---> uname -a: Linux prd-centos7-docker-4c-2g-16074.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/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 /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 826 138 0 872 946 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:9c:f3:4d brd ff:ff:ff:ff:ff:ff inet 10.30.122.135/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85971sec preferred_lft 85971sec inet6 fe80::f816:3eff:fe9c:f34d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:eb:e4:3f:cb 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:ebff:fee4:3fcb/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) 12/15/20 _x86_64_ (4 CPU) 06:37:08 LINUX RESTART (4 CPU) 06:38:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:39:01 32.88 10.85 22.03 0.00 3880.66 3009.40 0.00 06:40:01 1.76 0.00 1.76 0.00 0.00 33.07 0.00 06:41:01 0.30 0.00 0.30 0.00 0.00 3.35 0.00 06:42:01 0.25 0.00 0.25 0.00 0.00 2.83 0.00 06:43:01 285.71 178.74 106.97 0.00 8800.40 35186.09 0.00 06:44:01 217.89 82.67 135.22 0.00 5862.98 32687.53 0.00 Average: 89.99 45.49 44.50 0.00 3089.52 11849.64 0.00 06:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:39:01 147656 0 611712 32.51 2620 1119556 1091956 37.27 413580 1120676 12 06:40:01 146832 0 612528 32.55 2620 1119564 1083508 36.98 419572 1115964 8 06:41:01 147176 0 612180 32.54 2620 1119568 1083532 36.98 419880 1115696 8 06:42:01 145928 0 613428 32.60 2620 1119568 1071124 36.56 425216 1111692 8 06:43:01 162448 0 704564 37.45 2596 1011936 1280780 43.71 547480 923384 10472 06:44:01 164464 0 788020 41.88 1708 927352 1138872 38.87 595676 784324 72 Average: 152417 0 657072 34.92 2464 1069591 1124962 38.39 470234 1028623 1763 06:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:39:01 eth0 72.30 61.80 350.41 26.57 0.00 0.00 0.00 0.00 06:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 docker0 7.13 5.16 1.41 14.41 0.00 0.00 0.00 0.00 06:40:01 eth0 4.16 1.68 3.40 0.29 0.00 0.00 0.00 0.00 06:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:01 eth0 0.50 0.38 0.27 0.20 0.00 0.00 0.00 0.00 06:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:42:01 eth0 0.72 0.02 0.06 0.00 0.00 0.00 0.00 0.00 06:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 eth0 493.41 430.35 4406.21 44.62 0.00 0.00 0.00 0.00 06:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 docker0 17.10 17.32 1.33 122.53 0.00 0.00 0.00 0.00 06:44:01 eth0 479.48 390.76 3258.82 102.27 0.00 0.00 0.00 0.00 06:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 docker0 40.11 61.87 2.47 187.91 0.00 0.00 0.00 0.00 Average: eth0 175.45 147.79 1339.83 29.01 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 10.74 14.09 0.87 54.27 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) 12/15/20 _x86_64_ (4 CPU) 06:37:08 LINUX RESTART (4 CPU) 06:38:02 CPU %user %nice %system %iowait %steal %idle 06:39:01 all 2.41 0.00 1.83 0.69 0.03 95.04 06:39:01 0 2.56 0.00 1.89 0.36 0.02 95.18 06:39:01 1 2.31 0.00 2.06 0.71 0.00 94.92 06:39:01 2 1.96 0.00 1.63 0.09 0.05 96.27 06:39:01 3 2.81 0.00 1.75 1.62 0.03 93.79 06:40:01 all 0.19 0.00 0.04 0.00 0.01 99.76 06:40:01 0 0.05 0.00 0.03 0.00 0.02 99.90 06:40:01 1 0.37 0.00 0.07 0.00 0.02 99.55 06:40:01 2 0.10 0.00 0.05 0.00 0.00 99.85 06:40:01 3 0.23 0.00 0.02 0.00 0.00 99.75 06:41:01 all 0.17 0.00 0.07 0.00 0.00 99.75 06:41:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:41:01 1 0.03 0.00 0.08 0.00 0.00 99.88 06:41:01 2 0.07 0.00 0.10 0.00 0.02 99.82 06:41:01 3 0.57 0.00 0.07 0.00 0.00 99.37 06:42:01 all 0.15 0.00 0.05 0.00 0.01 99.79 06:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:42:01 1 0.05 0.00 0.08 0.00 0.02 99.85 06:42:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:42:01 3 0.52 0.00 0.05 0.00 0.02 99.42 06:43:01 all 10.40 0.00 7.88 2.71 0.87 78.15 06:43:01 0 9.58 0.00 8.39 3.72 0.93 77.39 06:43:01 1 11.43 0.00 7.38 2.94 0.82 77.42 06:43:01 2 10.55 0.00 8.07 2.05 0.83 78.51 06:43:01 3 10.04 0.00 7.68 2.14 0.88 79.27 06:44:01 all 12.01 0.00 9.18 3.07 0.72 75.01 06:44:01 0 11.38 0.00 10.67 2.17 0.73 75.05 06:44:01 1 10.77 0.00 9.14 2.63 0.74 76.73 06:44:01 2 15.08 0.00 8.92 4.88 0.64 70.49 06:44:01 3 10.83 0.00 8.02 2.62 0.76 77.78 Average: all 4.15 0.00 3.12 1.06 0.27 91.40 Average: 0 3.85 0.00 3.43 1.02 0.28 91.42 Average: 1 4.10 0.00 3.09 1.03 0.26 91.52 Average: 2 4.55 0.00 3.08 1.15 0.25 90.97 Average: 3 4.10 0.00 2.88 1.05 0.28 91.70