---> uname -a: Linux 364156b75428 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: 2933.438 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgexfoundry_edgex-ui-go_master@tmp /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgexfoundry_edgex-ui-go_master ---> free -m: total used free shared buff/cache available Mem: 1837 770 112 0 954 999 Swap: 1023 4 1019 ---> 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 24: eth0@if25: 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) 06/11/20 _x86_64_ (4 CPU) 06:09:02 LINUX RESTART 06:10:01 tps rtps wtps bread/s bwrtn/s 06:11:01 27.79 10.50 17.29 4420.42 2452.69 06:12:01 1.51 0.00 1.51 0.00 28.10 06:13:01 0.23 0.00 0.23 0.00 3.75 06:14:01 0.33 0.00 0.33 0.00 5.19 06:15:01 0.27 0.00 0.27 0.00 4.65 06:16:01 16.61 1.78 14.83 254.30 10174.33 06:17:01 247.31 151.16 96.14 6499.27 22307.04 06:18:01 211.48 79.57 131.90 4310.05 30532.02 Average: 63.29 30.43 32.86 1931.27 8203.65 06:10:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:11:01 167308 1714248 91.11 2620 1156924 1147192 39.15 422208 1130980 20 06:12:01 173216 1708340 90.79 2620 1156928 1102200 37.62 419704 1128612 8 06:13:01 171368 1710188 90.89 2620 1156992 1102236 37.62 422168 1128620 24 06:14:01 173216 1708340 90.79 2620 1156936 1076452 36.74 421700 1127128 8 06:15:01 172328 1709228 90.84 2620 1156944 1076644 36.74 425852 1124088 8 06:16:01 69684 1811872 96.30 2620 1171704 1510344 51.55 536828 1102424 50468 06:17:01 197108 1684448 89.52 2620 1056452 1129744 38.56 553080 930868 32 06:18:01 78816 1802740 95.81 1608 999268 1337432 45.64 704344 799192 51932 Average: 150381 1731176 92.01 2494 1126519 1185281 40.45 488236 1058989 12813 06:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:11:01 eth0 91.60 80.43 510.66 95.28 0.00 0.00 0.00 06:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 docker0 22.09 19.71 2.19 59.15 0.00 0.00 0.00 06:12:01 eth0 1.65 0.32 0.39 0.23 0.00 0.00 0.00 06:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 eth0 1.58 0.50 0.59 0.39 0.00 0.00 0.00 06:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 eth0 0.28 0.07 0.03 0.01 0.00 0.00 0.00 06:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 eth0 0.68 0.35 0.45 0.26 0.00 0.00 0.00 06:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 eth0 119.77 68.88 3758.47 8.81 0.00 0.00 0.00 06:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 eth0 98.02 83.35 298.59 48.21 0.00 0.00 0.00 06:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 docker0 39.44 45.74 3.99 102.47 0.00 0.00 0.00 06:18:01 vethba58fc3 17.71 30.97 1.27 149.26 0.00 0.00 0.00 06:18:01 eth0 691.35 488.72 8682.19 271.33 0.00 0.00 0.00 06:18:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:18:01 docker0 79.67 96.61 7.28 310.21 0.00 0.00 0.00 Average: vethba58fc3 2.22 3.88 0.16 18.70 0.00 0.00 0.00 Average: eth0 86.62 61.24 1087.85 34.00 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.98 12.10 0.91 38.87 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) 06/11/20 _x86_64_ (4 CPU) 06:09:02 LINUX RESTART 06:10:01 CPU %user %nice %system %iowait %steal %idle 06:11:01 all 3.41 0.00 1.73 0.74 6.12 87.99 06:11:01 0 2.29 0.00 2.05 0.20 7.54 87.92 06:11:01 1 4.83 0.00 1.59 1.00 5.27 87.32 06:11:01 2 3.52 0.00 1.56 1.42 6.15 87.35 06:11:01 3 3.03 0.00 1.69 0.35 5.51 89.41 06:12:01 all 0.13 0.00 0.05 0.00 0.15 99.67 06:12:01 0 0.03 0.00 0.05 0.00 0.08 99.83 06:12:01 1 0.23 0.00 0.08 0.00 0.08 99.60 06:12:01 2 0.20 0.00 0.03 0.00 0.12 99.65 06:12:01 3 0.07 0.00 0.05 0.00 0.30 99.58 06:13:01 all 0.15 0.00 0.03 0.00 0.14 99.69 06:13:01 0 0.02 0.00 0.02 0.00 0.05 99.92 06:13:01 1 0.43 0.00 0.00 0.00 0.13 99.43 06:13:01 2 0.05 0.00 0.05 0.00 0.08 99.82 06:13:01 3 0.07 0.00 0.03 0.00 0.28 99.62 06:14:01 all 0.07 0.00 0.06 0.00 0.29 99.59 06:14:01 0 0.02 0.00 0.05 0.00 0.08 99.85 06:14:01 1 0.20 0.00 0.08 0.00 0.42 99.30 06:14:01 2 0.02 0.00 0.05 0.00 0.22 99.72 06:14:01 3 0.05 0.00 0.05 0.00 0.43 99.47 06:15:01 all 0.10 0.00 0.03 0.00 0.15 99.72 06:15:01 0 0.02 0.00 0.02 0.00 0.05 99.92 06:15:01 1 0.32 0.00 0.07 0.00 0.25 99.37 06:15:01 2 0.03 0.00 0.03 0.00 0.15 99.78 06:15:01 3 0.03 0.00 0.02 0.00 0.15 99.80 06:16:01 all 1.73 0.00 1.19 0.10 3.62 93.36 06:16:01 0 1.68 0.00 1.33 0.02 3.78 93.20 06:16:01 1 1.84 0.00 1.13 0.02 3.68 93.33 06:16:01 2 1.59 0.00 0.86 0.02 3.76 93.78 06:16:01 3 1.78 0.00 1.48 0.35 3.27 93.12 06:17:01 all 5.13 0.00 4.27 2.50 11.31 76.80 06:17:01 0 5.87 0.00 4.22 2.43 11.75 75.73 06:17:01 1 4.77 0.00 4.86 3.86 11.35 75.16 06:17:01 2 5.01 0.00 3.81 0.97 10.92 79.29 06:17:01 3 4.84 0.00 4.21 2.75 11.20 76.99 06:18:01 all 8.39 0.00 6.26 2.33 12.28 70.74 06:18:01 0 9.66 0.00 5.43 2.87 13.16 68.88 06:18:01 1 7.98 0.00 6.19 1.60 12.20 72.04 06:18:01 2 6.64 0.00 6.75 2.14 11.68 72.80 06:18:01 3 9.31 0.00 6.63 2.70 12.08 69.27 Average: all 2.36 0.00 1.69 0.70 4.22 91.02 Average: 0 2.43 0.00 1.64 0.68 4.54 90.71 Average: 1 2.55 0.00 1.73 0.80 4.14 90.77 Average: 2 2.12 0.00 1.62 0.56 4.11 91.59 Average: 3 2.36 0.00 1.75 0.76 4.11 91.02