---> uname -a: Linux prd-centos7-docker-4c-2g-8429.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-361 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-361@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 642 119 0 1076 1093 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:e5:81:38 brd ff:ff:ff:ff:ff:ff inet 10.30.122.59/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85981sec preferred_lft 85981sec inet6 fe80::f816:3eff:fee5:8138/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:64:dc:73:ca 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::42:64ff:fedc:73ca/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) 10/23/20 _x86_64_ (4 CPU) 15:13:30 LINUX RESTART (4 CPU) 15:14:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:15:01 135.32 55.20 80.13 0.00 7722.73 40041.59 0.00 15:16:01 0.83 0.00 0.83 0.00 0.00 17.70 0.00 15:17:02 0.23 0.00 0.23 0.00 0.00 3.44 0.00 15:18:01 0.23 0.00 0.23 0.00 0.00 2.71 0.00 15:19:01 0.17 0.00 0.17 0.00 0.00 2.26 0.00 15:20:01 0.35 0.00 0.35 0.00 0.00 4.57 0.00 Average: 22.92 9.23 13.70 0.00 1290.99 6698.76 0.00 15:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:15:01 156132 0 542224 28.82 2620 1180580 1145048 39.08 427704 1135040 128 15:16:01 163816 0 534448 28.40 2620 1180672 1070312 36.53 423696 1133204 12 15:17:02 162296 0 535912 28.48 2620 1180728 1070708 36.54 428792 1130040 28 15:18:01 162784 0 535416 28.46 2620 1180736 1070340 36.53 428812 1129456 32 15:19:01 161768 0 536484 28.51 2620 1180684 1070564 36.54 430144 1129440 8 15:20:01 161140 0 537108 28.55 2620 1180688 1070612 36.54 430180 1129440 8 Average: 161323 0 536932 28.54 2620 1180681 1082931 36.96 428221 1131103 36 15:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:15:01 eth0 279.68 193.08 1053.20 84.77 0.00 0.00 0.00 0.00 15:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 docker0 3.79 3.18 1.04 12.46 0.00 0.00 0.00 0.00 15:16:01 eth0 0.83 0.07 0.07 0.02 0.00 0.00 0.00 0.00 15:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:02 eth0 2.08 1.45 3.42 0.45 0.00 0.00 0.00 0.00 15:17:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 eth0 0.72 0.07 0.06 0.01 0.00 0.00 0.00 0.00 15:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 eth0 1.03 0.25 0.32 0.14 0.00 0.00 0.00 0.00 15:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 eth0 1.26 0.57 0.46 0.34 0.00 0.00 0.00 0.00 15:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 47.74 32.68 176.79 14.33 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 0.63 0.53 0.17 2.08 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) 10/23/20 _x86_64_ (4 CPU) 15:13:30 LINUX RESTART (4 CPU) 15:14:01 CPU %user %nice %system %iowait %steal %idle 15:15:01 all 13.58 0.00 8.51 3.84 12.15 61.92 15:15:01 0 10.33 0.00 7.01 2.81 13.73 66.12 15:15:01 1 15.34 0.00 11.67 2.92 10.43 59.65 15:15:01 2 17.33 0.00 7.22 4.86 12.18 58.41 15:15:01 3 11.51 0.00 8.28 4.79 12.17 63.25 15:16:01 all 0.12 0.00 0.05 0.00 0.24 99.59 15:16:01 0 0.02 0.00 0.03 0.00 0.32 99.63 15:16:01 1 0.07 0.00 0.05 0.00 0.28 99.60 15:16:01 2 0.05 0.00 0.05 0.00 0.17 99.73 15:16:01 3 0.35 0.00 0.05 0.00 0.20 99.40 15:17:02 all 0.20 0.00 0.13 0.00 1.18 98.49 15:17:02 0 0.15 0.00 0.20 0.00 1.53 98.12 15:17:02 1 0.21 0.00 0.10 0.00 1.28 98.40 15:17:02 2 0.13 0.00 0.12 0.00 1.04 98.71 15:17:02 3 0.30 0.00 0.12 0.00 0.86 98.73 15:18:01 all 0.34 0.00 0.35 0.00 2.94 96.36 15:18:01 0 0.22 0.00 0.25 0.00 2.57 96.96 15:18:01 1 0.60 0.00 0.33 0.00 3.15 95.92 15:18:01 2 0.38 0.00 0.40 0.00 3.49 95.72 15:18:01 3 0.17 0.00 0.43 0.00 2.55 96.85 15:19:01 all 0.26 0.00 0.21 0.00 2.01 97.52 15:19:01 0 0.07 0.00 0.17 0.00 1.16 98.61 15:19:01 1 0.32 0.00 0.25 0.00 3.13 96.30 15:19:01 2 0.47 0.00 0.20 0.00 2.25 97.07 15:19:01 3 0.17 0.00 0.24 0.00 1.50 98.10 15:20:01 all 0.10 0.00 0.04 0.00 0.40 99.46 15:20:01 0 0.03 0.00 0.02 0.00 0.12 99.83 15:20:01 1 0.07 0.00 0.07 0.00 0.78 99.09 15:20:01 2 0.27 0.00 0.05 0.00 0.46 99.22 15:20:01 3 0.02 0.00 0.03 0.00 0.23 99.72 Average: all 2.39 0.00 1.53 0.63 3.12 92.33 Average: 0 1.81 0.00 1.29 0.47 3.25 93.17 Average: 1 2.67 0.00 2.00 0.47 3.11 91.75 Average: 2 3.04 0.00 1.31 0.79 3.22 91.65 Average: 3 2.07 0.00 1.51 0.79 2.90 92.73