---> uname -a: Linux prd-centos7-docker-4c-2g-24330.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 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 828 140 0 869 944 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:8a:c4:93 brd ff:ff:ff:ff:ff:ff inet 10.30.123.102/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85969sec preferred_lft 85969sec inet6 fe80::f816:3eff:fe8a:c493/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:f4:eb:d1:2f 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:f4ff:feeb:d12f/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) 02/01/21 _x86_64_ (4 CPU) 10:18:48 LINUX RESTART (4 CPU) 10:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:21:01 2.13 0.00 2.13 0.00 0.00 51.02 0.00 10:22:01 0.37 0.00 0.37 0.00 0.00 5.91 0.00 10:23:01 0.28 0.00 0.28 0.00 0.00 2.86 0.00 10:24:01 0.25 0.00 0.25 0.00 0.00 2.68 0.00 10:25:01 379.42 199.12 180.30 0.00 9649.64 59182.60 0.00 10:26:01 233.58 110.99 122.59 0.00 8450.03 28229.27 0.00 Average: 102.75 51.73 51.03 0.00 3019.02 14590.35 0.00 10:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:21:01 162272 0 562268 29.88 2620 1154384 1077944 36.79 367692 1150980 20 10:22:01 160328 0 564204 29.99 2620 1154392 1078084 36.79 377888 1143028 8 10:23:01 160292 0 564236 29.99 2620 1154396 1078132 36.79 378160 1143024 8 10:24:01 159592 0 564936 30.03 2620 1154396 1078012 36.79 383652 1137976 8 10:25:01 67784 0 814512 43.29 2104 997144 1505608 51.38 609240 872276 93800 10:26:01 189212 0 822052 43.69 1596 868684 1439168 49.12 554500 772932 8 Average: 149913 0 648701 34.48 2363 1080566 1209491 41.28 445189 1036703 15642 10:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:21:01 eth0 0.55 0.08 0.04 0.02 0.00 0.00 0.00 0.00 10:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:22:01 eth0 3.31 2.20 3.00 0.14 0.00 0.00 0.00 0.00 10:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:23:01 eth0 1.33 0.50 0.58 0.39 0.00 0.00 0.00 0.00 10:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 10:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:25:01 eth0 828.31 725.42 7415.81 67.02 0.00 0.00 0.00 0.00 10:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:25:01 docker0 19.16 18.77 1.53 128.55 0.00 0.00 0.00 0.00 10:26:01 eth0 341.80 274.43 2434.12 132.46 0.00 0.00 0.00 0.00 10:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:26:01 docker0 28.09 29.29 2.22 202.56 0.00 0.00 0.00 0.00 Average: eth0 196.05 167.25 1643.51 33.37 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 7.88 8.02 0.62 55.23 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) 02/01/21 _x86_64_ (4 CPU) 10:18:48 LINUX RESTART (4 CPU) 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:21:01 all 0.17 0.00 0.05 0.00 0.00 99.78 10:21:01 0 0.53 0.00 0.05 0.00 0.00 99.42 10:21:01 1 0.05 0.00 0.05 0.00 0.00 99.90 10:21:01 2 0.05 0.00 0.05 0.00 0.00 99.90 10:21:01 3 0.05 0.00 0.05 0.00 0.00 99.90 10:22:01 all 0.18 0.00 0.06 0.00 0.00 99.75 10:22:01 0 0.27 0.00 0.07 0.00 0.00 99.67 10:22:01 1 0.07 0.00 0.02 0.00 0.02 99.90 10:22:01 2 0.35 0.00 0.08 0.00 0.00 99.57 10:22:01 3 0.05 0.00 0.07 0.00 0.00 99.88 10:23:01 all 0.16 0.00 0.03 0.00 0.00 99.81 10:23:01 0 0.02 0.00 0.00 0.00 0.00 99.98 10:23:01 1 0.05 0.00 0.05 0.00 0.00 99.90 10:23:01 2 0.53 0.00 0.03 0.00 0.00 99.43 10:23:01 3 0.03 0.00 0.02 0.00 0.02 99.93 10:24:01 all 0.14 0.00 0.03 0.00 0.00 99.82 10:24:01 0 0.02 0.00 0.02 0.00 0.00 99.97 10:24:01 1 0.03 0.00 0.05 0.00 0.00 99.92 10:24:01 2 0.50 0.00 0.03 0.00 0.02 99.45 10:24:01 3 0.02 0.00 0.03 0.00 0.00 99.95 10:25:01 all 17.01 0.00 11.09 3.22 0.13 68.54 10:25:01 0 17.78 0.00 11.81 4.77 0.12 65.51 10:25:01 1 15.87 0.00 10.36 2.44 0.12 71.21 10:25:01 2 16.93 0.00 11.43 3.82 0.12 67.70 10:25:01 3 17.47 0.00 10.78 1.85 0.17 69.72 10:26:01 all 10.28 0.00 6.60 4.18 0.08 78.86 10:26:01 0 8.26 0.00 7.12 1.82 0.08 82.71 10:26:01 1 10.14 0.00 6.92 4.63 0.09 78.22 10:26:01 2 12.04 0.00 6.18 4.60 0.10 77.08 10:26:01 3 10.67 0.00 6.17 5.68 0.05 77.43 Average: all 4.57 0.00 2.92 1.21 0.04 91.27 Average: 0 4.37 0.00 3.10 1.07 0.03 91.42 Average: 1 4.29 0.00 2.86 1.16 0.04 91.66 Average: 2 4.98 0.00 2.92 1.38 0.04 90.68 Average: 3 4.62 0.00 2.80 1.24 0.04 91.31