 docker0 1229.48 998.17 90.72 4298.01 0.00 0.00 0.00 00:41:01 eth0 0.30 0.23 0.14 0.08 0.00 0.00 0.00 00:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 00:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 00:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 00:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:02 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 00:45:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 eth0 0.30 0.22 0.14 0.07 0.00 0.00 0.00 00:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 00:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 00:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 00:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 177.50 139.71 829.33 167.91 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 61.57 49.98 4.54 215.22 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) 00:29:40 LINUX RESTART 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:31:01 all 19.81 0.00 10.99 11.19 0.03 57.98 00:31:01 0 20.89 0.00 12.39 12.08 0.03 54.61 00:31:01 1 19.37 0.00 9.64 9.05 0.02 61.92 00:31:01 2 16.98 0.00 10.96 12.35 0.02 59.70 00:31:01 3 22.04 0.00 10.95 11.29 0.02 55.70 00:32:01 all 20.01 0.00 8.13 1.96 0.02 69.89 00:32:01 0 16.12 0.00 8.13 2.15 0.02 73.58 00:32:01 1 30.32 0.00 8.75 3.05 0.02 57.87 00:32:01 2 16.69 0.00 8.63 0.92 0.03 73.73 00:32:01 3 16.79 0.00 7.03 1.75 0.03 74.40 00:33:01 all 23.83 0.00 10.67 6.65 0.02 58.82 00:33:01 0 24.70 0.00 11.37 5.81 0.02 58.11 00:33:01 1 23.50 0.00 10.89 7.98 0.02 57.62 00:33:01 2 23.90 0.00 10.12 6.23 0.02 59.74 00:33:01 3 23.26 0.00 10.27 6.56 0.02 59.89 00:34:01 all 45.45 0.00 12.87 6.25 0.02 35.42 00:34:01 0 45.11 0.00 13.02 6.56 0.02 35.29 00:34:01 1 42.98 0.00 12.54 7.38 0.00 37.09 00:34:01 2 46.73 0.00 11.93 3.86 0.03 37.45 00:34:01 3 46.98 0.00 14.01 7.18 0.02 31.82 00:35:02 all 19.66 0.00 20.46 11.94 0.02 47.92 00:35:02 0 17.95 0.00 19.79 13.64 0.02 48.60 00:35:02 1 18.70 0.00 20.15 10.01 0.02 51.13 00:35:02 2 20.54 0.00 20.79 12.47 0.02 46.18 00:35:02 3 21.45 0.00 21.07 11.67 0.02 45.80 00:36:02 all 35.39 0.00 21.58 26.51 0.03 16.49 00:36:02 0 35.88 0.00 22.57 27.63 0.02 13.90 00:36:02 1 34.36 0.00 20.14 27.31 0.05 18.14 00:36:02 2 35.39 0.00 23.59 27.10 0.02 13.91 00:36:02 3 35.94 0.00 20.04 23.92 0.04 20.07 00:37:01 all 31.86 0.00 21.04 22.81 0.03 24.26 00:37:01 0 32.58 0.00 20.46 24.20 0.03 22.71 00:37:01 1 31.02 0.00 21.74 23.11 0.03 24.09 00:37:01 2 32.75 0.00 21.13 19.44 0.03 26.64 00:37:01 3 31.09 0.00 20.84 24.45 0.03 23.58 00:38:01 all 24.69 0.00 23.53 28.49 0.04 23.24 00:38:01 0 24.27 0.00 22.80 29.21 0.05 23.67 00:38:01 1 23.77 0.00 24.94 31.60 0.05 19.64 00:38:01 2 24.35 0.00 24.13 27.38 0.05 24.09 00:38:01 3 26.38 0.00 22.25 25.76 0.02 25.59 00:39:01 all 44.76 0.00 13.52 17.49 0.02 24.21 00:39:01 0 44.85 0.00 14.00 17.20 0.02 23.94 00:39:01 1 44.66 0.00 13.16 20.02 0.02 22.14 00:39:01 2 45.02 0.00 13.54 14.83 0.02 26.59 00:39:01 3 44.51 0.00 13.35 17.92 0.03 24.18 00:40:01 all 3.96 0.00 1.98 2.36 0.00 91.70 00:40:01 0 3.56 0.00 1.97 2.74 0.00 91.73 00:40:01 1 3.82 0.00 2.11 2.91 0.00 91.16 00:40:01 2 4.01 0.00 1.69 3.03 0.00 91.28 00:40:01 3 4.48 0.00 2.12 0.77 0.00 92.63 00:41:01 all 0.15 0.00 0.03 0.00 0.00 99.81 00:41:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:41:01 1 0.03 0.00 0.05 0.00 0.00 99.92 00:41:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:41:01 3 0.52 0.00 0.02 0.00 0.00 99.47 00:42:01 all 0.15 0.00 0.02 0.00 0.00 99.82 00:42:01 0 0.03 0.00 0.05 0.00 0.02 99.90 00:42:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:42:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:42:01 3 0.52 0.00 0.03 0.00 0.00 99.45 00:43:01 all 0.14 0.00 0.02 0.00 0.00 99.84 00:43:01 0 0.03 0.00 0.05 0.00 0.00 99.92 00:43:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:43:01 2 0.02 0.00 0.00 0.00 0.00 99.98 00:43:01 3 0.52 0.00 0.02 0.00 0.02 99.45 00:44:01 all 0.17 0.00 0.03 0.00 0.00 99.80 00:44:01 0 0.05 0.00 0.07 0.00 0.00 99.88 00:44:01 1 0.03 0.00 0.00 0.00 0.00 99.97 00:44:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:44:01 3 0.53 0.00 0.02 0.00 0.00 99.45 00:45:02 all 0.15 0.00 0.05 0.03 0.00 99.77 00:45:02 0 0.02 0.00 0.07 0.03 0.00 99.88 00:45:02 1 0.00 0.00 0.05 0.00 0.00 99.95 00:45:02 2 0.03 0.00 0.10 0.10 0.00 99.77 00:45:02 3 0.52 0.00 0.03 0.00 0.00 99.45 00:46:01 all 0.16 0.00 0.03 0.00 0.00 99.81 00:46:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:46:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:46:01 2 0.07 0.00 0.03 0.00 0.00 99.90 00:46:01 3 0.54 0.00 0.02 0.00 0.00 99.44 00:47:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:47:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:47:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:47:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:47:01 3 0.52 0.00 0.02 0.00 0.00 99.47 00:48:01 all 0.15 0.00 0.02 0.00 0.00 99.82 00:48:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:48:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:48:01 2 0.05 0.00 0.05 0.00 0.00 99.90 00:48:01 3 0.52 0.00 0.02 0.00 0.00 99.47 00:49:01 all 0.07 0.00 0.03 0.00 0.00 99.90 00:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:49:01 1 0.02 0.00 0.03 0.00 0.00 99.95 00:49:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:49:01 3 0.25 0.00 0.05 0.00 0.00 99.70 00:50:01 all 0.03 0.00 0.03 0.00 0.00 99.95 00:50:01 0 0.03 0.00 0.05 0.00 0.00 99.92 00:50:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:50:01 2 0.03 0.00 0.02 0.00 0.00 99.95 00:50:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 13.38 0.00 7.15 6.67 0.01 72.79 Average: 0 13.15 0.00 7.25 6.96 0.01 72.63 Average: 1 13.49 0.00 7.12 7.01 0.01 72.38 Average: 2 13.19 0.00 7.24 6.29 0.01 73.27 Average: 3 13.68 0.00 6.99 6.43 0.01 72.89