---> uname -a: Linux prd-centos7-docker-4c-2g-20982.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-439 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-439@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 700 101 0 1035 1032 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:39:13:82 brd ff:ff:ff:ff:ff:ff inet 10.30.122.198/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85979sec preferred_lft 85979sec inet6 fe80::f816:3eff:fe39:1382/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:f5:e3:51:36 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:f5ff:fee3:5136/64 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) 01/18/21 _x86_64_ (4 CPU) 15:38:11 LINUX RESTART (4 CPU) 15:39:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 32.41 10.54 21.87 0.00 4274.57 3150.58 0.00 15:41:01 1.83 0.00 1.83 0.00 0.00 35.16 0.00 15:42:01 0.23 0.00 0.23 0.00 0.00 3.11 0.00 15:43:01 0.37 0.00 0.37 0.00 0.00 5.90 0.00 15:44:01 0.22 0.00 0.22 0.00 0.00 2.61 0.00 15:45:01 47.63 46.98 0.65 0.00 3790.17 23.73 0.00 Average: 13.78 9.59 4.20 0.00 1344.33 537.05 0.00 15:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 154240 0 590368 31.38 2620 1134316 1110508 37.90 424340 1101964 20 15:41:01 160884 0 583716 31.02 2620 1134324 1077992 36.79 420680 1099704 8 15:42:01 158440 0 586156 31.15 2620 1134328 1078140 36.80 424008 1098992 12 15:43:01 158728 0 585864 31.14 2620 1134332 1078128 36.79 427644 1095236 8 15:44:01 154944 0 589644 31.34 2620 1134336 1078068 36.79 429148 1097520 8 15:45:01 82468 0 598196 31.79 2620 1198260 1096100 37.41 433160 1166132 168 Average: 144951 0 588991 31.30 2620 1144983 1086489 37.08 426497 1109925 37 15:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 eth0 77.90 65.13 351.72 31.38 0.00 0.00 0.00 0.00 15:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 docker0 9.10 6.21 1.63 15.88 0.00 0.00 0.00 0.00 15:41:01 eth0 0.80 0.08 0.07 0.01 0.00 0.00 0.00 0.00 15:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:42:01 eth0 4.53 2.88 3.32 0.37 0.00 0.00 0.00 0.00 15:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:43:01 eth0 0.90 0.57 0.53 0.37 0.00 0.00 0.00 0.00 15:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:44:01 eth0 0.18 0.15 0.08 0.10 0.00 0.00 0.00 0.00 15:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:45:01 eth0 11.99 7.34 11.57 4.53 0.00 0.00 0.00 0.00 15:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 16.05 12.70 61.24 6.13 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 1.52 1.04 0.27 2.65 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) 01/18/21 _x86_64_ (4 CPU) 15:38:11 LINUX RESTART (4 CPU) 15:39:01 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 2.58 0.00 1.78 0.73 0.03 94.88 15:40:01 0 2.67 0.00 2.12 1.09 0.03 94.09 15:40:01 1 2.59 0.00 1.81 0.22 0.02 95.36 15:40:01 2 2.50 0.00 1.64 0.23 0.03 95.59 15:40:01 3 2.57 0.00 1.56 1.38 0.02 94.48 15:41:01 all 0.15 0.00 0.05 0.00 0.00 99.80 15:41:01 0 0.00 0.00 0.03 0.00 0.00 99.97 15:41:01 1 0.47 0.00 0.07 0.00 0.00 99.47 15:41:01 2 0.08 0.00 0.05 0.00 0.00 99.87 15:41:01 3 0.03 0.00 0.05 0.00 0.02 99.90 15:42:01 all 0.22 0.00 0.07 0.00 0.00 99.71 15:42:01 0 0.07 0.00 0.05 0.00 0.00 99.88 15:42:01 1 0.62 0.00 0.07 0.00 0.00 99.32 15:42:01 2 0.08 0.00 0.07 0.00 0.00 99.85 15:42:01 3 0.10 0.00 0.10 0.00 0.00 99.80 15:43:01 all 0.15 0.00 0.03 0.00 0.00 99.82 15:43:01 0 0.02 0.00 0.03 0.00 0.00 99.95 15:43:01 1 0.53 0.00 0.03 0.00 0.00 99.43 15:43:01 2 0.02 0.00 0.02 0.00 0.00 99.97 15:43:01 3 0.05 0.00 0.03 0.00 0.00 99.92 15:44:01 all 0.21 0.00 0.26 0.00 0.01 99.52 15:44:01 0 0.07 0.00 0.33 0.00 0.00 99.60 15:44:01 1 0.56 0.00 0.25 0.00 0.02 99.17 15:44:01 2 0.12 0.00 0.23 0.00 0.02 99.63 15:44:01 3 0.08 0.00 0.22 0.00 0.02 99.68 15:45:01 all 1.37 0.00 0.68 1.27 0.00 96.67 15:45:01 0 1.95 0.00 0.92 0.48 0.00 96.64 15:45:01 1 1.20 0.00 0.48 0.37 0.00 97.95 15:45:01 2 1.25 0.00 0.77 3.43 0.00 94.55 15:45:01 3 1.07 0.00 0.57 0.82 0.00 97.54 Average: all 0.78 0.00 0.48 0.33 0.01 98.41 Average: 0 0.79 0.00 0.58 0.26 0.01 98.36 Average: 1 0.99 0.00 0.45 0.10 0.01 98.45 Average: 2 0.67 0.00 0.46 0.61 0.01 98.25 Average: 3 0.65 0.00 0.42 0.36 0.01 98.56