---> uname -a: Linux b8845591e0cd 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 7.9G 42.1G 16% / 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 7.9G 42.1G 16% /etc/resolv.conf /dev/vda1 50.0G 7.9G 42.1G 16% /etc/hostname /dev/vda1 50.0G 7.9G 42.1G 16% /etc/hosts /dev/vda1 50.0G 7.9G 42.1G 16% /var/log/sa /dev/vda1 50.0G 7.9G 42.1G 16% /w/workspace/exfoundry_ci-build-images_PR-145 /dev/vda1 50.0G 7.9G 42.1G 16% /w/workspace/exfoundry_ci-build-images_PR-145@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 699 110 0 1028 1040 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 8: eth0@if9: 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) 07/29/20 _x86_64_ (4 CPU) 16:13:30 LINUX RESTART 16:14:02 tps rtps wtps bread/s bwrtn/s 16:15:01 137.98 60.10 77.88 7409.83 42564.18 16:16:01 348.04 237.18 110.86 8984.58 26389.46 16:17:02 182.39 13.79 168.60 643.08 3937.57 16:18:01 309.73 8.34 301.39 405.55 2561.07 16:19:01 258.70 64.04 194.66 5713.68 10088.04 Average: 247.45 77.05 170.40 4640.47 17098.19 16:14:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:15:01 54912 1826644 97.08 2620 1222740 1522640 51.96 446344 1209740 106096 16:16:01 64520 1817036 96.57 2596 771548 2064464 70.46 835556 791876 35888 16:17:02 79812 1801744 95.76 1492 495824 2338232 79.80 965060 651164 1504 16:18:01 68104 1813452 96.38 1492 503108 2348344 80.14 985000 643028 952 16:19:01 546408 1335148 70.96 1492 744168 1119192 38.20 489528 654992 164 Average: 162751 1718805 91.35 1938 747478 1878574 64.11 744298 790160 28921 16:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:15:01 eth0 666.13 371.38 4286.68 78.42 0.00 0.00 0.00 16:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:01 eth0 308.39 160.55 2058.70 22.77 0.00 0.00 0.00 16:16:01 veth8a27ad9 58.05 108.64 6.17 581.61 0.00 0.00 0.00 16:16:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 16:16:01 docker0 58.05 108.60 5.37 581.61 0.00 0.00 0.00 16:17:02 eth0 129.80 58.31 615.34 7.07 0.00 0.00 0.00 16:17:02 veth8a27ad9 52.90 112.33 4.09 609.11 0.00 0.00 0.00 16:17:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:02 docker0 52.90 112.33 3.37 609.11 0.00 0.00 0.00 16:18:01 eth0 3.39 1.25 1.35 0.64 0.00 0.00 0.00 16:18:01 veth8a27ad9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 eth0 13.41 9.68 10.32 4.98 0.00 0.00 0.00 16:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 docker0 0.73 0.47 0.03 0.03 0.00 0.00 0.00 Average: eth0 223.96 120.05 1392.56 22.71 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 22.51 44.62 1.77 239.98 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) 07/29/20 _x86_64_ (4 CPU) 16:13:30 LINUX RESTART 16:14:02 CPU %user %nice %system %iowait %steal %idle 16:15:01 all 13.43 0.00 7.60 8.44 23.05 47.49 16:15:01 0 14.81 0.00 6.38 7.33 23.95 47.53 16:15:01 1 11.29 0.00 9.67 10.21 23.46 45.37 16:15:01 2 15.72 0.00 7.78 7.45 21.39 47.66 16:15:01 3 11.97 0.00 6.62 8.73 23.32 49.36 16:16:01 all 16.52 0.00 3.94 3.23 27.36 48.95 16:16:01 0 15.18 0.00 4.09 2.41 29.16 49.16 16:16:01 1 15.54 0.00 3.27 3.81 27.09 50.30 16:16:01 2 18.25 0.00 3.87 3.49 25.81 48.58 16:16:01 3 17.18 0.00 4.53 3.21 27.38 47.69 16:17:02 all 16.64 0.00 2.05 9.34 23.86 48.11 16:17:02 0 9.72 0.00 1.91 5.69 26.08 56.60 16:17:02 1 19.77 0.00 1.59 11.88 22.78 43.98 16:17:02 2 17.61 0.00 2.00 12.41 23.22 44.76 16:17:02 3 20.26 0.00 2.74 7.72 23.12 46.17 16:18:01 all 2.15 0.00 1.04 20.99 6.86 68.96 16:18:01 0 1.99 0.00 1.40 29.26 5.85 61.50 16:18:01 1 2.25 0.00 0.85 18.37 6.71 71.81 16:18:01 2 2.19 0.00 1.31 24.71 7.64 64.15 16:18:01 3 2.17 0.00 0.60 11.58 7.23 78.43 16:19:01 all 3.87 0.00 2.16 13.72 11.48 68.76 16:19:01 0 4.02 0.00 1.78 8.32 11.77 74.11 16:19:01 1 3.90 0.00 2.62 23.05 12.09 58.34 16:19:01 2 4.24 0.00 2.23 15.53 11.53 66.47 16:19:01 3 3.32 0.00 1.97 7.92 10.55 76.24 Average: all 10.50 0.00 3.37 11.13 18.51 56.50 Average: 0 9.17 0.00 3.10 10.40 19.48 57.85 Average: 1 10.50 0.00 3.63 13.51 18.42 53.95 Average: 2 11.52 0.00 3.43 12.73 17.85 54.47 Average: 3 10.84 0.00 3.32 7.84 18.26 59.74