---> uname -a: Linux prd-centos7-docker-4c-2g-11573.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: 2933.436 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/sa-host /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-365 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-365@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 698 104 0 1034 1036 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:af:24:6a brd ff:ff:ff:ff:ff:ff inet 10.30.122.23/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85999sec preferred_lft 85999sec inet6 fe80::f816:3eff:feaf:246a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:82:15:a1:ba 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::42:82ff:fe15:a1ba/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) 07:13:12 LINUX RESTART (4 CPU) 07:14:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:15:01 77.95 39.75 38.20 0.00 7654.75 4969.42 0.00 07:16:02 9.81 2.51 7.31 0.00 138.67 209.83 0.00 07:17:01 1.79 0.00 1.79 0.00 0.00 35.44 0.00 07:18:01 0.32 0.00 0.32 0.00 0.00 3.53 0.00 07:19:01 0.22 0.00 0.22 0.00 0.00 2.63 0.00 Average: 17.80 8.34 9.46 0.00 1535.60 1029.36 0.00 07:14:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:15:01 122752 0 641220 34.08 2620 1114964 1574888 53.75 475904 1120628 56 07:16:02 153108 0 605420 32.18 2620 1120408 1158984 39.55 451136 1116248 20 07:17:01 165352 0 593168 31.53 2620 1120416 1076084 36.72 444604 1112172 12 07:18:01 162708 0 595812 31.67 2620 1120416 1076320 36.73 450696 1108728 8 07:19:01 162200 0 596312 31.69 2620 1120424 1076424 36.74 459896 1099960 8 Average: 153224 0 606386 32.23 2620 1119326 1192540 40.70 456447 1111547 21 07:14:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:15:01 eth0 236.93 169.88 1054.85 65.69 0.00 0.00 0.00 0.00 07:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 vethae23436 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 07:15:01 docker0 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 07:16:02 eth0 22.41 23.44 30.25 31.88 0.00 0.00 0.00 0.00 07:16:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:02 docker0 5.55 4.75 1.18 12.97 0.00 0.00 0.00 0.00 07:17:01 eth0 0.57 0.02 0.05 0.00 0.00 0.00 0.00 0.00 07:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:18:01 eth0 1.33 0.58 1.23 0.19 0.00 0.00 0.00 0.00 07:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:19:01 eth0 0.42 0.30 0.26 0.23 0.00 0.00 0.00 0.00 07:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 51.65 38.37 214.17 19.46 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 1.12 0.98 0.24 2.62 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) 07:13:12 LINUX RESTART (4 CPU) 07:14:03 CPU %user %nice %system %iowait %steal %idle 07:15:01 all 16.20 0.00 7.68 2.69 21.13 52.30 07:15:01 0 12.96 0.00 6.76 2.44 23.27 54.57 07:15:01 1 18.69 0.00 7.60 2.62 20.00 51.08 07:15:01 2 11.57 0.00 7.91 3.59 22.51 54.41 07:15:01 3 22.14 0.00 8.50 2.07 18.47 48.83 07:16:02 all 1.16 0.00 0.84 0.16 6.32 91.53 07:16:02 0 0.98 0.00 0.55 0.35 7.07 91.05 07:16:02 1 1.55 0.00 1.20 0.06 6.59 90.59 07:16:02 2 1.16 0.00 0.89 0.15 5.83 91.97 07:16:02 3 0.94 0.00 0.71 0.08 5.76 92.51 07:17:01 all 0.07 0.00 0.08 0.00 0.40 99.45 07:17:01 0 0.00 0.00 0.03 0.00 0.29 99.68 07:17:01 1 0.03 0.00 0.08 0.00 0.32 99.56 07:17:01 2 0.20 0.00 0.15 0.00 0.59 99.05 07:17:01 3 0.05 0.00 0.07 0.00 0.39 99.49 07:18:01 all 0.07 0.00 0.04 0.00 0.28 99.61 07:18:01 0 0.03 0.00 0.03 0.00 0.28 99.65 07:18:01 1 0.03 0.00 0.07 0.00 0.12 99.78 07:18:01 2 0.18 0.00 0.03 0.00 0.40 99.38 07:18:01 3 0.03 0.00 0.03 0.00 0.32 99.62 07:19:01 all 0.09 0.00 0.05 0.00 0.23 99.63 07:19:01 0 0.02 0.00 0.03 0.00 0.30 99.65 07:19:01 1 0.00 0.00 0.13 0.00 0.17 99.70 07:19:01 2 0.30 0.00 0.03 0.00 0.32 99.35 07:19:01 3 0.05 0.00 0.02 0.00 0.13 99.80 Average: all 3.53 0.00 1.74 0.57 5.71 88.45 Average: 0 2.85 0.00 1.51 0.57 6.37 88.71 Average: 1 4.03 0.00 1.81 0.53 5.43 88.19 Average: 2 2.76 0.00 1.86 0.77 6.09 88.52 Average: 3 4.49 0.00 1.81 0.42 4.92 88.37