---> uname -a: Linux e4c119bd87e0 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 12.4G 37.6G 25% / 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 12.4G 37.6G 25% /etc/resolv.conf /dev/vda1 50.0G 12.4G 37.6G 25% /etc/hostname /dev/vda1 50.0G 12.4G 37.6G 25% /etc/hosts /dev/vda1 50.0G 12.4G 37.6G 25% /var/log/sa /dev/vda1 50.0G 12.4G 37.6G 25% /w/workspace/edgex-go/118@tmp /dev/vda1 50.0G 12.4G 37.6G 25% /w/workspace/edgex-go/118 ---> free -m: total used free shared buff/cache available Mem: 1837 644 125 0 1067 1107 Swap: 1023 87 936 ---> 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 120: eth0@if121: 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) 07/30/20 _x86_64_ (4 CPU) 23:01:12 LINUX RESTART 23:02:01 tps rtps wtps bread/s bwrtn/s 23:03:01 142.03 62.22 79.81 8230.23 37289.93 23:04:02 401.21 220.72 180.50 7451.95 51255.84 23:05:01 1262.12 974.25 287.87 79566.66 143806.85 23:06:02 989.07 715.58 273.48 95590.32 106548.35 23:07:03 1630.56 1254.43 376.13 94870.92 147572.43 23:08:01 1003.93 708.65 295.28 89853.91 98161.19 23:09:01 227.20 30.55 196.65 4575.99 18131.60 23:10:01 24.22 10.02 14.20 1714.67 350.27 23:11:01 0.73 0.00 0.73 0.00 9.94 23:12:01 1.22 0.63 0.58 104.06 5.70 23:13:01 0.42 0.02 0.40 0.53 5.60 23:14:01 0.18 0.02 0.17 0.53 1.67 23:15:02 24.90 24.16 0.73 2509.91 8.64 Average: 438.44 307.31 131.13 29544.22 46335.56 23:02:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:03:01 71456 1810100 96.20 2596 1134580 1547088 52.80 684940 955680 92864 23:04:02 76108 1805448 95.96 1504 1057404 1510872 51.56 724976 841980 75092 23:05:01 76472 1805084 95.94 12 1103856 1719948 58.70 842800 791724 6840 23:06:02 289944 1591612 84.59 12 666264 2197876 75.01 647528 723472 30524 23:07:03 81300 1800256 95.68 12 1120892 1730712 59.07 743024 877936 97804 23:08:01 525308 1356248 72.08 12 656304 1980224 67.58 462128 681328 15008 23:09:01 379136 1502420 79.85 12 917844 1189016 40.58 457264 827864 32 23:10:01 334368 1547188 82.23 12 968628 1181052 40.31 560492 772804 8 23:11:01 339464 1542092 81.96 12 968648 1148000 39.18 557376 771836 8 23:12:01 333800 1547756 82.26 12 971748 1148072 39.18 563176 772248 8 23:13:01 333976 1547580 82.25 12 971740 1148036 39.18 563128 772248 12 23:14:01 333316 1548240 82.29 12 971768 1148144 39.18 563612 772280 12 23:15:02 244856 1636700 86.99 12 1045660 1175012 40.10 584192 837772 112 Average: 263039 1618517 86.02 326 965795 1448004 49.42 611895 799936 24486 23:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:03:01 eth0 2074.07 1580.99 8879.28 2863.41 0.00 0.00 0.00 23:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:03:01 docker0 803.48 781.51 66.30 2660.71 0.00 0.00 0.00 23:04:02 eth0 297.17 212.99 1797.17 56.98 0.00 0.00 0.00 23:04:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:04:02 docker0 100.20 134.12 7.00 734.09 0.00 0.00 0.00 23:05:01 veth3e0c693 0.13 0.02 0.01 0.00 0.00 0.00 0.00 23:05:01 veth511fc7f 0.00 0.40 0.00 0.02 0.00 0.00 0.00 23:05:01 veth7624741 0.02 0.13 0.00 0.01 0.00 0.00 0.00 23:05:01 eth0 3329.18 2341.88 15810.33 3043.47 0.00 0.00 0.00 23:06:02 veth511fc7f 0.00 0.03 0.00 0.00 0.00 0.00 0.00 23:06:02 vethcf46a11 5.64 3.40 37.39 0.23 0.00 0.00 0.00 23:06:02 vethdaf73b1 3.18 4.83 0.21 31.46 0.00 0.00 0.00 23:06:02 vethb1effa4 3.40 5.64 0.23 37.39 0.00 0.00 0.00 23:07:03 veth5b61890 0.00 0.10 0.00 0.01 0.00 0.00 0.00 23:07:03 veth511fc7f 0.00 0.78 0.00 0.04 0.00 0.00 0.00 23:07:03 eth0 3414.41 2393.39 15874.06 3124.42 0.00 0.00 0.00 23:07:03 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 23:08:01 vethf0ac1f4 0.00 0.14 0.00 0.01 0.00 0.00 0.00 23:08:01 veth511fc7f 0.00 0.05 0.00 0.00 0.00 0.00 0.00 23:08:01 eth0 36.16 22.36 24.23 58.06 0.00 0.00 0.00 23:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:09:01 eth0 199.23 149.66 559.03 326.03 0.00 0.00 0.00 23:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:09:01 docker0 971.53 1035.56 77.24 4236.14 0.00 0.00 0.00 23:10:01 eth0 341.25 