---> uname -a: Linux prd-centos7-docker-4c-2g-13837.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 833 139 0 863 939 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:cc:12:0c brd ff:ff:ff:ff:ff:ff inet 10.30.122.130/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85963sec preferred_lft 85963sec inet6 fe80::f816:3eff:fecc:120c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:ec:46:4c:90 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:ecff:fe46:4c90/64 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) 11/30/20 _x86_64_ (4 CPU) 08:54:52 LINUX RESTART (4 CPU) 08:56:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:57:01 3.65 0.00 3.65 0.00 0.00 123.89 0.00 08:58:01 0.42 0.00 0.42 0.00 0.00 6.39 0.00 08:59:01 0.35 0.00 0.35 0.00 0.00 3.81 0.00 09:00:01 0.23 0.00 0.23 0.00 0.00 2.70 0.00 09:01:01 302.16 177.85 124.31 0.00 8869.44 45681.41 0.00 09:02:01 235.96 112.59 123.37 0.00 7567.20 27051.34 0.00 Average: 90.55 48.45 42.09 0.00 2742.12 12156.95 0.00 08:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:57:01 187904 0 612220 32.54 2620 1078800 1072088 36.59 402188 1093912 20 08:58:01 187372 0 612744 32.57 2620 1078808 1072172 36.59 402136 1094540 8 08:59:01 185012 0 615100 32.69 2620 1078812 1072268 36.59 419112 1079872 8 09:00:01 184712 0 615400 32.71 2620 1078812 1072304 36.60 417912 1081064 8 09:01:01 74072 0 757872 40.28 2480 1047120 1519276 51.85 670920 879176 54968 09:02:01 90728 0 810040 43.05 1504 979272 1339576 45.72 618652 840172 19272 Average: 151633 0 670563 35.64 2411 1056937 1191281 40.66 488487 1011456 12381 08:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:57:01 eth0 0.30 0.08 0.02 0.01 0.00 0.00 0.00 0.00 08:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 eth0 3.21 1.65 3.01 0.11 0.00 0.00 0.00 0.00 08:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 eth0 0.85 0.38 0.34 0.21 0.00 0.00 0.00 0.00 08:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 eth0 0.47 0.38 0.27 0.20 0.00 0.00 0.00 0.00 09:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 eth0 839.96 755.79 7401.00 66.75 0.00 0.00 0.00 0.00 09:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 docker0 17.46 17.23 1.35 121.69 0.00 0.00 0.00 0.00 09:02:01 eth0 305.75 254.00 2413.39 116.49 0.00 0.00 0.00 0.00 09:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 docker0 25.39 30.02 1.84 185.62 0.00 0.00 0.00 0.00 Average: eth0 191.95 168.88 1637.99 30.66 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 7.15 7.88 0.53 51.27 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) 11/30/20 _x86_64_ (4 CPU) 08:54:52 LINUX RESTART (4 CPU) 08:56:01 CPU %user %nice %system %iowait %steal %idle 08:57:01 all 0.20 0.00 0.07 0.00 0.00 99.73 08:57:01 0 0.10 0.00 0.03 0.00 0.00 99.87 08:57:01 1 0.05 0.00 0.07 0.00 0.00 99.88 08:57:01 2 0.57 0.00 0.10 0.00 0.00 99.33 08:57:01 3 0.07 0.00 0.08 0.00 0.00 99.85 08:58:01 all 0.20 0.00 0.05 0.00 0.00 99.75 08:58:01 0 0.08 0.00 0.05 0.00 0.00 99.87 08:58:01 1 0.07 0.00 0.05 0.00 0.00 99.88 08:58:01 2 0.58 0.00 0.07 0.00 0.00 99.35 08:58:01 3 0.08 0.00 0.03 0.00 0.00 99.88 08:59:01 all 0.12 0.00 0.05 0.00 0.00 99.83 08:59:01 0 0.07 0.00 0.02 0.00 0.00 99.92 08:59:01 1 0.02 0.00 0.07 0.00 0.00 99.92 08:59:01 2 0.33 0.00 0.10 0.00 0.00 99.57 08:59:01 3 0.05 0.00 0.03 0.00 0.00 99.92 09:00:01 all 0.16 0.00 0.04 0.00 0.00 99.80 09:00:01 0 0.02 0.00 0.03 0.00 0.00 99.95 09:00:01 1 0.05 0.00 0.05 0.00 0.02 99.88 09:00:01 2 0.53 0.00 0.03 0.00 0.00 99.43 09:00:01 3 0.03 0.00 0.03 0.00 0.00 99.93 09:01:01 all 12.12 0.00 8.70 2.56 0.04 76.58 09:01:01 0 11.43 0.00 8.94 3.28 0.05 76.30 09:01:01 1 11.61 0.00 8.75 2.22 0.03 77.38 09:01:01 2 11.79 0.00 8.81 3.37 0.05 75.98 09:01:01 3 13.66 0.00 8.29 1.37 0.03 76.64 09:02:01 all 10.67 0.00 8.10 4.14 0.04 77.05 09:02:01 0 7.91 0.00 7.04 1.92 0.03 83.09 09:02:01 1 11.20 0.00 7.32 6.39 0.03 75.06 09:02:01 2 10.45 0.00 9.33 4.49 0.05 75.69 09:02:01 3 13.13 0.00 8.73 3.77 0.03 74.34 Average: all 3.85 0.00 2.79 1.10 0.01 92.24 Average: 0 3.21 0.00 2.64 0.85 0.01 93.28 Average: 1 3.78 0.00 2.68 1.42 0.01 92.11 Average: 2 3.99 0.00 3.03 1.29 0.02 91.66 Average: 3 4.43 0.00 2.82 0.84 0.01 91.90