---> uname -a: Linux prd-centos7-docker-4c-2g-19105.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: 2933.436 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 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/sa-host /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /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 ---> free -m: total used free shared buff/cache available Mem: 1837 815 149 0 873 958 Swap: 1023 3 1020 ---> 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:ba:cc:c1 brd ff:ff:ff:ff:ff:ff inet 10.30.122.51/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85947sec preferred_lft 85947sec inet6 fe80::f816:3eff:feba:ccc1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:ac:fa:6f:3c 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:acff:fefa:6f3c/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) 01/08/21 _x86_64_ (4 CPU) 15:51:12 LINUX RESTART (4 CPU) 15:52:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:53:01 33.23 11.48 21.75 0.00 4336.63 3187.17 0.00 15:54:01 0.80 0.00 0.80 0.00 0.00 16.22 0.00 15:55:01 0.15 0.00 0.15 0.00 0.00 1.75 0.00 15:56:01 0.27 0.00 0.27 0.00 0.00 3.60 0.00 15:57:01 57.65 18.22 39.42 0.00 1251.46 17689.00 0.00 15:58:02 396.16 200.38 195.78 0.00 10400.93 47989.12 0.00 Average: 81.56 38.45 43.11 0.00 2661.67 11511.33 0.00 15:52:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:53:01 161972 0 570380 30.31 2620 1146572 1100476 37.56 377428 1141200 24 15:54:01 168732 0 563612 29.95 2620 1146580 1070284 36.53 374564 1138236 8 15:55:01 166492 0 565848 30.07 2620 1146584 1070428 36.53 377480 1137852 16 15:56:01 166468 0 565868 30.07 2620 1146588 1070464 36.53 387160 1128492 8 15:57:01 111344 0 677112 35.99 2620 1090468 1497428 51.10 480104 1051336 103684 15:58:02 65480 0 783016 41.62 1564 1031484 1524052 52.01 655720 825848 72004 Average: 140081 0 620973 33.00 2444 1118046 1222189 41.71 442076 1070494 29291 15:52:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:53:01 eth0 156.80 114.20 470.26 37.66 0.00 0.00 0.00 0.00 15:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 docker0 8.28 5.62 1.52 15.72 0.00 0.00 0.00 0.00 15:54:01 eth0 0.75 0.07 0.06 0.01 0.00 0.00 0.00 0.00 15:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 eth0 4.30 1.88 3.31 0.30 0.00 0.00 0.00 0.00 15:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 eth0 0.52 0.40 0.27 0.18 0.00 0.00 0.00 0.00 15:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:57:01 eth0 430.79 359.76 4074.09 29.34 0.00 0.00 0.00 0.00 15:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:58:02 eth0 461.91 384.58 3558.27 47.44 0.00 0.00 0.00 0.00 15:58:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:58:02 veth08e1c98 24.37 30.62 1.57 201.39 0.00 0.00 0.00 0.00 15:58:02 docker0 40.95 47.72 2.55 323.79 0.00 0.00 0.00 0.00 Average: eth0 175.98 143.63 1354.16 19.11 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: veth08e1c98 4.08 5.12 0.26 33.69 0.00 0.00 0.00 0.00 Average: docker0 8.21 8.91 0.68 56.74 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) 01/08/21 _x86_64_ (4 CPU) 15:51:12 LINUX RESTART (4 CPU) 15:52:02 CPU %user %nice %system %iowait %steal %idle 15:53:01 all 3.36 0.00 2.28 0.53 0.21 93.62 15:53:01 0 3.91 0.00 2.85 0.17 0.14 92.94 15:53:01 1 3.14 0.00 2.03 0.89 0.24 93.70 15:53:01 2 3.46 0.00 2.35 0.92 0.22 93.04 15:53:01 3 2.94 0.00 1.88 0.15 0.22 94.81 15:54:01 all 0.17 0.00 0.05 0.00 0.01 99.77 15:54:01 0 0.52 0.00 0.05 0.00 0.02 99.42 15:54:01 1 0.05 0.00 0.02 0.00 0.00 99.93 15:54:01 2 0.05 0.00 0.07 0.00 0.02 99.87 15:54:01 3 0.07 0.00 0.07 0.00 0.00 99.87 15:55:01 all 0.20 0.00 0.09 0.00 0.04 99.67 15:55:01 0 0.25 0.00 0.07 0.00 0.05 99.63 15:55:01 1 0.10 0.00 0.08 0.00 0.05 99.77 15:55:01 2 0.33 0.00 0.07 0.00 0.03 99.57 15:55:01 3 0.12 0.00 0.13 0.00 0.03 99.72 15:56:01 all 0.15 0.00 0.04 0.00 0.00 99.81 15:56:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:56:01 1 0.08 0.00 0.07 0.00 0.00 99.85 15:56:01 2 0.48 0.00 0.05 0.00 0.00 99.47 15:56:01 3 0.02 0.00 0.03 0.00 0.00 99.95 15:57:01 all 4.84 0.00 3.94 0.38 1.54 89.30 15:57:01 0 4.95 0.00 4.09 1.14 1.63 88.18 15:57:01 1 4.26 0.00 4.09 0.28 1.53 89.84 15:57:01 2 5.36 0.00 3.69 0.05 1.66 89.24 15:57:01 3 4.80 0.00 3.89 0.03 1.36 89.92 15:58:02 all 15.22 0.00 11.32 3.78 0.97 68.72 15:58:02 0 14.00 0.00 11.16 4.53 1.00 69.30 15:58:02 1 13.72 0.00 10.34 5.48 1.02 69.44 15:58:02 2 19.60 0.00 11.69 2.14 0.95 65.62 15:58:02 3 13.55 0.00 12.09 2.95 0.90 70.51 Average: all 3.92 0.00 2.90 0.76 0.46 91.95 Average: 0 3.87 0.00 2.99 0.96 0.47 91.71 Average: 1 3.50 0.00 2.73 1.09 0.47 92.21 Average: 2 4.80 0.00 2.93 0.51 0.48 91.28 Average: 3 3.52 0.00 2.96 0.51 0.42 92.60