---> uname -a: Linux prd-centos7-docker-4c-2g-11898.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-367 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-367@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 667 99 0 1070 1067 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:a4:d1:5a brd ff:ff:ff:ff:ff:ff inet 10.30.122.219/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85963sec preferred_lft 85963sec inet6 fe80::f816:3eff:fea4:d15a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:e3:2e:02:18 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:e3ff:fe2e:218/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 11/12/20 _x86_64_ (4 CPU) 02:16:12 LINUX RESTART (4 CPU) 02:17:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:18:01 42.38 11.90 30.48 0.00 4519.93 2565.19 0.00 02:19:01 1.78 0.00 1.78 0.00 0.00 35.29 0.00 02:20:01 0.27 0.00 0.27 0.00 0.00 3.88 0.00 02:21:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 02:22:01 0.27 0.00 0.27 0.00 0.00 3.61 0.00 02:23:01 44.51 41.53 2.98 0.00 4250.72 110.42 0.00 Average: 14.91 8.91 6.01 0.00 1462.07 453.65 0.00 02:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:18:01 168184 0 571660 30.38 2620 1139092 1132000 38.63 430160 1121972 24 02:19:01 175948 0 563888 29.97 2620 1139100 1073760 36.65 426860 1118800 8 02:20:01 175704 0 564124 29.98 2620 1139108 1073892 36.65 427588 1118800 8 02:21:01 173820 0 566008 30.08 2620 1139108 1073916 36.65 431428 1116144 8 02:22:01 174564 0 565256 30.04 2620 1139116 1073820 36.65 432988 1114032 8 02:23:01 98716 0 605872 32.20 2620 1174348 1280688 43.71 463932 1152612 57564 Average: 161156 0 572801 30.44 2620 1144979 1118013 38.16 435493 1123727 9603 02:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:18:01 eth0 161.54 124.84 467.17 47.62 0.00 0.00 0.00 0.00 02:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:18:01 docker0 4.81 3.83 1.16 12.88 0.00 0.00 0.00 0.00 02:19:01 eth0 0.75 0.07 0.06 0.01 0.00 0.00 0.00 0.00 02:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 eth0 1.17 0.63 0.64 0.22 0.00 0.00 0.00 0.00 02:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:21:01 eth0 0.68 0.38 0.29 0.21 0.00 0.00 0.00 0.00 02:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:22:01 eth0 0.28 0.20 0.14 0.04 0.00 0.00 0.00 0.00 02:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:23:01 eth0 85.70 76.72 505.99 10.31 0.00 0.00 0.00 0.00 02:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 41.70 33.81 162.41 9.74 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 0.80 0.64 0.19 2.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 11/12/20 _x86_64_ (4 CPU) 02:16:12 LINUX RESTART (4 CPU) 02:17:01 CPU %user %nice %system %iowait %steal %idle 02:18:01 all 3.35 0.00 1.83 1.30 0.01 93.52 02:18:01 0 3.21 0.00 1.97 0.22 0.00 94.60 02:18:01 1 3.48 0.00 1.62 1.19 0.02 93.70 02:18:01 2 3.28 0.00 2.12 3.41 0.00 91.19 02:18:01 3 3.44 0.00 1.59 0.37 0.02 94.58 02:19:01 all 0.10 0.00 0.07 0.00 0.00 99.83 02:19:01 0 0.03 0.00 0.05 0.00 0.00 99.92 02:19:01 1 0.27 0.00 0.10 0.00 0.00 99.63 02:19:01 2 0.05 0.00 0.07 0.00 0.00 99.88 02:19:01 3 0.05 0.00 0.05 0.00 0.00 99.90 02:20:01 all 0.18 0.00 0.02 0.00 0.00 99.80 02:20:01 0 0.05 0.00 0.02 0.00 0.00 99.93 02:20:01 1 0.57 0.00 0.02 0.00 0.00 99.42 02:20:01 2 0.05 0.00 0.02 0.00 0.00 99.93 02:20:01 3 0.05 0.00 0.02 0.00 0.00 99.93 02:21:01 all 0.15 0.00 0.03 0.00 0.00 99.82 02:21:01 0 0.02 0.00 0.02 0.00 0.00 99.97 02:21:01 1 0.02 0.00 0.02 0.00 0.00 99.97 02:21:01 2 0.53 0.00 0.03 0.00 0.00 99.43 02:21:01 3 0.03 0.00 0.05 0.00 0.00 99.92 02:22:01 all 0.17 0.00 0.03 0.00 0.00 99.80 02:22:01 0 0.03 0.00 0.07 0.02 0.00 99.88 02:22:01 1 0.28 0.00 0.00 0.00 0.00 99.72 02:22:01 2 0.28 0.00 0.00 0.00 0.00 99.72 02:22:01 3 0.07 0.00 0.05 0.00 0.00 99.88 02:23:01 all 1.84 0.00 0.84 0.94 0.00 96.39 02:23:01 0 1.42 0.00 0.92 0.07 0.00 97.59 02:23:01 1 1.48 0.00 0.58 0.20 0.00 97.73 02:23:01 2 3.19 0.00 1.04 3.04 0.02 92.72 02:23:01 3 1.26 0.00 0.80 0.44 0.00 97.51 Average: all 0.96 0.00 0.47 0.37 0.00 98.20 Average: 0 0.79 0.00 0.51 0.05 0.00 98.65 Average: 1 1.01 0.00 0.39 0.23 0.00 98.36 Average: 2 1.23 0.00 0.54 1.07 0.00 97.15 Average: 3 0.81 0.00 0.43 0.13 0.00 98.62