---> uname -a: Linux baf4824facf3 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 7.3G 42.6G 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 7.3G 42.6G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.6G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.6G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.6G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.6G 15% /w/workspace/undry_ci-build-images_edgex-docs /dev/vda1 50.0G 7.3G 42.6G 15% /w/workspace/undry_ci-build-images_edgex-docs@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 697 91 0 1048 1039 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 14: eth0@if15: 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) 07/20/20 _x86_64_ (4 CPU) 17:12:23 LINUX RESTART 17:13:01 tps rtps wtps bread/s bwrtn/s 17:14:02 145.76 51.22 94.54 7401.83 42991.31 17:15:01 75.87 13.50 62.37 1320.61 4583.03 17:16:01 0.45 0.00 0.45 0.00 6.49 17:17:01 0.28 0.00 0.28 0.00 2.75 17:18:01 0.98 0.82 0.17 51.16 1.95 17:19:01 0.33 0.00 0.33 0.00 5.10 17:20:01 42.02 24.80 17.21 2110.25 843.51 Average: 37.90 12.92 24.98 1557.07 6933.04 17:13:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:14:02 66496 1815060 96.47 2620 1117188 1518316 51.82 467800 1152352 37376 17:15:01 248220 1633336 86.81 2620 1063076 1112124 37.95 507216 936124 24 17:16:01 252484 1629072 86.58 2620 1063088 1076196 36.73 505468 934420 12 17:17:01 250532 1631024 86.68 2620 1063088 1076196 36.73 507572 934016 8 17:18:01 247780 1633776 86.83 2620 1064632 1076500 36.74 517208 927168 8 17:19:01 244072 1637484 87.03 2620 1064636 1076524 36.74 546856 901140 12 17:20:01 138492 1743064 92.64 2620 1147900 1137296 38.81 595784 954268 88 Average: 206868 1674688 89.01 2620 1083373 1153307 39.36 521129 962784 5361 17:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:14:02 veth7735ff2 28.98 30.96 3.82 138.65 0.00 0.00 0.00 17:14:02 eth0 371.12 234.43 1380.20 82.47 0.00 0.00 0.00 17:14:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 17:14:02 docker0 28.98 30.83 3.42 138.64 0.00 0.00 0.00 17:15:01 eth0 89.48 94.92 33.28 542.53 0.00 0.00 0.00 17:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 docker0 1.42 1.29 0.06 0.07 0.00 0.00 0.00 17:16:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 17:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 eth0 0.78 0.08 0.06 0.01 0.00 0.00 0.00 17:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 eth0 0.62 0.42 0.28 0.21 0.00 0.00 0.00 17:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 eth0 1.05 0.52 0.45 0.24 0.00 0.00 0.00 17:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 eth0 63.53 49.56 211.48 56.20 0.00 0.00 0.00 17:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 docker0 1.81 1.61 0.44 0.81 0.00 0.00 0.00 Average: eth0 71.86 52.08 227.13 96.11 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.62 4.83 0.56 20.01 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) 07/20/20 _x86_64_ (4 CPU) 17:12:23 LINUX RESTART 17:13:01 CPU %user %nice %system %iowait %steal %idle 17:14:02 all 16.43 0.00 8.47 8.41 16.62 50.08 17:14:02 0 18.11 0.00 8.57 10.49 17.77 45.05 17:14:02 1 15.19 0.00 9.17 7.93 16.46 51.25 17:14:02 2 15.36 0.00 8.38 5.79 16.31 54.16 17:14:02 3 17.13 0.00 7.81 9.49 15.96 49.61 17:15:01 all 6.97 0.00 3.30 0.66 8.34 80.72 17:15:01 0 7.77 0.00 3.02 0.47 7.30 81.44 17:15:01 1 5.17 0.00 3.15 1.80 8.88 81.00 17:15:01 2 8.05 0.00 3.77 0.10 8.49 79.59 17:15:01 3 6.94 0.00 3.23 0.25 8.73 80.85 17:16:01 all 0.12 0.00 0.04 0.00 0.62 99.21 17:16:01 0 0.05 0.00 0.05 0.00 0.86 99.04 17:16:01 1 0.40 0.00 0.05 0.00 0.60 98.96 17:16:01 2 0.03 0.00 0.05 0.00 0.12 99.80 17:16:01 3 0.03 0.00 0.02 0.00 0.88 99.07 17:17:01 all 0.10 0.00 0.03 0.00 0.34 99.52 17:17:01 0 0.07 0.00 0.02 0.00 0.15 99.77 17:17:01 1 0.05 0.00 0.05 0.00 0.53 99.37 17:17:01 2 0.02 0.00 0.02 0.00 0.10 99.87 17:17:01 3 0.27 0.00 0.07 0.00 0.60 99.07 17:18:01 all 0.13 0.00 0.04 0.00 0.10 99.73 17:18:01 0 0.05 0.00 0.00 0.00 0.02 99.93 17:18:01 1 0.15 0.00 0.03 0.00 0.05 99.77 17:18:01 2 0.15 0.00 0.03 0.00 0.23 99.58 17:18:01 3 0.18 0.00 0.08 0.00 0.10 99.63 17:19:01 all 0.12 0.00 0.04 0.00 0.08 99.77 17:19:01 0 0.03 0.00 0.03 0.00 0.05 99.88 17:19:01 1 0.03 0.00 0.03 0.00 0.03 99.90 17:19:01 2 0.37 0.00 0.03 0.00 0.22 99.38 17:19:01 3 0.03 0.00 0.07 0.00 0.02 99.88 17:20:01 all 2.85 0.00 1.97 1.39 1.96 91.83 17:20:01 0 2.86 0.00 1.96 0.20 2.16 92.81 17:20:01 1 2.74 0.00 1.74 0.43 2.06 93.03 17:20:01 2 2.68 0.00 1.92 3.68 2.04 89.68 17:20:01 3 3.11 0.00 2.22 1.26 1.58 91.83 Average: all 3.81 0.00 1.98 1.49 4.00 88.73 Average: 0 4.06 0.00 1.92 1.56 3.97 88.49 Average: 1 3.40 0.00 2.04 1.46 4.10 89.00 Average: 2 3.81 0.00 2.03 1.38 3.94 88.84 Average: 3 3.95 0.00 1.92 1.57 3.97 88.59