---> uname -a: Linux prd-centos7-docker-4c-2g-13869.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-374 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-374@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 724 112 0 1000 1008 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:ca:62:12 brd ff:ff:ff:ff:ff:ff inet 10.30.123.139/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86042sec preferred_lft 86042sec inet6 fe80::f816:3eff:feca:6212/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:38:01:9c:e2 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::42:38ff:fe01:9ce2/64 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) 16:00:59 LINUX RESTART (4 CPU) 16:02:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:03:01 11.99 3.15 8.84 0.00 779.76 236.54 0.00 16:04:01 0.40 0.00 0.40 0.00 0.00 6.71 0.00 16:05:01 0.42 0.00 0.42 0.00 0.00 5.35 0.00 16:06:01 0.15 0.00 0.15 0.00 0.00 1.73 0.00 16:07:01 140.24 79.22 61.01 0.00 6013.38 18598.93 0.00 Average: 30.64 16.48 14.17 0.00 1358.94 3770.73 0.00 16:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:03:01 158076 0 625076 33.22 2620 1095772 1106944 37.78 435892 1088536 24 16:04:01 161164 0 621980 33.06 2620 1095780 1078220 36.80 435264 1086680 8 16:05:01 158348 0 624792 33.21 2620 1095784 1078376 36.80 445104 1079516 8 16:06:01 159036 0 624104 33.17 2620 1095784 1078280 36.80 445632 1078612 8 16:07:01 182124 0 715000 38.00 2620 981800 1280172 43.69 469476 978900 12 Average: 163750 0 642190 34.13 2620 1072984 1124398 38.37 446274 1062449 12 16:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:03:01 eth0 27.90 23.24 33.73 16.97 0.00 0.00 0.00 0.00 16:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 docker0 5.38 4.08 1.21 13.11 0.00 0.00 0.00 0.00 16:04:01 eth0 4.35 1.70 3.10 0.11 0.00 0.00 0.00 0.00 16:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 eth0 1.50 0.78 0.64 0.41 0.00 0.00 0.00 0.00 16:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 eth0 0.53 0.40 0.27 0.21 0.00 0.00 0.00 0.00 16:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 eth0 192.29 154.92 2174.81 18.66 0.00 0.00 0.00 0.00 16:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 45.32 36.22 442.61 7.27 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 1.08 0.82 0.24 2.62 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) 16:00:59 LINUX RESTART (4 CPU) 16:02:01 CPU %user %nice %system %iowait %steal %idle 16:03:01 all 1.19 0.00 0.83 0.16 0.00 97.81 16:03:01 0 1.13 0.00 1.02 0.05 0.00 97.80 16:03:01 1 1.37 0.00 0.84 0.47 0.00 97.32 16:03:01 2 0.87 0.00 0.67 0.05 0.00 98.41 16:03:01 3 1.40 0.00 0.82 0.07 0.00 97.71 16:04:01 all 0.17 0.00 0.05 0.00 0.00 99.77 16:04:01 0 0.07 0.00 0.08 0.00 0.00 99.85 16:04:01 1 0.48 0.00 0.05 0.00 0.00 99.47 16:04:01 2 0.08 0.00 0.03 0.00 0.00 99.88 16:04:01 3 0.05 0.00 0.05 0.00 0.00 99.90 16:05:01 all 0.21 0.00 0.22 0.00 0.00 99.56 16:05:01 0 0.12 0.00 0.27 0.00 0.00 99.62 16:05:01 1 0.55 0.00 0.07 0.00 0.00 99.38 16:05:01 2 0.10 0.00 0.35 0.00 0.02 99.53 16:05:01 3 0.08 0.00 0.20 0.00 0.00 99.72 16:06:01 all 0.07 0.00 0.05 0.00 0.00 99.88 16:06:01 0 0.03 0.00 0.05 0.00 0.00 99.92 16:06:01 1 0.17 0.00 0.10 0.00 0.00 99.73 16:06:01 2 0.05 0.00 0.03 0.00 0.00 99.92 16:06:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:07:01 all 5.77 0.00 3.89 2.50 0.03 87.81 16:07:01 0 5.16 0.00 4.25 0.87 0.03 89.68 16:07:01 1 6.24 0.00 3.81 2.63 0.02 87.30 16:07:01 2 6.40 0.00 3.65 4.93 0.02 85.01 16:07:01 3 5.30 0.00 3.84 1.58 0.03 89.24 Average: all 1.48 0.00 1.00 0.53 0.01 96.99 Average: 0 1.30 0.00 1.13 0.18 0.01 97.39 Average: 1 1.75 0.00 0.97 0.62 0.00 96.66 Average: 2 1.49 0.00 0.94 0.99 0.01 96.57 Average: 3 1.36 0.00 0.98 0.33 0.01 97.33