---> uname -a: Linux prd-centos7-docker-4c-2g-21524.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-432 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-432@tmp /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 ---> free -m: total used free shared buff/cache available Mem: 1837 693 109 0 1034 1039 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:63:d6:b4 brd ff:ff:ff:ff:ff:ff inet 10.30.123.212/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85979sec preferred_lft 85979sec inet6 fe80::f816:3eff:fe63:d6b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:7a:75:79:a0 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::42:7aff:fe75:79a0/64 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) 01/20/21 _x86_64_ (4 CPU) 06:38:25 LINUX RESTART (4 CPU) 06:39:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:02 115.26 54.94 60.32 0.00 3960.67 36670.57 0.00 06:41:01 38.82 11.13 27.69 0.00 4335.83 2311.52 0.00 06:42:01 1.83 0.00 1.83 0.00 0.00 34.41 0.00 06:43:01 0.17 0.00 0.17 0.00 0.00 1.46 0.00 06:44:01 0.17 0.00 0.17 0.00 0.00 1.95 0.00 06:45:01 47.36 46.56 0.80 0.00 4037.93 17.42 0.00 Average: 34.00 18.82 15.17 0.00 2051.97 6542.63 0.00 06:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:02 73832 0 567928 30.18 2620 1237164 1130280 38.57 400076 1209660 8616 06:41:01 148748 0 604204 32.11 2620 1125972 1184044 40.41 410140 1120344 12 06:42:01 165052 0 587896 31.25 2620 1125976 1074188 36.66 403212 1114232 12 06:43:01 162080 0 590864 31.40 2620 1125980 1074332 36.67 405836 1114380 8 06:44:01 161728 0 591212 31.42 2620 1125984 1074392 36.67 415664 1104804 12 06:45:01 77976 0 625384 33.24 2620 1175564 1272340 43.42 439776 1163876 312 Average: 131569 0 594581 31.60 2620 1152773 1134929 38.73 412451 1137883 1495 06:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:02 eth0 192.14 130.00 709.17 59.21 0.00 0.00 0.00 0.00 06:40:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:01 eth0 68.63 57.46 359.02 34.51 0.00 0.00 0.00 0.00 06:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:41:01 docker0 7.41 5.42 1.57 16.63 0.00 0.00 0.00 0.00 06:42:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 eth0 0.57 0.28 0.27 0.17 0.00 0.00 0.00 0.00 06:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 eth0 1.05 0.37 0.32 0.23 0.00 0.00 0.00 0.00 06:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 eth0 15.45 9.55 15.44 6.23 0.00 0.00 0.00 0.00 06:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 46.40 32.98 180.73 16.72 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 1.22 0.89 0.26 2.74 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) 01/20/21 _x86_64_ (4 CPU) 06:38:25 LINUX RESTART (4 CPU) 06:39:01 CPU %user %nice %system %iowait %steal %idle 06:40:02 all 11.92 0.00 7.08 5.00 33.93 42.07 06:40:02 0 11.88 0.00 6.41 5.62 35.48 40.61 06:40:02 1 11.30 0.00 9.71 5.47 33.24 40.28 06:40:02 2 11.23 0.00 6.31 3.80 33.34 45.32 06:40:02 3 13.31 0.00 5.88 5.12 33.68 42.01 06:41:01 all 1.94 0.00 2.08 0.83 10.42 84.73 06:41:01 0 1.78 0.00 1.96 0.07 10.65 85.55 06:41:01 1 1.99 0.00 2.32 1.98 10.74 82.97 06:41:01 2 2.34 0.00 1.81 0.89 10.07 84.90 06:41:01 3 1.67 0.00 2.22 0.38 10.22 85.51 06:42:01 all 0.05 0.00 0.07 0.00 0.96 98.92 06:42:01 0 0.02 0.00 0.05 0.00 0.45 99.49 06:42:01 1 0.02 0.00 0.10 0.00 1.04 98.84 06:42:01 2 0.13 0.00 0.05 0.00 1.04 98.78 06:42:01 3 0.03 0.00 0.08 0.00 1.30 98.58 06:43:01 all 0.11 0.00 0.05 0.00 0.35 99.48 06:43:01 0 0.00 0.00 0.02 0.00 0.13 99.85 06:43:01 1 0.08 0.00 0.07 0.00 0.55 99.30 06:43:01 2 0.32 0.00 0.08 0.00 0.22 99.38 06:43:01 3 0.03 0.00 0.05 0.00 0.51 99.40 06:44:01 all 0.10 0.00 0.07 0.00 0.35 99.48 06:44:01 0 0.02 0.00 0.13 0.00 0.17 99.68 06:44:01 1 0.07 0.00 0.07 0.00 0.61 99.25 06:44:01 2 0.30 0.00 0.02 0.00 0.25 99.43 06:44:01 3 0.03 0.00 0.05 0.00 0.37 99.55 06:45:01 all 1.42 0.00 0.84 1.22 2.79 93.73 06:45:01 0 1.21 0.00 0.70 0.98 2.62 94.49 06:45:01 1 2.19 0.00 0.89 1.06 2.97 92.89 06:45:01 2 1.25 0.00 0.96 1.25 2.92 93.61 06:45:01 3 1.01 0.00 0.83 1.58 2.66 93.92 Average: all 2.72 0.00 1.78 1.23 8.51 85.77 Average: 0 2.60 0.00 1.61 1.17 8.60 86.02 Average: 1 2.74 0.00 2.31 1.48 8.58 84.89 Average: 2 2.75 0.00 1.63 1.04 8.44 86.14 Average: 3 2.79 0.00 1.57 1.22 8.41 86.02