353.49 164.20 1434.87 0.00 0.00 0.00 23:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:11:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 23:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 eth0 0.23 0.20 0.08 0.07 0.00 0.00 0.00 23:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 eth0 1.25 0.10 0.17 0.01 0.00 0.00 0.00 23:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 eth0 0.93 0.65 0.54 0.40 0.00 0.00 0.00 23:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:02 eth0 4.48 2.73 4.48 1.77 0.00 0.00 0.00 23:15:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 246.74 191.38 1046.81 376.58 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 74.81 79.74 5.95 326.18 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) 07/30/20 _x86_64_ (4 CPU) 23:01:12 LINUX RESTART 23:02:01 CPU %user %nice %system %iowait %steal %idle 23:03:01 all 20.66 0.00 6.70 2.42 0.14 70.07 23:03:01 0 27.39 0.00 9.21 1.17 0.10 62.13 23:03:01 1 16.37 0.00 5.56 3.98 0.17 73.92 23:03:01 2 20.18 0.00 5.60 1.99 0.15 72.08 23:03:01 3 18.80 0.00 6.46 2.55 0.14 72.05 23:04:02 all 10.98 0.00 7.14 3.25 0.13 78.51 23:04:02 0 12.12 0.00 7.62 3.67 0.12 76.47 23:04:02 1 10.70 0.00 6.83 4.56 0.15 77.75 23:04:02 2 10.06 0.00 7.56 2.89 0.12 79.36 23:04:02 3 11.01 0.00 6.57 1.84 0.12 80.46 23:05:01 all 17.88 0.00 15.87 19.01 0.19 47.05 23:05:01 0 18.76 0.00 15.80 18.92 0.23 46.29 23:05:01 1 16.75 0.00 16.03 18.97 0.18 48.08 23:05:01 2 17.13 0.00 15.89 19.18 0.23 47.57 23:05:01 3 18.86 0.00 15.74 19.00 0.14 46.26 23:06:02 all 50.62 0.00 17.13 18.23 0.17 13.85 23:06:02 0 49.10 0.00 17.31 16.44 0.20 16.94 23:06:02 1 50.54 0.00 17.13 19.50 0.18 12.64 23:06:02 2 51.58 0.00 17.85 17.50 0.10 12.97 23:06:02 3 51.27 0.00 16.23 19.49 0.19 12.82 23:07:03 all 16.65 0.00 17.70 30.77 0.19 34.70 23:07:03 0 16.29 0.00 17.77 28.63 0.24 37.07 23:07:03 1 17.23 0.00 17.40 31.01 0.15 34.20 23:07:03 2 16.61 0.00 17.66 34.90 0.21 30.63 23:07:03 3 16.45 0.00 18.00 28.50 0.14 36.90 23:08:01 all 48.65 0.00 16.40 20.14 0.15 14.66 23:08:01 0 48.65 0.00 16.80 19.77 0.16 14.62 23:08:01 1 48.54 0.00 16.11 21.60 0.14 13.62 23:08:01 2 48.90 0.00 15.75 18.75 0.14 16.45 23:08:01 3 48.51 0.00 16.95 20.40 0.18 13.96 23:09:01 all 12.82 0.00 8.05 13.25 0.07 65.81 23:09:01 0 14.00 0.00 8.89 10.08 0.07 66.96 23:09:01 1 11.06 0.00 7.32 13.77 0.08 67.77 23:09:01 2 14.23 0.00 8.30 16.90 0.08 60.49 23:09:01 3 11.96 0.00 7.69 12.27 0.05 68.03 23:10:01 all 8.18 0.00 2.52 0.35 0.07 88.88 23:10:01 0 8.22 0.00 2.96 0.19 0.07 88.57 23:10:01 1 8.15 0.00 2.50 0.29 0.12 88.95 23:10:01 2 8.49 0.00 2.13 0.44 0.03 88.91 23:10:01 3 7.88 0.00 2.50 0.47 0.05 89.09 23:11:01 all 0.17 0.00 0.04 0.00 0.00 99.79 23:11:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:11:01 1 0.05 0.00 0.05 0.00 0.00 99.90 23:11:01 2 0.53 0.00 0.02 0.00 0.02 99.43 23:11:01 3 0.05 0.00 0.05 0.00 0.00 99.90 23:12:01 all 0.17 0.00 0.03 0.01 0.00 99.80 23:12:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:12:01 1 0.05 0.00 0.07 0.02 0.00 99.87 23:12:01 2 0.23 0.00 0.00 0.00 0.00 99.77 23:12:01 3 0.35 0.00 0.03 0.00 0.00 99.62 23:13:01 all 0.09 0.00 0.04 0.00 0.00 99.87 23:13:01 0 0.03 0.00 0.02 0.00 0.02 99.93 23:13:01 1 0.02 0.00 0.03 0.00 0.00 99.95 23:13:01 2 0.00 0.00 0.03 0.00 0.00 99.97 23:13:01 3 0.30 0.00 0.07 0.02 0.02 99.60 23:14:01 all 0.06 0.00 0.03 0.00 0.00 99.90 23:14:01 0 0.02 0.00 0.03 0.00 0.00 99.95 23:14:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:14:01 2 0.05 0.00 0.00 0.00 0.00 99.95 23:14:01 3 0.17 0.00 0.05 0.00 0.00 99.78 23:15:02 all 0.40 0.00 0.19 0.60 0.00 98.80 23:15:02 0 0.17 0.00 0.08 0.08 0.00 99.67 23:15:02 1 0.37 0.00 0.32 1.90 0.02 97.40 23:15:02 2 0.22 0.00 0.13 0.17 0.00 99.48 23:15:02 3 0.85 0.00 0.22 0.28 0.00 98.65 Average: all 14.23 0.00 6.96 8.17 0.09 70.55 Average: 0 14.81 0.00 7.33 7.49 0.09 70.29 Average: 1 13.70 0.00 6.79 8.77 0.09 70.66 Average: 2 14.31 0.00 6.90 8.53 0.08 70.19 Average: 3 14.13 0.00 6.84 7.90 0.08 71.05