---> uname -a: Linux 85d3494f5766 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: 2933.442 BogoMIPS: 5866.88 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% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgexfoundry_edgex-ui-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgexfoundry_edgex-ui-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 760 100 0 975 1009 Swap: 1023 2 1021 ---> 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) 06/28/20 _x86_64_ (4 CPU) 08:52:13 LINUX RESTART 08:53:01 tps rtps wtps bread/s bwrtn/s 08:54:01 37.35 10.31 27.04 4302.76 3137.41 08:55:01 1.52 0.00 1.52 0.00 27.76 08:56:01 0.28 0.00 0.28 0.00 3.50 08:57:01 0.25 0.00 0.25 0.00 2.70 08:58:01 0.67 0.00 0.67 0.00 8.11 08:59:01 242.47 152.47 90.00 6762.51 30858.20 09:00:01 167.44 44.54 122.89 1591.49 28401.93 Average: 64.33 29.63 34.70 1808.46 8927.97 08:53:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:54:01 163236 1718320 91.32 2620 1175260 1104528 37.70 394796 1161532 20 08:55:01 170044 1711512 90.96 2620 1175264 1055892 36.04 392996 1158056 16 08:56:01 169928 1711628 90.97 2620 1175272 1056000 36.04 393688 1158052 8 08:57:01 168116 1713440 91.07 2620 1175272 1056024 36.04 395604 1157508 8 08:58:01 168552 1713004 91.04 2620 1175280 1055904 36.04 399416 1153416 8 08:59:01 92760 1788796 95.07 2620 1105248 1308108 44.64 587424 993120 22772 09:00:01 111120 1770436 94.09 2068 1018384 1304012 44.50 556240 921328 45480 Average: 149108 1732448 92.08 2541 1142854 1134353 38.71 445738 1100430 9759 08:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:54:01 eth0 217.77 171.05 556.13 147.35 0.00 0.00 0.00 08:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:54:01 docker0 48.20 37.60 4.23 106.62 0.00 0.00 0.00 08:55:01 eth0 2.21 0.88 1.55 0.06 0.00 0.00 0.00 08:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:56:01 eth0 1.00 0.45 0.32 0.18 0.00 0.00 0.00 08:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:57:01 eth0 0.48 0.27 0.27 0.17 0.00 0.00 0.00 08:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 eth0 0.25 0.20 0.14 0.13 0.00 0.00 0.00 08:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 eth0 186.85 131.50 3875.16 18.67 0.00 0.00 0.00 08:59:01 vethacc96bc 37.56 39.50 4.30 101.87 0.00 0.00 0.00 08:59:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 08:59:01 docker0 85.75 76.96 8.02 208.46 0.00 0.00 0.00 09:00:01 eth0 287.77 197.34 3504.69 93.19 0.00 0.00 0.00 09:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 docker0 1.78 1.53 0.27 0.65 0.00 0.00 0.00 Average: eth0 99.55 71.72 1135.02 37.13 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.50 11.21 1.18 29.87 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) 06/28/20 _x86_64_ (4 CPU) 08:52:13 LINUX RESTART 08:53:01 CPU %user %nice %system %iowait %steal %idle 08:54:01 all 3.70 0.00 1.67 1.05 0.01 93.57 08:54:01 0 3.40 0.00 1.57 0.27 0.02 94.74 08:54:01 1 3.97 0.00 1.62 0.60 0.02 93.79 08:54:01 2 3.90 0.00 1.54 0.10 0.02 94.44 08:54:01 3 3.54 0.00 1.94 3.21 0.00 91.31 08:55:01 all 0.17 0.00 0.04 0.00 0.00 99.79 08:55:01 0 0.05 0.00 0.08 0.00 0.00 99.87 08:55:01 1 0.05 0.00 0.03 0.00 0.00 99.92 08:55:01 2 0.48 0.00 0.05 0.00 0.00 99.47 08:55:01 3 0.05 0.00 0.02 0.00 0.00 99.93 08:56:01 all 0.15 0.00 0.04 0.00 0.00 99.82 08:56:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:56:01 1 0.48 0.00 0.05 0.00 0.00 99.47 08:56:01 2 0.03 0.00 0.03 0.00 0.00 99.93 08:56:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:57:01 all 0.12 0.00 0.04 0.00 0.00 99.84 08:57:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:57:01 1 0.42 0.00 0.08 0.00 0.00 99.50 08:57:01 2 0.03 0.00 0.05 0.00 0.00 99.92 08:57:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:58:01 all 0.05 0.00 0.07 0.00 0.00 99.87 08:58:01 0 0.03 0.00 0.03 0.00 0.00 99.93 08:58:01 1 0.03 0.00 0.03 0.00 0.00 99.93 08:58:01 2 0.02 0.00 0.17 0.00 0.00 99.82 08:58:01 3 0.12 0.00 0.05 0.00 0.00 99.83 08:59:01 all 7.23 0.00 4.09 2.25 0.03 86.41 08:59:01 0 6.77 0.00 4.27 1.16 0.02 87.79 08:59:01 1 7.15 0.00 4.08 2.99 0.03 85.76 08:59:01 2 7.52 0.00 4.21 0.97 0.02 87.27 08:59:01 3 7.47 0.00 3.77 3.85 0.03 84.87 09:00:01 all 9.60 0.00 7.04 2.59 0.02 80.76 09:00:01 0 9.22 0.00 7.35 1.70 0.00 81.72 09:00:01 1 9.87 0.00 7.54 2.78 0.05 79.76 09:00:01 2 9.54 0.00 7.06 2.68 0.02 80.69 09:00:01 3 9.75 0.00 6.22 3.17 0.02 80.85 Average: all 2.99 0.00 1.85 0.84 0.01 94.32 Average: 0 2.77 0.00 1.89 0.44 0.00 94.88 Average: 1 3.13 0.00 1.91 0.90 0.01 94.04 Average: 2 3.06 0.00 1.86 0.53 0.01 94.54 Average: 3 2.98 0.00 1.71 1.46 0.01 93.84