---> uname -a: Linux prd-centos7-docker-4c-2g-11562.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/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-365 /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-365@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 691 110 0 1035 1042 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:b9:61:e9 brd ff:ff:ff:ff:ff:ff inet 10.30.123.152/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86023sec preferred_lft 86023sec inet6 fe80::f816:3eff:feb9:61e9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:f3:2a:bf:dc 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:f3ff:fe2a:bfdc/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) 11/09/20 _x86_64_ (4 CPU) 05:52:19 LINUX RESTART (4 CPU) 05:53:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:54:02 84.19 31.23 52.96 0.00 7358.06 5147.84 0.00 05:55:01 2.12 0.00 2.12 0.00 0.00 47.75 0.00 05:56:01 0.45 0.00 0.45 0.00 0.00 6.51 0.00 05:57:01 0.33 0.00 0.33 0.00 0.00 4.36 0.00 05:58:01 0.25 0.00 0.25 0.00 0.00 3.30 0.00 Average: 17.53 6.27 11.26 0.00 1477.12 1045.69 0.00 05:53:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:54:02 156348 0 596116 31.68 2620 1126472 1104776 37.70 423404 1140384 128 05:55:01 163200 0 589176 31.31 2620 1126560 1079728 36.85 421504 1136996 12 05:56:01 162608 0 589756 31.34 2620 1126572 1079860 36.85 422368 1136984 16 05:57:01 160856 0 591508 31.44 2620 1126572 1079848 36.85 426264 1134636 16 05:58:01 161776 0 590580 31.39 2620 1126580 1079728 36.85 436964 1123456 12 Average: 160958 0 591427 31.43 2620 1126551 1084788 37.02 426101 1134491 37 05:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:54:02 eth0 496.74 327.96 1072.62 93.77 0.00 0.00 0.00 0.00 05:54:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:02 docker0 8.09 6.24 1.35 13.11 0.00 0.00 0.00 0.00 05:55:01 eth0 0.56 0.00 0.04 0.00 0.00 0.00 0.00 0.00 05:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 eth0 1.87 1.15 1.31 0.22 0.00 0.00 0.00 0.00 05:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 eth0 1.03 0.43 0.35 0.21 0.00 0.00 0.00 0.00 05:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 0.00 05:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 100.43 66.17 215.67 18.92 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 1.62 1.25 0.27 2.63 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) 11/09/20 _x86_64_ (4 CPU) 05:52:19 LINUX RESTART (4 CPU) 05:53:01 CPU %user %nice %system %iowait %steal %idle 05:54:02 all 12.73 0.00 5.36 2.56 0.01 79.34 05:54:02 0 15.34 0.00 5.94 0.83 0.02 77.87 05:54:02 1 11.41 0.00 5.19 3.26 0.00 80.14 05:54:02 2 11.57 0.00 4.98 1.53 0.00 81.92 05:54:02 3 12.61 0.00 5.33 4.61 0.03 77.42 05:55:01 all 0.15 0.00 0.04 0.00 0.00 99.81 05:55:01 0 0.03 0.00 0.05 0.00 0.00 99.92 05:55:01 1 0.05 0.00 0.03 0.00 0.00 99.92 05:55:01 2 0.47 0.00 0.03 0.00 0.00 99.49 05:55:01 3 0.05 0.00 0.03 0.00 0.00 99.92 05:56:01 all 0.17 0.00 0.04 0.00 0.00 99.79 05:56:01 0 0.07 0.00 0.05 0.00 0.00 99.88 05:56:01 1 0.08 0.00 0.03 0.00 0.02 99.87 05:56:01 2 0.50 0.00 0.03 0.00 0.00 99.47 05:56:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:57:01 all 0.11 0.00 0.04 0.00 0.00 99.84 05:57:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:57:01 1 0.03 0.00 0.07 0.02 0.00 99.88 05:57:01 2 0.35 0.00 0.05 0.00 0.00 99.60 05:57:01 3 0.03 0.00 0.02 0.00 0.00 99.95 05:58:01 all 0.15 0.00 0.04 0.00 0.00 99.81 05:58:01 0 0.03 0.00 0.05 0.00 0.00 99.92 05:58:01 1 0.02 0.00 0.08 0.00 0.00 99.90 05:58:01 2 0.53 0.00 0.02 0.00 0.00 99.45 05:58:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 2.65 0.00 1.10 0.51 0.00 95.74 Average: 0 3.08 0.00 1.21 0.16 0.00 95.54 Average: 1 2.31 0.00 1.08 0.65 0.00 95.95 Average: 2 2.67 0.00 1.02 0.31 0.00 96.01 Average: 3 2.54 0.00 1.08 0.92 0.01 95.46