---> uname -a: Linux prd-centos7-docker-4c-2g-18161.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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-416 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-416@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 705 79 0 1052 1028 Swap: 1023 1 1022 ---> 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:88:e3:d1 brd ff:ff:ff:ff:ff:ff inet 10.30.123.226/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86024sec preferred_lft 86024sec inet6 fe80::f816:3eff:fe88:e3d1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:a7:98:d5:07 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:a7ff:fe98:d507/64 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) 01/04/21 _x86_64_ (4 CPU) 12:52:53 LINUX RESTART (4 CPU) 12:54:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:55:01 33.31 11.06 22.25 0.00 4276.21 2328.29 0.00 12:56:01 0.83 0.00 0.83 0.00 0.00 21.00 0.00 12:57:01 0.27 0.00 0.27 0.00 0.00 3.61 0.00 12:58:01 0.30 0.00 0.30 0.00 0.00 3.06 0.00 12:59:01 111.71 62.30 49.41 0.00 4527.22 14574.11 0.00 Average: 29.32 14.69 14.63 0.00 1761.99 3390.67 0.00 12:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:55:01 156968 0 588076 31.25 2620 1133880 1124672 38.38 429452 1093556 20 12:56:01 166136 0 578900 30.77 2620 1133888 1058004 36.11 424684 1091004 8 12:57:01 164984 0 580048 30.83 2620 1133892 1058256 36.12 444344 1072716 8 12:58:01 162728 0 582304 30.95 2620 1133892 1058292 36.12 446616 1072708 8 12:59:01 65900 0 713796 37.94 2620 1099228 1484252 50.66 595720 965832 92356 Average: 143343 0 608625 32.35 2620 1126956 1156695 39.48 468163 1059163 18480 12:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:55:01 eth0 64.93 54.51 350.83 28.64 0.00 0.00 0.00 0.00 12:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:55:01 docker0 7.85 5.02 1.43 15.09 0.00 0.00 0.00 0.00 12:56:01 eth0 0.80 0.08 0.07 0.01 0.00 0.00 0.00 0.00 12:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:57:01 eth0 1.60 0.80 2.32 0.23 0.00 0.00 0.00 0.00 12:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:58:01 eth0 0.50 0.37 0.27 0.20 0.00 0.00 0.00 0.00 12:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:59:01 eth0 204.15 166.22 2169.17 19.66 0.00 0.00 0.00 0.00 12:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 54.46 44.45 505.22 9.75 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 1.57 1.00 0.29 3.02 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) 01/04/21 _x86_64_ (4 CPU) 12:52:53 LINUX RESTART (4 CPU) 12:54:01 CPU %user %nice %system %iowait %steal %idle 12:55:01 all 1.81 0.00 1.72 0.60 4.05 91.82 12:55:01 0 2.38 0.00 2.01 0.64 3.87 91.10 12:55:01 1 1.85 0.00 1.68 0.33 4.16 91.98 12:55:01 2 1.42 0.00 1.53 0.33 3.90 92.81 12:55:01 3 1.59 0.00 1.64 1.08 4.28 91.40 12:56:01 all 0.11 0.00 0.14 0.00 0.47 99.28 12:56:01 0 0.12 0.00 0.18 0.00 0.37 99.33 12:56:01 1 0.25 0.00 0.20 0.00 0.58 98.97 12:56:01 2 0.02 0.00 0.12 0.00 0.33 99.53 12:56:01 3 0.05 0.00 0.05 0.00 0.61 99.29 12:57:01 all 0.10 0.00 0.17 0.00 0.62 99.11 12:57:01 0 0.02 0.00 0.28 0.00 0.50 99.20 12:57:01 1 0.30 0.00 0.05 0.00 0.93 98.72 12:57:01 2 0.07 0.00 0.23 0.00 0.42 99.29 12:57:01 3 0.03 0.00 0.10 0.00 0.63 99.24 12:58:01 all 0.10 0.00 0.02 0.00 0.19 99.69 12:58:01 0 0.02 0.00 0.03 0.00 0.07 99.88 12:58:01 1 0.33 0.00 0.02 0.00 0.32 99.33 12:58:01 2 0.02 0.00 0.05 0.00 0.27 99.67 12:58:01 3 0.02 0.00 0.00 0.00 0.10 99.88 12:59:01 all 4.01 0.00 2.97 1.24 9.54 82.24 12:59:01 0 4.33 0.00 3.62 0.44 9.34 82.26 12:59:01 1 3.80 0.00 2.36 1.93 10.05 81.85 12:59:01 2 3.47 0.00 2.74 0.93 9.28 83.57 12:59:01 3 4.43 0.00 3.19 1.63 9.47 81.28 Average: all 1.22 0.00 1.00 0.37 2.97 94.45 Average: 0 1.36 0.00 1.22 0.21 2.80 94.40 Average: 1 1.31 0.00 0.86 0.45 3.21 94.16 Average: 2 1.00 0.00 0.94 0.25 2.84 94.97 Average: 3 1.22 0.00 0.99 0.54 3.01 94.24