---> uname -a: Linux prd-centos7-docker-4c-2g-20909.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 Srbds: Not affected 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 42.7G 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-436 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-436@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json ---> free -m: total used free shared buff/cache available Mem: 1837 720 115 0 1001 1012 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:97:4b:d8 brd ff:ff:ff:ff:ff:ff inet 10.30.123.5/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86013sec preferred_lft 86013sec inet6 fe80::f816:3eff:fe97:4bd8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:9a:a0:be:59 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:9aff:fea0:be59/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/18/21 _x86_64_ (4 CPU) 06:13:34 LINUX RESTART (4 CPU) 06:14:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:15:01 67.24 28.08 39.16 0.00 7033.50 3832.40 0.00 06:16:01 4.06 0.00 4.06 0.00 0.00 136.29 0.00 06:17:01 0.38 0.00 0.38 0.00 0.00 6.58 0.00 06:18:01 0.23 0.00 0.23 0.00 0.00 2.96 0.00 06:19:01 0.57 0.00 0.57 0.00 0.00 7.30 0.00 06:20:01 125.85 77.22 48.63 0.00 6072.72 16499.47 0.00 Average: 33.09 17.63 15.46 0.00 2169.93 3441.59 0.00 06:14:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:15:01 152452 0 617600 32.82 2620 1108872 1099548 37.53 419736 1108912 128 06:16:01 156884 0 613156 32.59 2620 1108884 1093796 37.33 421456 1103784 16 06:17:01 154708 0 615328 32.70 2620 1108888 1093936 37.33 421920 1105564 8 06:18:01 155076 0 614956 32.68 2620 1108892 1093968 37.34 427136 1100168 16 06:19:01 155224 0 614804 32.68 2620 1108896 1080568 36.88 425872 1101760 16 06:20:01 177076 0 717460 38.13 2620 984388 1292188 44.10 478192 963644 43700 Average: 158570 0 632217 33.60 2620 1088137 1125667 38.42 432385 1080639 7314 06:14:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:15:01 eth0 541.80 350.08 1115.35 98.46 0.00 0.00 0.00 0.00 06:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 docker0 9.85 7.42 1.95 16.49 0.00 0.00 0.00 0.00 06:16:01 eth0 7.35 0.32 0.89 0.20 0.00 0.00 0.00 0.00 06:16:01 lo 0.00 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 0.00 06:17:01 eth0 7.86 0.97 1.67 0.75 0.00 0.00 0.00 0.00 06:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 eth0 1.85 0.97 1.07 0.79 0.00 0.00 0.00 0.00 06:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 eth0 0.23 0.12 0.07 0.04 0.00 0.00 0.00 0.00 06:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 eth0 224.07 185.05 2156.67 20.26 0.00 0.00 0.00 0.00 06:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 128.76 88.55 546.88 19.71 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.60 1.20 0.32 2.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/18/21 _x86_64_ (4 CPU) 06:13:34 LINUX RESTART (4 CPU) 06:14:03 CPU %user %nice %system %iowait %steal %idle 06:15:01 all 12.19 0.00 2.93 1.60 0.04 83.24 06:15:01 0 10.54 0.00 3.34 0.42 0.04 85.66 06:15:01 1 13.66 0.00 3.25 0.73 0.05 82.31 06:15:01 2 11.64 0.00 2.78 0.89 0.03 84.66 06:15:01 3 12.92 0.00 2.36 4.35 0.05 80.32 06:16:01 all 0.17 0.00 0.06 0.00 0.02 99.75 06:16:01 0 0.07 0.00 0.08 0.00 0.02 99.83 06:16:01 1 0.47 0.00 0.03 0.00 0.00 99.49 06:16:01 2 0.10 0.00 0.08 0.00 0.03 99.78 06:16:01 3 0.05 0.00 0.02 0.00 0.03 99.90 06:17:01 all 0.21 0.00 0.05 0.00 0.25 99.49 06:17:01 0 0.17 0.00 0.03 0.00 0.25 99.55 06:17:01 1 0.50 0.00 0.03 0.00 0.17 99.30 06:17:01 2 0.10 0.00 0.07 0.00 0.43 99.40 06:17:01 3 0.07 0.00 0.08 0.00 0.15 99.70 06:18:01 all 0.14 0.00 0.06 0.00 0.11 99.69 06:18:01 0 0.07 0.00 0.10 0.00 0.15 99.68 06:18:01 1 0.42 0.00 0.03 0.00 0.12 99.43 06:18:01 2 0.07 0.00 0.08 0.00 0.10 99.75 06:18:01 3 0.02 0.00 0.02 0.00 0.07 99.90 06:19:01 all 0.14 0.00 0.04 0.00 0.22 99.60 06:19:01 0 0.03 0.00 0.05 0.00 0.23 99.68 06:19:01 1 0.47 0.00 0.03 0.00 0.20 99.30 06:19:01 2 0.05 0.00 0.05 0.00 0.38 99.52 06:19:01 3 0.02 0.00 0.02 0.00 0.05 99.92 06:20:01 all 5.85 0.00 3.24 2.15 0.06 88.70 06:20:01 0 5.38 0.00 3.22 0.33 0.05 91.02 06:20:01 1 5.08 0.00 3.42 0.95 0.07 90.48 06:20:01 2 5.72 0.00 3.32 1.93 0.07 88.96 06:20:01 3 7.24 0.00 3.00 5.38 0.05 84.34 Average: all 3.05 0.00 1.05 0.62 0.12 95.16 Average: 0 2.65 0.00 1.12 0.12 0.12 95.98 Average: 1 3.36 0.00 1.12 0.28 0.10 95.14 Average: 2 2.88 0.00 1.05 0.47 0.18 95.42 Average: 3 3.32 0.00 0.90 1.60 0.07 94.11