---> uname -a: Linux prd-centos7-docker-4c-2g-13972.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 830 150 0 855 941 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:3b:31:3c brd ff:ff:ff:ff:ff:ff inet 10.30.123.188/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85961sec preferred_lft 85961sec inet6 fe80::f816:3eff:fe3b:313c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:5c:6b:45:04 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::42:5cff:fe6b:4504/64 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) 12/01/20 _x86_64_ (4 CPU) 06:20:11 LINUX RESTART (4 CPU) 06:21:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:22:01 32.76 11.29 21.47 0.00 4430.40 3102.64 0.00 06:23:01 2.03 0.00 2.03 0.00 0.00 41.37 0.00 06:24:01 0.13 0.00 0.13 0.00 0.00 2.15 0.00 06:25:01 0.28 0.00 0.28 0.00 0.00 3.20 0.00 06:26:01 222.74 137.75 84.99 0.00 6719.57 33268.69 0.00 06:27:01 269.53 118.24 151.29 0.00 6277.78 34648.79 0.00 Average: 88.10 44.65 43.44 0.00 2901.24 11872.97 0.00 06:21:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:22:01 150380 0 624692 33.20 2620 1103852 1106680 37.77 416936 1114380 20 06:23:01 156716 0 618348 32.86 2620 1103860 1079520 36.84 415660 1110264 12 06:24:01 152140 0 622920 33.11 2620 1103864 1079712 36.85 418676 1112000 8 06:25:01 152576 0 622480 33.08 2620 1103868 1079628 36.85 428580 1101804 12 06:26:01 169876 0 713936 37.94 2596 995136 1257892 42.93 471524 988512 52 06:27:01 190196 0 818288 43.49 1492 871568 1710576 58.38 622052 730928 8 Average: 161981 0 670111 35.61 2428 1047025 1219001 41.60 462238 1026315 19 06:21:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:22:01 eth0 78.36 64.60 354.79 26.19 0.00 0.00 0.00 0.00 06:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 docker0 6.06 5.10 1.25 13.54 0.00 0.00 0.00 0.00 06:23:01 eth0 0.78 0.08 0.07 0.01 0.00 0.00 0.00 0.00 06:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 eth0 1.07 0.45 0.32 0.21 0.00 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 eth0 0.52 0.35 0.30 0.20 0.00 0.00 0.00 0.00 06:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 eth0 442.34 377.75 4082.83 33.03 0.00 0.00 0.00 0.00 06:26:01 veth4bf19e7 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 veth13decb3 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 eth0 483.08 407.97 3563.19 98.84 0.00 0.00 0.00 0.00 06:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 docker0 40.59 45.90 2.45 307.27 0.00 0.00 0.00 0.00 Average: veth13decb3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 168.00 142.13 1336.77 26.42 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 7.78 8.51 0.62 53.60 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) 12/01/20 _x86_64_ (4 CPU) 06:20:11 LINUX RESTART (4 CPU) 06:21:02 CPU %user %nice %system %iowait %steal %idle 06:22:01 all 2.33 0.00 1.79 0.82 0.01 95.05 06:22:01 0 2.06 0.00 1.89 0.37 0.03 95.64 06:22:01 1 2.30 0.00 1.74 0.65 0.00 95.31 06:22:01 2 2.71 0.00 1.91 0.14 0.02 95.23 06:22:01 3 2.25 0.00 1.62 2.13 0.00 94.00 06:23:01 all 0.17 0.00 0.06 0.00 0.00 99.78 06:23:01 0 0.03 0.00 0.07 0.00 0.00 99.90 06:23:01 1 0.55 0.00 0.07 0.00 0.00 99.38 06:23:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:23:01 3 0.03 0.00 0.05 0.00 0.00 99.92 06:24:01 all 0.15 0.00 0.04 0.00 0.00 99.80 06:24:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:24:01 1 0.18 0.00 0.05 0.00 0.02 99.75 06:24:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:24:01 3 0.35 0.00 0.03 0.00 0.00 99.62 06:25:01 all 0.09 0.00 0.06 0.00 0.00 99.85 06:25:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:25:01 1 0.03 0.00 0.05 0.00 0.00 99.92 06:25:01 2 0.03 0.00 0.08 0.00 0.00 99.88 06:25:01 3 0.27 0.00 0.10 0.00 0.00 99.63 06:26:01 all 7.64 0.00 5.90 1.10 0.03 85.33 06:26:01 0 7.34 0.00 6.21 1.68 0.03 84.74 06:26:01 1 7.71 0.00 6.53 0.78 0.03 84.95 06:26:01 2 7.43 0.00 5.46 0.76 0.02 86.33 06:26:01 3 8.06 0.00 5.41 1.18 0.03 85.31 06:27:01 all 12.58 0.00 9.71 4.15 0.04 73.52 06:27:01 0 11.69 0.00 9.63 5.78 0.05 72.85 06:27:01 1 11.26 0.00 10.36 3.98 0.03 74.36 06:27:01 2 11.21 0.00 9.57 3.93 0.03 75.25 06:27:01 3 16.18 0.00 9.27 2.91 0.03 71.61 Average: all 3.79 0.00 2.90 1.00 0.01 92.30 Average: 0 3.49 0.00 2.94 1.29 0.02 92.27 Average: 1 3.64 0.00 3.11 0.89 0.01 92.34 Average: 2 3.54 0.00 2.83 0.80 0.01 92.82 Average: 3 4.47 0.00 2.72 1.03 0.01 91.77