---> uname -a: Linux prd-centos7-docker-4c-2g-6114.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-346 /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-346@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 693 122 0 1021 1041 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:5e:ba:4d brd ff:ff:ff:ff:ff:ff inet 10.30.123.105/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fe5e:ba4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:8a:f2:0d:8a 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::42:8aff:fef2:d8a/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) 10/19/20 _x86_64_ (4 CPU) 01:14:45 LINUX RESTART (4 CPU) 01:16:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:17:01 30.68 10.65 20.03 0.00 4418.10 2243.89 0.00 01:18:01 0.82 0.00 0.82 0.00 0.00 19.06 0.00 01:19:01 0.20 0.00 0.20 0.00 0.00 2.58 0.00 01:20:01 0.27 0.00 0.27 0.00 0.00 3.36 0.00 01:21:02 130.24 64.05 66.20 0.00 6270.64 18421.91 0.00 Average: 32.46 14.95 17.51 0.00 2138.60 4140.01 0.00 01:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:17:01 161036 0 604820 32.14 2620 1113080 1151924 39.31 440552 1116316 16 01:18:01 173884 0 591964 31.46 2620 1113088 1062832 36.27 433608 1112056 16 01:19:01 171844 0 594000 31.57 2620 1113092 1063012 36.28 436372 1111500 8 01:20:01 171872 0 593972 31.57 2620 1113092 1063000 36.28 445584 1102348 8 01:21:02 183520 0 691960 36.78 2620 1003456 1268108 43.28 453032 1024468 8 Average: 172431 0 615343 32.70 2620 1091162 1121775 38.28 441830 1093338 11 01:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:17:01 eth0 80.70 69.97 353.31 38.90 0.00 0.00 0.00 0.00 01:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 docker0 3.29 2.43 0.97 11.98 0.00 0.00 0.00 0.00 01:18:01 eth0 1.07 0.08 0.09 0.01 0.00 0.00 0.00 0.00 01:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 eth0 1.63 0.50 0.59 0.36 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 eth0 1.08 0.32 0.34 0.23 0.00 0.00 0.00 0.00 01:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:02 eth0 222.46 180.93 2178.22 21.80 0.00 0.00 0.00 0.00 01:21:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 61.41 50.38 506.73 12.26 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 0.66 0.49 0.19 2.40 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) 10/19/20 _x86_64_ (4 CPU) 01:14:45 LINUX RESTART (4 CPU) 01:16:01 CPU %user %nice %system %iowait %steal %idle 01:17:01 all 2.19 0.00 1.91 0.59 6.19 89.12 01:17:01 0 2.03 0.00 2.03 0.39 6.85 88.71 01:17:01 1 1.96 0.00 1.46 0.95 6.07 89.55 01:17:01 2 2.28 0.00 2.21 0.51 5.88 89.11 01:17:01 3 2.51 0.00 1.94 0.49 5.93 89.12 01:18:01 all 0.08 0.00 0.07 0.00 0.32 99.53 01:18:01 0 0.02 0.00 0.08 0.00 0.15 99.75 01:18:01 1 0.12 0.00 0.10 0.00 0.52 99.27 01:18:01 2 0.15 0.00 0.05 0.00 0.42 99.38 01:18:01 3 0.05 0.00 0.07 0.00 0.18 99.70 01:19:01 all 0.10 0.00 0.02 0.00 0.33 99.54 01:19:01 0 0.03 0.00 0.02 0.00 0.42 99.53 01:19:01 1 0.30 0.00 0.02 0.00 0.32 99.37 01:19:01 2 0.03 0.00 0.03 0.00 0.22 99.72 01:19:01 3 0.05 0.00 0.03 0.00 0.37 99.55 01:20:01 all 0.14 0.00 0.06 0.00 0.07 99.73 01:20:01 0 0.03 0.00 0.07 0.00 0.08 99.82 01:20:01 1 0.45 0.00 0.07 0.00 0.13 99.35 01:20:01 2 0.03 0.00 0.08 0.00 0.02 99.87 01:20:01 3 0.05 0.00 0.03 0.00 0.05 99.87 01:21:02 all 4.44 0.00 3.46 1.91 6.67 83.52 01:21:02 0 3.71 0.00 2.69 2.32 6.93 84.34 01:21:02 1 3.66 0.00 3.58 2.00 6.58 84.18 01:21:02 2 5.20 0.00 3.94 2.31 6.80 81.75 01:21:02 3 5.20 0.00 3.62 1.00 6.37 83.81 Average: all 1.38 0.00 1.10 0.49 2.71 94.32 Average: 0 1.16 0.00 0.97 0.54 2.88 94.45 Average: 1 1.29 0.00 1.04 0.59 2.72 94.37 Average: 2 1.53 0.00 1.26 0.56 2.65 94.01 Average: 3 1.56 0.00 1.13 0.30 2.57 94.44