---> uname -a: Linux prd-centos7-docker-4c-2g-21040.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: 2933.442 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 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 8.5G 41.4G 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 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 832 158 0 846 941 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 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:dd:a4:83 brd ff:ff:ff:ff:ff:ff inet 10.30.123.229/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85955sec preferred_lft 85955sec inet6 fe80::f816:3eff:fedd:a483/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:6b:45:16:98 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::42:6bff:fe45:1698/64 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) 01/19/21 _x86_64_ (4 CPU) 02:15:58 LINUX RESTART (4 CPU) 02:17:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:18:01 1.78 0.00 1.78 0.00 0.00 40.81 0.00 02:19:01 0.42 0.00 0.42 0.00 0.00 5.98 0.00 02:20:01 0.28 0.00 0.28 0.00 0.00 3.51 0.00 02:21:01 0.35 0.00 0.35 0.00 0.00 4.10 0.00 02:22:01 265.58 162.80 102.78 0.00 8441.10 35164.70 0.00 02:23:01 195.64 68.04 127.60 0.00 4327.96 32841.58 0.00 Average: 77.36 38.48 38.88 0.00 2128.71 11347.12 0.00 02:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:18:01 174836 0 582944 30.98 2620 1121144 1076676 36.75 382060 1125576 20 02:19:01 171752 0 586024 31.15 2620 1121148 1076868 36.75 386104 1124292 16 02:20:01 172104 0 585664 31.13 2620 1121156 1076880 36.75 387776 1122740 16 02:21:01 171644 0 586124 31.15 2620 1121156 1076676 36.75 390348 1120264 12 02:22:01 186892 0 664492 35.32 2596 1027564 1090128 37.20 508968 932908 56 02:23:01 238316 0 775560 41.22 1508 866160 1103944 37.68 578684 725372 20 Average: 185924 0 630135 33.49 2431 1063055 1083529 36.98 438990 1025192 23 02:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:18:01 eth0 0.63 0.08 0.04 0.02 0.00 0.00 0.00 0.00 02:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 eth0 4.01 2.67 3.35 0.32 0.00 0.00 0.00 0.00 02:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 eth0 0.97 0.37 0.32 0.20 0.00 0.00 0.00 0.00 02:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:21:01 eth0 0.12 0.10 0.01 0.04 0.00 0.00 0.00 0.00 02:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:22:01 eth0 462.30 409.39 4226.23 42.23 0.00 0.00 0.00 0.00 02:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:22:01 docker0 17.10 17.44 1.31 122.03 0.00 0.00 0.00 0.00 02:23:01 eth0 425.52 364.21 3446.32 95.91 0.00 0.00 0.00 0.00 02:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:23:01 docker0 22.15 28.89 1.68 202.24 0.00 0.00 0.00 0.00 Average: eth0 148.97 129.51 1279.77 23.13 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 6.55 7.72 0.50 54.07 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) 01/19/21 _x86_64_ (4 CPU) 02:15:58 LINUX RESTART (4 CPU) 02:17:01 CPU %user %nice %system %iowait %steal %idle 02:18:01 all 0.16 0.00 0.03 0.00 0.00 99.82 02:18:01 0 0.47 0.00 0.02 0.00 0.00 99.52 02:18:01 1 0.08 0.00 0.05 0.00 0.00 99.87 02:18:01 2 0.07 0.00 0.02 0.00 0.00 99.92 02:18:01 3 0.02 0.00 0.02 0.00 0.00 99.97 02:19:01 all 0.20 0.00 0.03 0.00 0.00 99.77 02:19:01 0 0.53 0.00 0.02 0.00 0.00 99.45 02:19:01 1 0.17 0.00 0.03 0.00 0.00 99.80 02:19:01 2 0.05 0.00 0.03 0.00 0.00 99.92 02:19:01 3 0.05 0.00 0.05 0.00 0.00 99.90 02:20:01 all 0.15 0.00 0.02 0.00 0.00 99.82 02:20:01 0 0.53 0.00 0.02 0.00 0.00 99.45 02:20:01 1 0.05 0.00 0.03 0.00 0.02 99.90 02:20:01 2 0.02 0.00 0.02 0.00 0.00 99.97 02:20:01 3 0.02 0.00 0.02 0.00 0.00 99.97 02:21:01 all 0.16 0.00 0.08 0.00 0.00 99.76 02:21:01 0 0.55 0.00 0.15 0.00 0.00 99.30 02:21:01 1 0.03 0.00 0.05 0.00 0.00 99.92 02:21:01 2 0.02 0.00 0.05 0.00 0.00 99.93 02:21:01 3 0.03 0.00 0.07 0.00 0.00 99.90 02:22:01 all 9.02 0.00 5.16 3.14 0.03 82.65 02:22:01 0 8.70 0.00 5.11 2.57 0.03 83.59 02:22:01 1 9.77 0.00 5.59 2.28 0.02 82.34 02:22:01 2 8.49 0.00 5.20 3.83 0.03 82.45 02:22:01 3 9.14 0.00 4.72 3.87 0.03 82.23 02:23:01 all 10.32 0.00 6.41 2.73 0.02 80.52 02:23:01 0 9.43 0.00 6.42 3.75 0.02 80.38 02:23:01 1 11.38 0.00 5.95 1.87 0.02 80.79 02:23:01 2 9.98 0.00 6.92 2.43 0.02 80.66 02:23:01 3 10.51 0.00 6.34 2.89 0.02 80.24 Average: all 3.30 0.00 1.93 0.97 0.01 93.79 Average: 0 3.33 0.00 1.93 1.04 0.01 93.69 Average: 1 3.54 0.00 1.93 0.68 0.01 93.83 Average: 2 3.07 0.00 2.02 1.03 0.01 93.88 Average: 3 3.25 0.00 1.85 1.11 0.01 93.78