---> uname -a: Linux prd-centos7-docker-4c-2g-24994.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-486 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-486@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 702 97 0 1037 1030 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:8d:89:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.122.31/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86008sec preferred_lft 86008sec inet6 fe80::f816:3eff:fe8d:89a7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:1e:83:34:ab 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::42:1eff:fe83:34ab/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) 02/04/21 _x86_64_ (4 CPU) 15:16:32 LINUX RESTART (4 CPU) 15:17:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:18:01 162.41 110.06 52.35 0.00 8578.59 37096.36 0.00 15:19:01 48.94 11.17 37.78 0.00 4321.49 2724.43 0.00 15:20:01 1.85 0.00 1.85 0.00 0.00 39.26 0.00 15:21:01 0.27 0.00 0.27 0.00 0.00 3.60 0.00 15:22:01 0.22 0.00 0.22 0.00 0.00 2.50 0.00 15:23:02 99.32 57.48 41.84 0.00 4247.21 13947.46 0.00 Average: 51.88 29.57 22.31 0.00 2843.37 8894.23 0.00 15:17:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:18:01 76580 0 536692 28.52 2620 1265652 1061684 36.23 363940 1244724 9504 15:19:01 167164 0 593696 31.55 2620 1118064 1167036 39.83 404288 1109448 128 15:20:01 180808 0 580048 30.83 2620 1118068 1071776 36.58 403480 1098676 20 15:21:01 179668 0 581184 30.89 2620 1118072 1071776 36.58 404132 1099068 8 15:22:01 178108 0 582680 30.97 2620 1118136 1072092 36.59 409944 1094820 28 15:23:02 73804 0 689824 36.66 2620 1115296 1508224 51.47 572536 1007048 32656 Average: 142689 0 594021 31.57 2620 1142215 1158765 39.55 426387 1108964 7057 15:17:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:18:01 eth0 144.86 115.35 570.66 46.20 0.00 0.00 0.00 0.00 15:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 eth0 104.34 80.72 501.49 47.07 0.00 0.00 0.00 0.00 15:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 docker0 5.48 4.60 1.57 18.05 0.00 0.00 0.00 0.00 15:20:01 eth0 0.08 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 eth0 0.55 0.08 0.05 0.01 0.00 0.00 0.00 0.00 15:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:01 eth0 0.50 0.47 0.27 0.21 0.00 0.00 0.00 0.00 15:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:02 eth0 203.22 153.14 2172.65 19.68 0.00 0.00 0.00 0.00 15:23:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 75.44 58.18 541.08 18.80 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 0.92 0.77 0.26 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) 02/04/21 _x86_64_ (4 CPU) 15:16:32 LINUX RESTART (4 CPU) 15:17:02 CPU %user %nice %system %iowait %steal %idle 15:18:01 all 12.03 0.00 7.25 11.86 33.24 35.63 15:18:01 0 11.39 0.00 6.79 13.81 34.80 33.22 15:18:01 1 12.59 0.00 6.31 12.16 33.78 35.15 15:18:01 2 13.13 0.00 9.87 9.29 30.84 36.87 15:18:01 3 11.04 0.00 6.11 12.07 33.44 37.34 15:19:01 all 2.98 0.00 2.26 1.38 11.21 82.19 15:19:01 0 3.72 0.00 3.14 1.63 11.83 79.67 15:19:01 1 2.75 0.00 2.08 0.62 11.45 83.09 15:19:01 2 2.82 0.00 2.01 1.70 10.41 83.06 15:19:01 3 2.61 0.00 1.81 1.55 11.13 82.91 15:20:01 all 0.10 0.00 0.08 0.00 1.00 98.82 15:20:01 0 0.02 0.00 0.07 0.00 0.98 98.94 15:20:01 1 0.30 0.00 0.10 0.00 1.01 98.59 15:20:01 2 0.05 0.00 0.07 0.00 1.09 98.79 15:20:01 3 0.02 0.00 0.10 0.00 0.93 98.96 15:21:01 all 0.08 0.00 0.10 0.00 0.67 99.16 15:21:01 0 0.02 0.00 0.02 0.00 0.28 99.68 15:21:01 1 0.25 0.00 0.08 0.00 1.08 98.59 15:21:01 2 0.02 0.00 0.03 0.00 0.98 98.97 15:21:01 3 0.03 0.00 0.25 0.00 0.33 99.38 15:22:01 all 0.09 0.00 0.03 0.00 0.70 99.19 15:22:01 0 0.02 0.00 0.02 0.00 0.22 99.75 15:22:01 1 0.13 0.00 0.05 0.00 0.65 99.17 15:22:01 2 0.18 0.00 0.03 0.00 1.45 98.33 15:22:01 3 0.02 0.00 0.02 0.00 0.46 99.50 15:23:02 all 3.18 0.00 2.06 1.53 9.60 83.63 15:23:02 0 3.16 0.00 2.15 0.02 10.16 84.52 15:23:02 1 3.04 0.00 1.96 2.61 9.44 82.96 15:23:02 2 2.67 0.00 2.01 0.13 9.39 85.80 15:23:02 3 3.85 0.00 2.12 3.38 9.43 81.23 Average: all 3.21 0.00 2.05 2.60 9.78 82.36 Average: 0 3.21 0.00 2.12 2.78 10.19 81.69 Average: 1 3.33 0.00 1.84 2.71 9.98 82.13 Average: 2 3.25 0.00 2.41 1.93 9.26 83.16 Average: 3 3.06 0.00 1.81 2.98 9.70 82.45