---> uname -a: Linux prd-centos7-docker-4c-2g-27821.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: 2933.438 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 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-524 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-524@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 731 75 0 1030 1001 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:4e:e8:72 brd ff:ff:ff:ff:ff:ff inet 10.30.123.145/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85658sec preferred_lft 85658sec inet6 fe80::f816:3eff:fe4e:e872/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:82:0d:dd:a9 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:fe0d:dda9/64 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) 02/26/21 _x86_64_ (4 CPU) 07:06:54 LINUX RESTART (4 CPU) 07:08:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:09:02 53.87 15.01 38.86 0.00 4457.73 3683.81 0.00 07:10:01 13.09 3.77 9.32 0.00 638.35 306.14 0.00 07:11:01 0.37 0.00 0.37 0.00 0.00 6.19 0.00 07:12:01 0.25 0.00 0.25 0.00 0.00 2.64 0.00 07:13:01 0.28 0.00 0.28 0.00 0.00 4.83 0.00 07:14:01 0.28 0.00 0.28 0.00 0.00 3.01 0.00 07:15:01 0.72 0.00 0.72 0.00 0.00 8.09 0.00 07:16:01 0.33 0.00 0.33 0.00 0.00 3.86 0.00 07:17:01 0.17 0.00 0.17 0.00 0.00 1.35 0.00 07:18:01 0.50 0.13 0.37 0.00 8.38 9.33 0.00 07:19:01 113.77 69.57 44.20 0.00 4937.06 14779.09 0.00 Average: 16.67 8.02 8.65 0.00 913.05 1706.47 0.00 07:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:09:02 68816 0 720968 38.32 2620 1089140 2172432 74.14 465308 1143116 40 07:10:01 153604 0 615256 32.70 2620 1110064 1188052 40.55 400428 1124256 16 07:11:01 172008 0 596844 31.72 2620 1110072 1074072 36.66 389104 1120316 12 07:12:01 170060 0 598792 31.82 2620 1110072 1074216 36.66 391672 1119732 16 07:13:01 170316 0 598532 31.81 2620 1110076 1074424 36.67 391468 1119724 12 07:14:01 168964 0 599876 31.88 2620 1110084 1074664 36.68 410300 1102480 8 07:15:01 171072 0 597768 31.77 2620 1110084 1074328 36.67 408336 1102476 8 07:16:01 170684 0 598148 31.79 2620 1110092 1074328 36.67 408472 1102476 8 07:17:01 170808 0 598020 31.78 2620 1110096 1074328 36.67 408232 1102476 8 07:18:01 162792 0 605588 32.19 2620 1110544 1088084 37.13 414748 1102636 44 07:19:01 252624 0 655600 34.84 2620 970700 1076468 36.74 408068 969772 100912 Average: 166523 0 616854 32.78 2620 1095548 1185945 40.47 408740 1100860 9189 07:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:09:02 vethe50add9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:02 vethd581ed7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:02 eth0 197.82 155.01 994.59 71.41 0.00 0.00 0.00 0.00 07:09:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 eth0 27.02 26.19 43.81 24.14 0.00 0.00 0.00 0.00 07:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 docker0 5.75 5.95 1.66 20.08 0.00 0.00 0.00 0.00 07:11:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 07:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 eth0 1.08 0.73 1.75 0.05 0.00 0.00 0.00 0.00 07:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 eth0 1.88 0.32 0.41 0.20 0.00 0.00 0.00 0.00 07:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 eth0 1.10 0.68 0.68 0.46 0.00 0.00 0.00 0.00 07:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 eth0 0.10 0.02 0.01 0.00 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:17:01 eth0 0.12 0.08 0.01 0.01 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 5.16 3.24 5.11 1.80 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 219.22 182.05 2187.73 22.00 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 41.25 33.50 293.79 10.92 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 0.52 0.53 0.15 1.80 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) 02/26/21 _x86_64_ (4 CPU) 07:06:54 LINUX RESTART (4 CPU) 07:08:01 CPU %user %nice %system %iowait %steal %idle 07:09:02 all 8.07 0.00 3.46 1.67 28.79 58.01 07:09:02 0 7.01 0.00 3.66 1.04 31.00 57.29 07:09:02 1 8.87 0.00 3.37 1.28 27.57 58.91 07:09:02 2 7.35 0.00 4.02 1.26 28.47 58.91 07:09:02 3 9.09 0.00 2.77 3.14 28.06 56.94 07:10:01 all 1.55 0.00 2.04 0.42 18.46 77.54 07:10:01 0 1.44 0.00 1.55 0.02 19.31 77.68 07:10:01 1 1.34 0.00 2.15 0.64 18.24 77.63 07:10:01 2 1.88 0.00 2.55 0.77 18.23 76.57 07:10:01 3 1.53 0.00 1.91 0.24 18.04 78.27 07:11:01 all 0.09 0.00 0.07 0.00 0.68 99.16 07:11:01 0 0.02 0.00 0.03 0.00 0.23 99.72 07:11:01 1 0.27 0.00 0.08 0.00 0.88 98.77 07:11:01 2 0.03 0.00 0.07 0.00 0.71 99.19 07:11:01 3 0.05 0.00 0.10 0.00 0.88 98.97 07:12:01 all 0.10 0.00 0.12 0.00 1.61 98.17 07:12:01 0 0.05 0.00 0.13 0.00 2.16 97.65 07:12:01 1 0.23 0.00 0.07 0.02 2.34 97.34 07:12:01 2 0.07 0.00 0.13 0.00 1.47 98.33 07:12:01 3 0.05 0.00 0.13 0.00 0.45 99.37 07:13:01 all 0.08 0.00 0.05 0.00 3.71 96.16 07:13:01 0 0.13 0.00 0.03 0.00 4.51 95.32 07:13:01 1 0.05 0.00 0.05 0.00 2.47 97.43 07:13:01 2 0.08 0.00 0.03 0.00 4.10 95.79 07:13:01 3 0.07 0.00 0.10 0.00 3.74 96.10 07:14:01 all 0.10 0.00 0.15 0.00 4.98 94.77 07:14:01 0 0.03 0.00 0.03 0.00 5.49 94.44 07:14:01 1 0.06 0.00 0.13 0.00 5.53 94.27 07:14:01 2 0.11 0.00 0.10 0.00 6.39 93.40 07:14:01 3 0.18 0.00 0.35 0.00 2.47 97.01 07:15:01 all 0.09 0.00 0.03 0.00 1.84 98.03 07:15:01 0 0.02 0.00 0.02 0.00 2.55 97.41 07:15:01 1 0.02 0.00 0.03 0.02 1.70 98.23 07:15:01 2 0.12 0.00 0.03 0.00 1.78 98.07 07:15:01 3 0.22 0.00 0.05 0.00 1.31 98.43 07:16:01 all 0.13 0.00 0.03 0.00 0.37 99.47 07:16:01 0 0.02 0.00 0.02 0.00 0.17 99.80 07:16:01 1 0.22 0.00 0.03 0.00 0.08 99.67 07:16:01 2 0.25 0.00 0.05 0.00 1.18 98.53 07:16:01 3 0.03 0.00 0.02 0.00 0.07 99.88 07:17:01 all 0.12 0.00 0.04 0.00 0.83 99.02 07:17:01 0 0.02 0.00 0.05 0.00 0.61 99.32 07:17:01 1 0.25 0.00 0.05 0.00 0.73 98.97 07:17:01 2 0.03 0.00 0.03 0.00 1.19 98.74 07:17:01 3 0.17 0.00 0.03 0.00 0.76 99.04 07:18:01 all 0.54 0.00 0.73 0.02 4.22 94.49 07:18:01 0 0.16 0.00 0.27 0.05 4.45 95.06 07:18:01 1 0.77 0.00 0.70 0.00 4.71 93.82 07:18:01 2 0.21 0.00 0.40 0.05 5.00 94.35 07:18:01 3 1.04 0.00 1.57 0.00 2.67 94.72 07:19:01 all 3.76 0.00 3.06 2.74 28.42 62.02 07:19:01 0 3.57 0.00 3.23 0.01 31.27 61.92 07:19:01 1 4.14 0.00 3.16 9.67 27.49 55.55 07:19:01 2 3.54 0.00 2.64 0.38 27.80 65.65 07:19:01 3 3.84 0.00 3.23 1.10 26.99 64.84 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.43 0.00 0.95 0.48 9.07 88.06 Average: 0 1.25 0.00 0.90 0.11 9.94 87.80 Average: 1 1.58 0.00 0.95 1.14 8.81 87.52 Average: 2 1.33 0.00 0.97 0.24 9.24 88.22 Average: 3 1.58 0.00 0.98 0.44 8.26 88.73