---> uname -a: Linux c3f852169ff1 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 7.2G 42.7G 15% / 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 7.2G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.2G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.2G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.2G 42.7G 15% /w/workspace/edgexfoundry_edgex-ui-go_PR-247 /dev/vda1 50.0G 7.2G 42.7G 15% /w/workspace/edgexfoundry_edgex-ui-go_PR-247@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 680 102 0 1054 1052 Swap: 1023 1 1022 ---> 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 6: eth0@if7: 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) 06/22/20 _x86_64_ (4 CPU) 11:24:56 LINUX RESTART 11:26:02 tps rtps wtps bread/s bwrtn/s 11:27:01 49.56 10.53 39.03 4742.24 3907.02 11:28:01 1.61 0.00 1.61 0.00 29.99 11:29:01 0.27 0.00 0.27 0.00 3.51 11:30:01 0.25 0.00 0.25 0.00 3.76 11:31:01 0.30 0.00 0.30 0.00 4.33 11:32:02 91.88 55.00 36.89 5106.14 11699.87 Average: 23.90 10.92 12.98 1632.18 2603.43 11:26:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:27:01 165140 1716416 91.22 2620 1123768 1160088 39.59 438016 1117368 16 11:28:01 172720 1708836 90.82 2620 1123772 1105788 37.74 435060 1114084 20 11:29:01 172532 1709024 90.83 2620 1123780 1105800 37.74 435280 1114084 8 11:30:01 170392 1711164 90.94 2620 1123780 1105860 37.74 440864 1110388 8 11:31:01 173244 1708312 90.79 2620 1123788 1081300 36.90 444760 1104524 16 11:32:02 72620 1808936 96.14 2620 1117900 1531404 52.26 599984 1028308 105616 Average: 154441 1727115 91.79 2620 1122798 1181707 40.33 465661 1098126 17614 11:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:27:01 eth0 112.90 89.96 599.87 112.39 0.00 0.00 0.00 11:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 docker0 13.65 13.22 1.63 58.87 0.00 0.00 0.00 11:28:01 eth0 0.90 0.17 0.20 0.01 0.00 0.00 0.00 11:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 eth0 0.82 0.33 0.31 0.20 0.00 0.00 0.00 11:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 eth0 0.38 0.35 0.26 0.20 0.00 0.00 0.00 11:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:31:01 eth0 0.28 0.23 0.14 0.07 0.00 0.00 0.00 11:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:32:02 eth0 90.92 54.38 2331.18 11.69 0.00 0.00 0.00 11:32:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:32:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 34.14 24.05 488.15 20.50 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 2.24 2.17 0.27 9.67 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) 06/22/20 _x86_64_ (4 CPU) 11:24:56 LINUX RESTART 11:26:02 CPU %user %nice %system %iowait %steal %idle 11:27:01 all 3.55 0.00 2.07 1.60 11.13 81.65 11:27:01 0 3.30 0.00 2.24 0.16 12.65 81.64 11:27:01 1 2.55 0.00 1.43 1.40 11.10 83.53 11:27:01 2 5.17 0.00 2.59 0.89 10.12 81.22 11:27:01 3 3.19 0.00 2.02 3.97 10.61 80.21 11:28:01 all 0.12 0.00 0.13 0.00 2.24 97.51 11:28:01 0 0.03 0.00 0.08 0.00 1.33 98.55 11:28:01 1 0.29 0.00 0.16 0.00 3.64 95.90 11:28:01 2 0.08 0.00 0.20 0.00 2.69 97.03 11:28:01 3 0.10 0.00 0.08 0.00 1.30 98.52 11:29:01 all 0.14 0.00 0.13 0.00 3.80 95.93 11:29:01 0 0.03 0.00 0.03 0.00 1.74 98.19 11:29:01 1 0.23 0.00 0.13 0.00 4.39 95.25 11:29:01 2 0.16 0.00 0.25 0.00 4.85 94.74 11:29:01 3 0.15 0.00 0.11 0.00 4.17 95.57 11:30:01 all 0.10 0.00 0.04 0.00 0.67 99.19 11:30:01 0 0.05 0.00 0.05 0.00 1.06 98.84 11:30:01 1 0.31 0.00 0.05 0.00 1.14 98.50 11:30:01 2 0.02 0.00 0.03 0.00 0.35 99.60 11:30:01 3 0.02 0.00 0.02 0.00 0.15 99.82 11:31:01 all 0.09 0.00 0.10 0.00 0.52 99.29 11:31:01 0 0.02 0.00 0.23 0.00 0.28 99.47 11:31:01 1 0.03 0.00 0.07 0.00 0.32 99.58 11:31:01 2 0.02 0.00 0.05 0.00 0.28 99.65 11:31:01 3 0.26 0.00 0.07 0.00 1.21 98.46 11:32:02 all 2.98 0.00 1.84 2.06 14.87 78.25 11:32:02 0 1.72 0.00 1.44 0.58 15.07 81.19 11:32:02 1 2.98 0.00 2.08 4.16 14.66 76.12 11:32:02 2 4.47 0.00 1.73 2.60 15.08 76.12 11:32:02 3 2.78 0.00 2.10 0.91 14.68 79.54 Average: all 1.17 0.00 0.72 0.62 5.59 91.89 Average: 0 0.87 0.00 0.69 0.13 5.45 92.86 Average: 1 1.08 0.00 0.66 0.94 5.93 91.39 Average: 2 1.66 0.00 0.81 0.59 5.60 91.34 Average: 3 1.09 0.00 0.74 0.82 5.39 91.97