---> uname -a: Linux prd-centos7-docker-4c-2g-23383.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: 2933.442 BogoMIPS: 5866.88 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-464 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-464@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 724 91 0 1021 1009 Swap: 1023 0 1023 ---> 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:a0:a4:ad brd ff:ff:ff:ff:ff:ff inet 10.30.122.214/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86012sec preferred_lft 86012sec inet6 fe80::f816:3eff:fea0:a4ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:eb:95:75: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:ebff:fe95:75e2/64 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) 01/27/21 _x86_64_ (4 CPU) 08:23:40 LINUX RESTART (4 CPU) 08:24:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:25:01 155.63 64.79 90.85 0.00 8637.61 40395.51 0.00 08:26:01 3.26 0.00 3.26 0.00 0.00 117.20 0.00 08:27:01 0.40 0.00 0.40 0.00 0.00 5.96 0.00 08:28:01 0.28 0.00 0.28 0.00 0.00 3.46 0.00 08:29:01 0.18 0.00 0.18 0.00 0.00 2.83 0.00 08:30:01 62.06 42.81 19.26 0.00 4086.18 6076.76 0.00 Average: 37.01 17.96 19.05 0.00 2123.05 7769.65 0.00 08:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:25:01 127792 0 627196 33.33 2620 1123936 1110700 37.91 427796 1124028 132 08:26:01 130672 0 624216 33.18 2620 1124036 1097948 37.47 427908 1122160 20 08:27:01 132852 0 622032 33.06 2620 1124040 1080256 36.87 424312 1123900 8 08:28:01 132412 0 622468 33.08 2620 1124044 1080400 36.87 425036 1123904 8 08:29:01 132980 0 621896 33.05 2620 1124048 1080256 36.87 424128 1123900 12 08:30:01 78776 0 730316 38.81 2620 1069832 1524124 52.02 544212 1024008 97596 Average: 122581 0 641354 34.09 2620 1114989 1162281 39.67 445565 1106983 16296 08:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:25:01 eth0 549.19 343.60 1081.77 99.80 0.00 0.00 0.00 0.00 08:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 docker0 9.22 5.94 1.67 16.90 0.00 0.00 0.00 0.00 08:26:01 eth0 0.47 0.35 0.29 0.21 0.00 0.00 0.00 0.00 08:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 eth0 1.23 0.10 0.11 0.01 0.00 0.00 0.00 0.00 08:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 eth0 1.07 0.70 0.57 0.37 0.00 0.00 0.00 0.00 08:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 eth0 0.08 0.07 0.01 0.04 0.00 0.00 0.00 0.00 08:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 eth0 192.34 165.00 2159.88 17.49 0.00 0.00 0.00 0.00 08:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 124.17 85.07 541.83 19.66 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 1.54 0.99 0.28 2.82 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) 01/27/21 _x86_64_ (4 CPU) 08:23:40 LINUX RESTART (4 CPU) 08:24:01 CPU %user %nice %system %iowait %steal %idle 08:25:01 all 13.71 0.00 6.25 6.74 0.03 73.27 08:25:01 0 15.08 0.00 7.80 8.00 0.03 69.09 08:25:01 1 15.60 0.00 4.91 5.65 0.02 73.82 08:25:01 2 11.25 0.00 6.22 7.98 0.03 74.51 08:25:01 3 12.91 0.00 6.06 5.33 0.05 75.64 08:26:01 all 0.18 0.00 0.05 0.00 0.00 99.77 08:26:01 0 0.15 0.00 0.03 0.00 0.00 99.82 08:26:01 1 0.05 0.00 0.03 0.00 0.00 99.92 08:26:01 2 0.30 0.00 0.05 0.00 0.00 99.65 08:26:01 3 0.23 0.00 0.08 0.00 0.00 99.68 08:27:01 all 0.17 0.00 0.03 0.00 0.00 99.80 08:27:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:27:01 1 0.07 0.00 0.05 0.00 0.00 99.88 08:27:01 2 0.05 0.00 0.03 0.00 0.00 99.92 08:27:01 3 0.53 0.00 0.03 0.00 0.00 99.43 08:28:01 all 0.16 0.00 0.03 0.00 0.00 99.80 08:28:01 0 0.02 0.00 0.03 0.00 0.00 99.95 08:28:01 1 0.05 0.00 0.03 0.00 0.00 99.92 08:28:01 2 0.53 0.00 0.03 0.00 0.00 99.43 08:28:01 3 0.05 0.00 0.03 0.00 0.00 99.92 08:29:01 all 0.10 0.00 0.04 0.00 0.00 99.86 08:29:01 0 0.02 0.00 0.03 0.00 0.00 99.95 08:29:01 1 0.08 0.00 0.07 0.00 0.00 99.85 08:29:01 2 0.28 0.00 0.03 0.00 0.00 99.68 08:29:01 3 0.02 0.00 0.02 0.00 0.00 99.97 08:30:01 all 3.61 0.00 2.18 1.31 0.01 92.89 08:30:01 0 3.46 0.00 2.64 1.55 0.00 92.34 08:30:01 1 3.10 0.00 2.12 1.42 0.02 93.34 08:30:01 2 3.64 0.00 1.73 0.65 0.02 93.96 08:30:01 3 4.23 0.00 2.24 1.60 0.02 91.91 Average: all 2.96 0.00 1.42 1.33 0.01 94.29 Average: 0 3.09 0.00 1.74 1.57 0.01 93.59 Average: 1 3.13 0.00 1.19 1.17 0.01 94.51 Average: 2 2.65 0.00 1.34 1.42 0.01 94.57 Average: 3 2.97 0.00 1.40 1.14 0.01 94.48