---> uname -a: Linux prd-centos7-docker-4c-2g-16347.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 833 148 0 855 938 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:18:2d:28 brd ff:ff:ff:ff:ff:ff inet 10.30.122.63/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85963sec preferred_lft 85963sec inet6 fe80::f816:3eff:fe18:2d28/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:f1:e4:0c:93 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:f1ff:fee4:c93/64 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) 12/16/20 _x86_64_ (4 CPU) 16:50:48 LINUX RESTART (4 CPU) 16:52:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:53:01 2.81 0.00 2.81 0.00 0.00 104.71 0.00 16:54:01 0.33 0.00 0.33 0.00 0.00 5.16 0.00 16:55:01 0.32 0.00 0.32 0.00 0.00 3.63 0.00 16:56:01 0.23 0.00 0.23 0.00 0.00 2.70 0.00 16:57:01 357.29 187.34 169.95 0.00 9238.78 55462.50 0.00 16:58:02 235.50 117.41 118.09 0.00 7975.02 26843.01 0.00 Average: 99.52 50.84 48.67 0.00 2872.19 13750.14 0.00 16:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:53:01 177592 0 614144 32.64 2620 1087188 1077424 36.77 423920 1081480 12 16:54:01 177612 0 614116 32.64 2620 1087196 1077532 36.77 423244 1082628 8 16:55:01 174652 0 617072 32.80 2620 1087200 1077664 36.78 433404 1075128 8 16:56:01 176216 0 615508 32.71 2620 1087200 1077424 36.77 430320 1076648 8 16:57:01 75012 0 795128 42.26 2404 1009000 1513668 51.66 643044 871688 72136 16:58:02 77860 0 863676 45.90 1144 938864 1540828 52.59 689780 754380 50124 Average: 143157 0 686607 36.49 2338 1049441 1227423 41.89 507285 990325 20383 16:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:53:01 eth0 0.43 0.12 0.02 0.05 0.00 0.00 0.00 0.00 16:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:01 eth0 3.85 1.96 3.05 0.13 0.00 0.00 0.00 0.00 16:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:55:01 eth0 1.37 0.82 0.60 0.41 0.00 0.00 0.00 0.00 16:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:56:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:57:01 eth0 798.20 684.27 7404.44 64.03 0.00 0.00 0.00 0.00 16:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:57:01 docker0 17.51 17.38 1.36 122.71 0.00 0.00 0.00 0.00 16:58:02 eth0 327.36 256.50 2417.35 133.34 0.00 0.00 0.00 0.00 16:58:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:58:02 docker0 26.50 32.44 1.98 194.06 0.00 0.00 0.00 0.00 Average: eth0 188.73 157.43 1639.00 33.04 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 7.34 8.31 0.56 52.86 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) 12/16/20 _x86_64_ (4 CPU) 16:50:48 LINUX RESTART (4 CPU) 16:52:01 CPU %user %nice %system %iowait %steal %idle 16:53:01 all 0.13 0.00 0.06 0.00 0.01 99.80 16:53:01 0 0.10 0.00 0.07 0.00 0.02 99.82 16:53:01 1 0.08 0.00 0.07 0.00 0.02 99.83 16:53:01 2 0.05 0.00 0.03 0.00 0.00 99.92 16:53:01 3 0.30 0.00 0.08 0.00 0.00 99.62 16:54:01 all 0.17 0.00 0.07 0.00 0.00 99.76 16:54:01 0 0.13 0.00 0.07 0.00 0.00 99.80 16:54:01 1 0.20 0.00 0.07 0.00 0.02 99.72 16:54:01 2 0.07 0.00 0.07 0.00 0.00 99.87 16:54:01 3 0.27 0.00 0.08 0.00 0.00 99.65 16:55:01 all 0.15 0.00 0.05 0.00 0.01 99.79 16:55:01 0 0.43 0.00 0.05 0.00 0.00 99.52 16:55:01 1 0.05 0.00 0.07 0.00 0.02 99.87 16:55:01 2 0.08 0.00 0.07 0.00 0.02 99.83 16:55:01 3 0.02 0.00 0.03 0.00 0.00 99.95 16:56:01 all 0.15 0.00 0.05 0.00 0.02 99.78 16:56:01 0 0.48 0.00 0.03 0.00 0.02 99.47 16:56:01 1 0.05 0.00 0.07 0.00 0.02 99.87 16:56:01 2 0.03 0.00 0.07 0.00 0.02 99.88 16:56:01 3 0.03 0.00 0.03 0.00 0.03 99.90 16:57:01 all 15.87 0.00 11.69 3.00 1.40 68.05 16:57:01 0 15.05 0.00 11.55 2.81 1.43 69.15 16:57:01 1 16.98 0.00 11.27 1.66 1.47 68.61 16:57:01 2 15.94 0.00 11.65 3.76 1.36 67.29 16:57:01 3 15.48 0.00 12.28 3.76 1.32 67.15 16:58:02 all 11.71 0.00 8.95 3.41 0.62 75.31 16:58:02 0 10.38 0.00 9.21 2.87 0.60 76.94 16:58:02 1 9.71 0.00 8.05 2.36 0.50 79.38 16:58:02 2 14.40 0.00 9.53 4.06 0.74 71.28 16:58:02 3 12.38 0.00 8.98 4.34 0.67 73.63 Average: all 4.59 0.00 3.40 1.04 0.34 90.63 Average: 0 4.32 0.00 3.41 0.92 0.33 91.01 Average: 1 4.41 0.00 3.19 0.66 0.33 91.41 Average: 2 4.99 0.00 3.50 1.28 0.35 89.89 Average: 3 4.64 0.00 3.50 1.32 0.33 90.22